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Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C1, NGC 188, Mel 2
Apparent magnitude: 8.1 mag
Distance: 6,700 ly
Expansion: 29 ly
RA-Coordinates: 00h 47m 27.5s
Dec-Coordinates: +85° 16' 11''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 2.487 "/Pixel
Image size: 2839 x 1937
Number of images: 40 x 60s
Total exposure time: 40 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 436, Mel 6
Apparent magnitude: 8.8 mag
Distance: 9,800 ly
Expansion: 14 ly
RA-Coordinates: 01h 15m 57.8s
Dec-Coordinates: +58° 49' 02''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.235 "/Pixel
Image size: 4168 x 2792
Number of images: 62 x 60s
Total exposure time: 1 h 02 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C13, NGC 457, Mel 7
Apparent magnitude: 6.4 mag
Distance: 7,920 ly
Expansion: 46 ly
RA-Coordinates: 01h 19m 32.6s
Dec-Coordinates: +58° 17' 27''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.235 "/Pixel
Image size: 4012 x 2708
Number of images: 62 x 60s
Total exposure time: 1 h 02 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M103, NGC 581, Mel 8
Apparent magnitude: 7.4 mag
Distance: 8,500 ly
Expansion: 15 ly
RA-Coordinates: 01h 33m 21.8s
Dec-Coordinates: +60° 39' 29''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC
Chip temperature: 23°C
Gain: 120
Offset: 30
Binning: 1x1
Filter: IR-Blocking filter
Image scale: 2.487 "/Pixel
Image size: 2634 x 1782
Number of images: 14 x 60s
Total exposure time: 14 min
Number of darks, flats, darkflats: 15, 15, 15
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 654, Mel 9
Apparent magnitude: 6.5 mag
Distance: 6,650 ly
Expansion: 12 ly
RA-Coordinates: 01h 43m 59.4s
Dec-Coordinates: +61° 52' 58''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.954 "/Pixel
Image size: 4114 x 2789
Number of images: Lum: 50 x 120s, R: 14 x 120s, G: 17 x 120s, B: 16 x 120s
Total exposure time: 3 h 14 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 659, Mel 10
Apparent magnitude: 7.9 mag
Distance: 6,300 ly
Expansion: 11 ly
RA-Coordinates: 01h 44m 23s
Dec-Coordinates: +60° 40' 09''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.954 "/Pixel
Image size: 4136 x 2819
Number of images: Lum: 17 x 120s, R: 6 x 120s, G: 6 x 120s, B: 6 x 120s
Total exposure time: 1 h 10 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 663, Mel 11
Apparent magnitude: 10.3 mag
Distance: 6,400 ly
Expansion: 13 ly
RA-Coordinates: 01h 46m 16s
Dec-Coordinates: +61° 13' 05''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.954 "/Pixel
Image size: 4136 x 2819
Number of images: Lum: 17 x 120s, R: 6 x 120s, G: 6 x 120s, B: 6 x 120s
Total exposure time: 1 h 10 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C28, NGC 752, Mel 12
Apparent magnitude: 5.7 mag
Distance: 1,500 ly
Expansion: 25 ly
RA-Coordinates: 01h 57m 34.8s
Dec-Coordinates: +37° 50' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 2.487 "/Pixel
Image size: 4144 x 2822
Number of images: 46 x 60s
Total exposure time: 46 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 869, Mel 13
Apparent magnitude: 5.3 mag
Distance: 8,300 ly
Expansion: 72 ly
RA-Coordinates: 02h 19m 00s
Dec-Coordinates: +57° 09' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: IR-Blocking filter
Image scale: 1.990 "/Pixel
Image size: 2707 x 1766
Number of images: 160 x 30s
Total exposure time: 1 h 20 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 884, Mel 14
Apparent magnitude: 6.1 mag
Distance: 8,200 ly
Expansion: 72 ly
RA-Coordinates: 02h 22m 00s
Dec-Coordinates: +57° 08' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: IR-Blocking filter
Image scale: 1.990 "/Pixel
Image size: 2707 x 1766
Number of images: 160 x 30s
Total exposure time: 1 h 20 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: Mel 15, Collinder 26
Apparent magnitude: 6.5 mag
Distance: 7,500 ly
Expansion: 33 ly
RA-Coordinates: 02h 32m 42s
Dec-Coordinates: +61° 27' 00''
Filter recommendation: without, (H-alpha), (OIII), (SII)
Telescope: Sharpstar Hypergraph 13028HNT
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set, Omegon Pro H-Alpha filter 2'', Omegon Pro OIII filter 2''
Image scale: 2.654 "/Pixel
Image size: 2726 x 3007
Number of images: Lum: 74 x 30s, R: 24 x 120s, G: 26 x 90s, B: 26 x 60s, Ha: 41 x 180s, 31 x 300s, OIII: 41 x 180s, 29 x 300s
Total exposure time: 11 h 36 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1027, Mel 16
Apparent magnitude: 6.7 mag
Distance: 2,500 ly
Expansion: 11 ly
RA-Coordinates: 02h 42m 35s
Dec-Coordinates: +61° 35' 40''
Filter recommendation: without, (H-alpha), (OIII), (SII)
Telescope: Nikon 2216 AF-S DX 18-300 mm (169 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 5.685 "/Pixel
Image size: 3468 x 2312
Number of images: 156 x 180s
Total exposure time: 7 h 48 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight, GIMP

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M34, NGC 1039, Mel 17
Apparent magnitude: 5.2 mag
Distance: 1,400 ly
Expansion: 14 ly
RA-Coordinates: 02h 42m 07.4s
Dec-Coordinates: +42° 44' 46''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC
Chip temperature: 22°C
Gain: 120
Offset: 20
Binning: 1x1
Filter: IR-Blocking filter
Image scale: 0.983 "/Pixel
Image size: 3642 x 2394
Number of images: 15 x 60s
Total exposure time: 15 min
Number of darks, flats, darkflats: 15, 15, 15
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1245, Mel 18
Apparent magnitude: 8.4 mag
Distance: 9,400 ly
Expansion: 27 ly
RA-Coordinates: 03h 14m 41.4s
Dec-Coordinates: +47° 14' 19''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.954 "/Pixel
Image size: 3495 x 2317
Number of images: Lum: 27 x 60s, R: 4 x 120s, G: 4 x 120s, B: 4 x 120s
Total exposure time: 51 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: Mel 20, Collinder 39
Apparent magnitude: 1.2 mag
Distance: 570 ly
Expansion: 30 ly
RA-Coordinates: 03h 26m 42s
Dec-Coordinates: +48° 48' 00''
Filter recommendation: without
Telescope: Nikon 2216 AF-S DX 18-300 mm (123 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 7.828 "/Pixel
Image size: 4059 x 2777
Number of images: 44 x 60s
Total exposure time: 44 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1342, Mel 21
Apparent magnitude: 6.7 mag
Distance: 2,170 ly
Expansion: 11 ly
RA-Coordinates: 03h 31m 40.1s
Dec-Coordinates: +37° 22' 46''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4128 x 2812
Number of images: 36 x 60s
Total exposure time: 36 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M45, Mel 22
Apparent magnitude: 1.6 mag
Distance: 444 ly
Expansion: 14 ly
RA-Coordinates: 3h 47m 24s
Dec-Coordinates: +24° 07' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 2.487 "/Pixel
Image size: 4127 x 2818
Number of images: 147 x 60s
Total exposure time: 2 h 27 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1528, Mel 23
Apparent magnitude: 6.5 mag
Distance: 2,530 ly
Expansion: 13 ly
RA-Coordinates: 04h 15m 18.9s
Dec-Coordinates: +51° 12' 41''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.610 "/Pixel
Image size: 4131 x 2785
Number of images: Lum: 66 x 30s, R: 22 x 60s, G: 21 x 45s, B: 20 x 45s
Total exposure time: 1 h 25 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C41, Mel 25
Apparent magnitude: 0.5 mag
Distance: 153 ly
Expansion: 15 ly
RA-Coordinates: 04h 27m 00s
Dec-Coordinates: +15° 52' 00''
Filter recommendation: without
Telescope: Nikon 2216 AF-S DX 18-300 mm (123 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 7.828 "/Pixel
Image size: 3399 x 2462
Number of images: 44 x 60s
Total exposure time: 44 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1664, Mel 27
Apparent magnitude: 7.6 mag
Distance: 3,900 ly
Expansion: 20 ly
RA-Coordinates: 04h 51m 05.4s
Dec-Coordinates: +43° 40' 34''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 2341 x 1507
Number of images: 15 x 45s
Total exposure time: 11 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1746, Mel 28
Apparent magnitude: 6.1 mag
Distance: 2,500 ly
Expansion: 29 ly
RA-Coordinates: 05h 03m 50.2s
Dec-Coordinates: +23° 46' 04''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 4116 x 2804
Number of images: 41 x 45s
Total exposure time: 31 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: Mel 31, Harrington 4
Apparent magnitude: 6.6 mag
Distance: 269 ly
Expansion: 3․1 ly
RA-Coordinates: 05h 18m 10s
Dec-Coordinates: +33° 22' 25''
Filter recommendation: without, H-alpha
Telescope: Nikon 2216 AF-S DX 18-300 mm (160 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 5.969 "/Pixel
Image size: 2706 x 1924
Number of images: 139 x 60s
Total exposure time: 3 h 04 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1857, Mel 32
Apparent magnitude: 7 mag
Distance: 7,800 ly
Expansion: 23 ly
RA-Coordinates: 05h 20m 05.5s
Dec-Coordinates: +39° 20' 37''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 3454 x 2194
Number of images: 66 x 45s
Total exposure time: 49.5 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1893, IC 410, Mel 33
Apparent magnitude: 7.5 mag
Distance: 11,000 ly
Expansion: 35 ly
RA-Coordinates: 05h 22m 44.1s
Dec-Coordinates: +33° 24' 43''
Filter recommendation: H-alpha, (OIII)
Telescope: Nikon AF-S Nikkor 70-200 mm/2.8 G ED VR II (116 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set, Astronomik filter H-alpha 6nm CCD MaxFR 2", Astronomik filter OIII 6nm CCD MaxFR 2"
Image scale: 8.244 "/Pixel
Image size: 3532 x 2433
Number of images: Lum: 7 x 60s, R: 6 x 120s, G: 6 x 120s, B: 7 x 120s, Ha: 18 x 300s, OIII: 17 x 300s
Total exposure time: 3 h 21 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 1907, Mel 35
Apparent magnitude: 8.5 mag
Distance: 5,100 ly
Expansion: 7․4 ly
RA-Coordinates: 05h 28m 04.5s
Dec-Coordinates: +35° 19' 32''
Filter recommendation: without
Telescope: Nikon AF-S Nikkor 70-200 mm/2.8 G ED VR II (116 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set, Astronomik filter H-alpha 6nm CCD MaxFR 2", Astronomik filter OIII 6nm CCD MaxFR 2"
Image scale: 8.244 "/Pixel
Image size: 3532 x 2433
Number of images: Lum: 7 x 60s, R: 6 x 120s, G: 6 x 120s, B: 7 x 120s, Ha: 18 x 300s, OIII: 17 x 300s
Total exposure time: 3 h 21 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M38, NGC 1912, Mel 36
Apparent magnitude: 6.4 mag
Distance: 4,200 ly
Expansion: 18 ly
RA-Coordinates: 05h 28m 42.5s
Dec-Coordinates: +35° 51' 18''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.610 "/Pixel
Image size: 4135 x 2801
Number of images: Lum: 78 x 30s, R: 26 x 60s, G: 26 x 45s, B: 26 x 45s
Total exposure time: 1 h 44 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M36, NGC 1960, Mel 37
Apparent magnitude: 6 mag
Distance: 4,100 ly
Expansion: 12 ly
RA-Coordinates: 05h 36m 17.7s
Dec-Coordinates: +34° 08' 27''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.597 "/Pixel
Image size: 3924 x 2637
Number of images: 98 x 30s
Total exposure time: 49 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M37, NGC 2099, Mel 38
Apparent magnitude: 5.6 mag
Distance: 4,400 ly
Expansion: 19 ly
RA-Coordinates: 05h 52m 18.3s
Dec-Coordinates: +32° 33' 11''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.595 "/Pixel
Image size: 4144 x 2822
Number of images: 74 x 30s
Total exposure time: 37 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 2158, Mel 40
Apparent magnitude: 8.6 mag
Distance: 16,200 ly
Expansion: 24 ly
RA-Coordinates: 06h 07m 25.6s
Dec-Coordinates: +24° 05' 46''
Filter recommendation: without
Telescope: Nikon 2216 AF-S DX 18-300 mm (126 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set, Omegon Pro H-Alpha filter 2'', Omegon Pro OIII filter 2''
Image scale: 7.558 "/Pixel
Image size: 3809 x 2570
Number of images: Lum: 17 x 120s, R: 8 x 120s, G: 7 x 120s, B: 7 x 120s, Ha: 22 x 300s, OIII: 24 x 300s
Total exposure time: 5 h 08 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M35, NGC 2168, Mel 41
Apparent magnitude: 5.1 mag
Distance: 2,800 ly
Expansion: 23 ly
RA-Coordinates: 06h 09m 05s
Dec-Coordinates: +24° 20' 19''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.595 "/Pixel
Image size: 3939 x 2692
Number of images: 87 x 30s
Total exposure time: 43.5 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C50, NGC 2244, NGC 2239, Mel 47
Apparent magnitude: 4.8 mag
Distance: 5,200 ly
Expansion: 36 ly
RA-Coordinates: 06h 30m 42s
Dec-Coordinates: +05° 01' 00''
Filter recommendation: without, H-alpha
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 120
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 2.487 "/Pixel
Image size: 4144 x 2822
Number of images: 23 x 180s
Total exposure time: 1 h 09 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 2264, Mel 49
Apparent magnitude: 12 mag
Distance: 2,500 ly
Expansion: 29 ly
RA-Coordinates: 06h 40m 58.2s
Dec-Coordinates: +09° 53' 44''
Filter recommendation: without, H-alpha
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MM Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set, Astronomik filter H-alpha 6nm CCD MaxFR 2", Astronomik filter OIII 6nm CCD MaxFR 2", Astronomik filter SII 6nm CCD MaxFR 2"
Image scale: 1.271 "/Pixel
Image size: 4131 x 2796
Number of images: Lum: 24 x 90s, R: 10 x 120s, G: 11 x 120s, B: 12 x 120s, Ha: 41 x 300s, OIII: 32 x 300s, SII: 29 x 300s
Total exposure time: 9 h 52 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 2281, Mel 51
Apparent magnitude: 5.4 mag
Distance: 1,800 ly
Expansion: 13 ly
RA-Coordinates: 06h 48m 17.8s
Dec-Coordinates: +41° 04' 44''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 2463 x 1592
Number of images: 52 x 45s
Total exposure time: 39 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 2335, Mel 60
Apparent magnitude: 7.2 mag
Distance: 4,600 ly
Expansion: 9․4 ly
RA-Coordinates: 07h 06m 49.4s
Dec-Coordinates: -10° 01' 43''
Filter recommendation: without, (H-alpha)
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 0.8x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 2.473 "/Pixel
Image size: 4125 x 2812
Number of images: 39 x 180s
Total exposure time: 1 h 57 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M47, NGC 2422, NGC 2478, Mel 68
Apparent magnitude: 4.4 mag
Distance: 1,600 ly
Expansion: 14 ly
RA-Coordinates: 07h 36m 35s
Dec-Coordinates: -14° 28' 57''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 4124 x 2808
Number of images: 20 x 45s
Total exposure time: 15 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M46, NGC 2437, Mel 75
Apparent magnitude: 6 mag
Distance: 5,400 ly
Expansion: 39 ly
RA-Coordinates: 7h 41m 42s
Dec-Coordinates: -14° 49' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 4124 x 2808
Number of images: 20 x 45s
Total exposure time: 15 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M48, NGC 2548, Mel 85
Apparent magnitude: 5.8 mag
Distance: 1,500 ly
Expansion: 24 ly
RA-Coordinates: 8h 13m 42s
Dec-Coordinates: -05° 45' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.965 "/Pixel
Image size: 3543 x 2397
Number of images: 65 x 45s
Total exposure time: 49 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M44, NGC 2632, Mel 88
Apparent magnitude: 3.1 mag
Distance: 577 ly
Expansion: 16 ly
RA-Coordinates: 8h 40m 24s
Dec-Coordinates: +19° 41' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.990 "/Pixel
Image size: 4114 x 2797
Number of images: 98 x 30s
Total exposure time: 49 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M67, NGC 2682, Mel 94
Apparent magnitude: 6.9 mag
Distance: 2,700 ly
Expansion: 24 ly
RA-Coordinates: 08h 51m 18s
Dec-Coordinates: +11° 48' 00''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.595 "/Pixel
Image size: 3494 x 2342
Number of images: 61 x 30s
Total exposure time: 30.5 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: Mel 111
Apparent magnitude: 1.8 mag
Distance: 280 ly
Expansion: 22 ly
RA-Coordinates: 12h 25m 06s
Dec-Coordinates: +26° 06' 00''
Filter recommendation: without
Telescope: Nikon 2216 AF-S DX 18-300 mm (123 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 7.828 "/Pixel
Image size: 2565 x 1699
Number of images: 12 x 60s
Total exposure time: 12 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M53, NGC 5024, Mel 117
Apparent magnitude: 7.7 mag
Distance: 60,000 ly
Expansion: 220 ly
RA-Coordinates: 13h 12m 55.2s
Dec-Coordinates: +18° 10' 09''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 3062 x 2064
Number of images: 52 x 60s
Total exposure time: 52 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M3, NGC 5272, Mel 119
Apparent magnitude: 6.3 mag
Distance: 33,900 ly
Expansion: 178 ly
RA-Coordinates: 13h 42m 11.2s
Dec-Coordinates: +28° 22' 32''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 2975 x 2092
Number of images: 39 x 180s
Total exposure time: 1 h 57 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 5466, Mel 124
Apparent magnitude: 9.2 mag
Distance: 51,500 ly
Expansion: 135 ly
RA-Coordinates: 14h 05m 27.3s
Dec-Coordinates: +28° 32' 04''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MM Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.954 "/Pixel
Image size: 4037 x 2813
Number of images: Lum: 21 x 30s, R: 7 x 60s, G: 7 x 60s, B: 6 x 60s
Total exposure time: 30.5 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M5, NGC 5904, Mel 133
Apparent magnitude: 5.7 mag
Distance: 24,500 ly
Expansion: 164 ly
RA-Coordinates: 15h 18m 33.7s
Dec-Coordinates: +02° 04' 58''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 3191 x 2125
Number of images: 14 x 60s
Total exposure time: 14 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M80, NGC 6093, Mel 142, Ben 73
Apparent magnitude: 7.3 mag
Distance: 33,000 ly
Expansion: 96 ly
RA-Coordinates: 16h 17m 02.5s
Dec-Coordinates: -22° 58' 30''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.642 "/Pixel
Image size: 4144 x 2822
Number of images: 11 x 30s
Total exposure time: 5.5 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M107, NGC 6171, Mel 148, Ben 79
Apparent magnitude: 7.8 mag
Distance: 20,900 ly
Expansion: 79 ly
RA-Coordinates: 16h 32m 31.9s
Dec-Coordinates: -13° 03' 13''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4137 x 2797
Number of images: 30 x 60s
Total exposure time: 30 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M13, NGC 6205, Mel 150
Apparent magnitude: 5.8 mag
Distance: 25,100 ly
Expansion: 146 ly
RA-Coordinates: 16h 41m 41.6s
Dec-Coordinates: +36° 27' 41''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.990 "/Pixel
Image size: 2979 x 1992
Number of images: 147 x 30s
Total exposure time: 1 h 13.5 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M12, NGC 6218, Mel 151, Ben 80
Apparent magnitude: 6.1 mag
Distance: 16,000 ly
Expansion: 74 ly
RA-Coordinates: 16h 47m 14.5s
Dec-Coordinates: -01° 56' 52''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4128 x 2745
Number of images: 26 x 60s
Total exposure time: 26 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6235, Mel 154, Ben 82
Apparent magnitude: 8.9 mag
Distance: 37,500 ly
Expansion: 55 ly
RA-Coordinates: 16h 53m 25.3s
Dec-Coordinates: -22° 10' 39''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.642 "/Pixel
Image size: 3124 x 2057
Number of images: 20 x 30s
Total exposure time: 10 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M10, NGC 6254, Mel 157, Ben 83
Apparent magnitude: 6.6 mag
Distance: 14,300 ly
Expansion: 83 ly
RA-Coordinates: 16h 57m 09s
Dec-Coordinates: -04° 05' 58''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4073 x 2786
Number of images: 11 x 60s
Total exposure time: 11 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6284, Mel 162, Ben 87
Apparent magnitude: 8.9 mag
Distance: 49,900 ly
Expansion: 90 ly
RA-Coordinates: 17h 04m 28.7s
Dec-Coordinates: -24° 45' 52''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.283 "/Pixel
Image size: 3241 x 2127
Number of images: 13 x 60s
Total exposure time: 13 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6287, Mel 163, Ben 88
Apparent magnitude: 9.3 mag
Distance: 30,300 ly
Expansion: 42 ly
RA-Coordinates: 17h 05m 09.3s
Dec-Coordinates: -22° 42' 29''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.642 "/Pixel
Image size: 4144 x 2822
Number of images: 21 x 30s
Total exposure time: 10.5 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M9, NGC 6333, Mel 167, Ben 92
Apparent magnitude: 7.8 mag
Distance: 26,000 ly
Expansion: 91 ly
RA-Coordinates: 17h 19m 11.8s
Dec-Coordinates: -18° 30' 59''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4140 x 2804
Number of images: 11 x 60s
Total exposure time: 11 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M92, NGC 6341, Mel 168
Apparent magnitude: 6.5 mag
Distance: 27,000 ly
Expansion: 110 ly
RA-Coordinates: 17h 17m 07.3s
Dec-Coordinates: +43° 08' 11''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 16°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.620 "/Pixel
Image size: 3869 x 2602
Number of images: 50 x 45s
Total exposure time: 37.5 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6356, Mel 171, Ben 93
Apparent magnitude: 8.2 mag
Distance: 50,000 ly
Expansion: 145 ly
RA-Coordinates: 17h 23m 35s
Dec-Coordinates: -17° 48' 47''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.642 "/Pixel
Image size: 3399 x 2236
Number of images: 14 x 30s
Total exposure time: 7 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M14, NGC 6402, Mel 175, Ben 97
Apparent magnitude: 8.32 mag
Distance: 30,300 ly
Expansion: 97 ly
RA-Coordinates: 17h 37m 36.2s
Dec-Coordinates: -03° 14' 45.3''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4114 x 2747
Number of images: 29 x 60s
Total exposure time: 29 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: IC 4665, Mel 179
Apparent magnitude: 4.2 mag
Distance: 1,100 ly
Expansion: 22 ly
RA-Coordinates: 17h 46m 27.2s
Dec-Coordinates: +05° 38' 55''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 1.281 "/Pixel
Image size: 4135 x 2816
Number of images: Lum: 15 x 60s, R: 6 x 120s, G: 5 x 90s, B: 6 x 90s
Total exposure time: 43.5 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M23, NGC 6494, Mel 184
Apparent magnitude: 5.5 mag
Distance: 2,150 ly
Expansion: 17 ly
RA-Coordinates: 17h 57m 00s
Dec-Coordinates: -18° 59' 00''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4140 x 2817
Number of images: 12 x 60s
Total exposure time: 12 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M21, NGC 6531, Mel 188
Apparent magnitude: 5.9 mag
Distance: 4,250 ly
Expansion: 16 ly
RA-Coordinates: 18h 04m 13s
Dec-Coordinates: -22° 29' 24''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 1.283 "/Pixel
Image size: 4068 x 2751
Number of images: 17 x 60s
Total exposure time: 17 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M16, NGC 6611, IC 4703, Mel 198, Sh2-49, Gum 83, RCW 165
Apparent magnitude: 6 mag
Distance: 7,000 ly
Expansion: 143 ly
RA-Coordinates: 18h 18m 54s
Dec-Coordinates: -13° 50' 24''
Filter recommendation: UHC, OIII, H-alpha, SII
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 0.954 "/Pixel
Image size: 4132 x 2809
Number of images: 8 x 180s
Total exposure time: 24 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M28, NGC 6626, Mel 200, Ben 110
Apparent magnitude: 7.66 mag
Distance: 18,300 ly
Expansion: 60 ly
RA-Coordinates: 18h 24m 32.9s
Dec-Coordinates: -24° 52' 11''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.642 "/Pixel
Image size: 4144 x 2822
Number of images: 21 x 30s
Total exposure time: 10.5 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6633, Mel 201
Apparent magnitude: 4.6 mag
Distance: 1,225 ly
Expansion: 7․1 ly
RA-Coordinates: 18h 27m 15.2s
Dec-Coordinates: +06° 30' 30''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.954 "/Pixel
Image size: 4129 x 2804
Number of images: 31 x 60s
Total exposure time: 31 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M25, IC 4725, Mel 204
Apparent magnitude: 4.6 mag
Distance: 2,100 ly
Expansion: 20 ly
RA-Coordinates: 18h 31m 47s
Dec-Coordinates: -19° 07' 00''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.954 "/Pixel
Image size: 4139 x 2814
Number of images: 20 x 60s
Total exposure time: 20 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M22, NGC 6656, Mel 208, Ben 114
Apparent magnitude: 6.17 mag
Distance: 10,400 ly
Expansion: 97 ly
RA-Coordinates: 18h 36m 24.2s
Dec-Coordinates: -23° 54' 12.2''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.283 "/Pixel
Image size: 4142 x 2818
Number of images: 26 x 30s
Total exposure time: 13 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: IC 4756, Mel 210
Apparent magnitude: 4.6 mag
Distance: 1,580 ly
Expansion: 18 ly
RA-Coordinates: 18h 38m 54s
Dec-Coordinates: +05° 26' 00''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.954 "/Pixel
Image size: 4125 x 2799
Number of images: 25 x 60s
Total exposure time: 25 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M26, NGC 6694, Mel 212
Apparent magnitude: 8.87 mag
Distance: 5,000 ly
Expansion: 22 ly
RA-Coordinates: 18h 45m 18s
Dec-Coordinates: -09° 23' 00''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4141 x 2816
Number of images: 15 x 60s
Total exposure time: 15 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M11, NGC 6705, Mel 213, Ben 116
Apparent magnitude: 5.8 mag
Distance: 6,000 ly
Expansion: 24 ly
RA-Coordinates: 18h 51m 05s
Dec-Coordinates: -06° 16' 12''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.613 "/Pixel
Image size: 4132 x 2818
Number of images: 16 x 60s
Total exposure time: 16 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6709, Mel 214
Apparent magnitude: 6.7 mag
Distance: 3,500 ly
Expansion: 15 ly
RA-Coordinates: 18h 51m 18.9s
Dec-Coordinates: +10° 19' 07''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.449 "/Pixel
Image size: 4135 x 2808
Number of images: 28 x 60s
Total exposure time: 28 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M56, NGC 6779, Mel 220
Apparent magnitude: 8.27 mag
Distance: 32,900 ly
Expansion: 84 ly
RA-Coordinates: 19h 16m 35.5s
Dec-Coordinates: +30° 11' 04.2''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 16°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.595 "/Pixel
Image size: 2859 x 1937
Number of images: 49 x 45s
Total exposure time: 37 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 6811, Mel 222
Apparent magnitude: 6.8 mag
Distance: 4,000 ly
Expansion: 17 ly
RA-Coordinates: 19h 38m 17.9s
Dec-Coordinates: +46° 23' 20''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MM Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 2x2
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 1.281 "/Pixel
Image size: 4126 x 2803
Number of images: Lum: 27 x 60s, R: 8 x 120s, G: 8 x 90s, B: 8 x 90s
Total exposure time: 1 h 07 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M71, NGC 6838, Mel 226
Apparent magnitude: 6.1 mag
Distance: 13,000 ly
Expansion: 27 ly
RA-Coordinates: 19h 53m 46.1s
Dec-Coordinates: +18° 46' 42.3''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 16°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.620 "/Pixel
Image size: 3539 x 2357
Number of images: 34 x 45s
Total exposure time: 25.5 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M75, NGC 6864, Mel 228, Ben 124
Apparent magnitude: 9.18 mag
Distance: 67,500 ly
Expansion: 134 ly
RA-Coordinates: 20h 06m 04.8s
Dec-Coordinates: -21° 55' 20.1''
Filter recommendation: without
Telescope: Lacerta Fotonewton 250/1000
Reducer/Flattener/Barlow: 0.75x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.641 "/Pixel
Image size: 4144 x 2822
Number of images: 9 x 30s
Total exposure time: 4.5 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight
Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C47, NGC 6934, Mel 230
Apparent magnitude: 8.9 mag
Distance: 50,000 ly
Expansion: 103 ly
RA-Coordinates: 20h 34m 11.5s
Dec-Coordinates: +07° 24' 15''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.612 "/Pixel
Image size: 3360 x 2187
Number of images: 50 x 45s
Total exposure time: 37.5 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M72, NGC 6981, Mel 233, Ben 125
Apparent magnitude: 9.3 mag
Distance: 55,000 ly
Expansion: 106 ly
RA-Coordinates: 20h 53m 27.9s
Dec-Coordinates: -12° 32' 13''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.449 "/Pixel
Image size: 4137 x 2818
Number of images: 21 x 60s
Total exposure time: 21 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M15, NGC 7078, Mel 234
Apparent magnitude: 6.2 mag
Distance: 30,000 ly
Expansion: 157 ly
RA-Coordinates: 21h 29m 58.3s
Dec-Coordinates: +12° 10' 01''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 14°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.620 "/Pixel
Image size: 3499 x 2362
Number of images: 44 x 45s
Total exposure time: 33 min
Number of darks, flats, darkflats: 20, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M2, NGC 7089, Mel 235, Ben 127
Apparent magnitude: 6.3 mag
Distance: 36,200 ly
Expansion: 168 ly
RA-Coordinates: 21h 33m 27s
Dec-Coordinates: -00° 49' 24''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.595 "/Pixel
Image size: 2959 x 2012
Number of images: 48 x 45s
Total exposure time: 36 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M39, NGC 7092, Mel 236
Apparent magnitude: 4.6 mag
Distance: 825 ly
Expansion: 7․7 ly
RA-Coordinates: 21h 31m 48s
Dec-Coordinates: +48° 27' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 0
Offset: 20
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.990 "/Pixel
Image size: 3273 x 2201
Number of images: 30 x 45s
Total exposure time: 22.5 min
Number of darks, flats, darkflats: 50, 50, 50
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M30, NGC 7099, Mel 237, Ben 128
Apparent magnitude: 7.7 mag
Distance: 26,100 ly
Expansion: 91 ly
RA-Coordinates: 21h 40m 22s
Dec-Coordinates: -23° 10' 44.6''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.610 "/Pixel
Image size: 4140 x 2820
Number of images: 5 x 45s
Total exposure time: 3.75 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: C16, NGC 7243, Mel 240
Apparent magnitude: 6.4 mag
Distance: 2,600 ly
Expansion: 23 ly
RA-Coordinates: 22h 15m 08.6s
Dec-Coordinates: +49° 53' 51''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 0.62x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.620 "/Pixel
Image size: 3464 x 2372
Number of images: 48 x 45s
Total exposure time: 36 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: M52, NGC 7654, Mel 243
Apparent magnitude: 7.3 mag
Distance: 5,000 ly
Expansion: 19 ly
RA-Coordinates: 23h 24m 48s
Dec-Coordinates: +61° 35' 00''
Filter recommendation: without
Telescope: TS Optics Apo AP 80/480 ED
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 120
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 1.990 "/Pixel
Image size: 2764 x 1997
Number of images: 313 x 30s
Total exposure time: 2 h 36.5 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 7762, Mel 244
Apparent magnitude: 10 mag
Distance: 2,400 ly
Expansion: 10 ly
RA-Coordinates: 23h 50m 01.7s
Dec-Coordinates: +68° 02' 17''
Filter recommendation: without, (H-alpha)
Telescope: Nikon 2216 AF-S DX 18-300 mm (160 mm)
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: -15°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-eXtreme 2"
Image scale: 5.969 "/Pixel
Image size: 3629 x 2442
Number of images: 211 x 60s
Total exposure time: 3 h 31 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0
Catalog designations: NGC 7789, Mel 245
Apparent magnitude: 6.7 mag
Distance: 7,600 ly
Expansion: 55 ly
RA-Coordinates: 23h 57m 24s
Dec-Coordinates: +56° 42' 30''
Filter recommendation: without
Telescope: Meade SC ACF 203/2032
Reducer/Flattener/Barlow: 1.0x
Camera: ZWO ASI294MC Pro
Chip temperature: 0°C
Gain: 121
Offset: 30
Binning: 1x1
Filter: Optolong L-Pro 2"
Image scale: 0.449 "/Pixel
Image size: 4137 x 2807
Number of images: 34 x 60s
Total exposure time: 34 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight