Hickson (HCG)

Catalog designations: HCG 44, NGC 3185, NGC 3187, NGC 3190, NGC 3193
Apparent magnitude: 9.3 mag
Distance: 57,000,000 ly
Expansion: 272,000 ly
RA-Coordinates: 10h 18m 02s
Dec-Coordinates: +21° 49' 00''
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: 1x1
Filter: Optolong L-Pro 2", Optolong RGB 2" filter set
Image scale: 0.476 "/Pixel
Image size: 4230 x 2804
Number of images: Lum: 283 x 30s, 189 x 45s, R: 77 x 45s, G: 76 x 45s, B: 75 x 45s
Total exposure time: 7 h 34 min
Number of darks, flats, darkflats: each 30, 30, 30
Processing software: PixInsight

Catalog designations: Arp 322, HCG 56
Apparent magnitude: 12.2 mag
Distance: 365,000,000 ly
Expansion: 223,000 ly
RA-Coordinates: 11h 32m 32s
Dec-Coordinates: +52° 56' 54''
Filter recommendation: without

Telescope: Meade SC ACF 203/2032
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: 0.442 "/Pixel
Image size: 3789 x 2502
Number of images: 129 x 120s
Total exposure time: 4 h 18 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight

Catalog designations: NGC 6027, HCG 79
Apparent magnitude: 13.4 mag
Distance: 190,000,000 ly
Expansion: 105,000 ly
RA-Coordinates: 15h 59m 12.5s
Dec-Coordinates: +20° 45' 48.1''
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: 0.609 "/Pixel
Image size: 4192 x 2808
Number of images: 58 x 60s
Total exposure time: 58 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight