Contains: M 31, Great Nebula in Andromeda, NGC 224, M 110, NGC 205
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ANDROMEDA GALAXY - Narrowband

Technical card

Resolution: 1500x1500

Dates: July 21, 2017

Frames:
Baader Blue 36mm CCD-Filter: 22x240" (gain: 139.00) -10C bin 1x1
Baader Green 36mm CCD-Filter: 36x240" (gain: 139.00) -10C bin 1x1
Baader H-alpha Narrowband 7nm 36mm CCD-Filter: 23x600" (gain: 139.00) -10C bin 1x1
Baader Luminance 36 mm CCD-Filter: 31x180" (gain: 139.00) -10C bin 1x1
Baader OIII Narrowband 8,5nm 36mm CCD-Filter: 16x600" (gain: 139.00) -10C bin 1x1
Baader Red 36mm CCD-Filter: 21x240" (gain: 139.00) -10C bin 1x1

Integration: 13.3 hours

Darks: ~100

Flats: ~25

Bias: ~256

Avg. Moon age: 27.33 days

Avg. Moon phase: 5.36%

Astrometry.net job: 1726449

RA center: 10.804 degrees

DEC center: 41.652 degrees

Pixel scale: 3.626 arcsec/pixel

Orientation: 260.104 degrees

Field radius: 1.068 degrees

Locations: 清境觀星園, Cingjing, Taichung, Taiwan

Description

The second image of my newly adopted ZWO ASI1600mm-Cool. The M31 taken in Taiwan, it is half the way of my mosaic plan.
HaORGBLHa Integrated.

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Author

Wilson Lee
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ANDROMEDA GALAXY - Narrowband, Wilson Lee