Abell 21
Abell 21
Abell 21

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0

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-eXtreme 2"
Image scale: 0.442 "/Pixel
Image size: 3544 x 2442
Number of images: 117 x 120s
Total exposure time: 3 h 54 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight, GIMP

Abell 71
Abell 71
Abell 71

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0

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-eXtreme 2"
Image scale: 0.620 "/Pixel
Image size: 3959 x 2672
Number of images: 52 x 240s
Total exposure time: 3 h 38 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight, GIMP

Abell 81
Abell 81
Abell 81

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0

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-eXtreme 2"
Image scale: 0.442 "/Pixel
Image size: 3049 x 1977
Number of images: 160 x 120s
Total exposure time: 5 h 20 min
Number of darks, flats, darkflats: 20, 20, 20
Processing software: PixInsight, GIMP

Abell 84
Abell 84
Abell 84

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0

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-eXtreme 2"
Image scale: 0.620 "/Pixel
Image size: 3579 x 2452
Number of images: 67 x 240s
Total exposure time: 4 h 28 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight, GIMP

Abell 85
Abell 85
Abell 85

Copyright © Sebastian Täubert, CC BY-NC-SA 4.0

Telescope: Nikon 2216 AF-S DX 18-300 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: 5.026 "/Pixel
Image size: 3819 x 2462
Number of images: 103 x 180s
Total exposure time: 5 h 09 min
Number of darks, flats, darkflats: 30, 30, 30
Processing software: PixInsight