Hemisphere:  Northern  ·  Contains:  Andromeda Galaxy  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224
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HaRGB Andromeda m31, 



    
        

            John Mart
HaRGB Andromeda m31
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Technical card

Imaging telescopes or lenses: Explorer Scientific ED102

Imaging cameras: ZWO ASI 1600MM-PRO

Mounts: SkyWatcher EQ6-R Pro

Guiding telescopes or lenses: ZWO 60/280 Guiderscope

Guiding cameras: ZWO 290MM mini

Focal reducers: Stellarvue SFFR102-2 field flattener and 0.8x reducer

Software: PinInsight 1.8  ·  SGP  ·  PHD 2

Filters: ZWO B 1.25" optimized for ASI1600  ·  ZWO G 1.25" optimized for ASI1600  ·  ZWO R 1.25" optimized for ASI1600  ·  Optolong Ha 1.25" 7nm

Accessory: ZWO EAF Electronic Auto Focuser  ·  ZWO EFW 1.25 8 Position  ·  Pegasus Astro Pocket Power Box  ·  Startech Industrial USB3 Hub  ·  QHY PoleMaster PoleMaster


Dates:Sept. 21, 2020Sept. 22, 2020Oct. 19, 2020

Frames:
ZWO B 1.25" optimized for ASI1600: 108x60" (gain: 139.00) -20C bin 1x1
ZWO G 1.25" optimized for ASI1600: 133x60" (gain: 139.00) -20C bin 1x1
Optolong Ha 1.25" 7nm: 37x180" (gain: 139.00) -20C bin 1x1
ZWO R 1.25" optimized for ASI1600: 133x60" (gain: 139.00) -20C bin 1x1

Integration: 8.1 hours

Darks: ~30

Flats: ~30

Flat darks: ~30

Avg. Moon age: 4.48 days

Avg. Moon phase: 21.85%

Bortle Dark-Sky Scale: 5.00

Temperature: 18.75


Basic astrometry details

Astrometry.net job: 4035399

RA center: 0h 43' 2"

DEC center: +41° 15' 28"

Pixel scale: 1.371 arcsec/pixel

Orientation: 268.120 degrees

Field radius: 1.079 degrees


Resolution: 4548x3377

Locations: Home observatory, Atlanta, Georgia, United States

Data source: Backyard

Description

Ha RGB andromeda galaxy october 2020 update. This is the first image I've tried to combine narrowband Ha with RGB. I used the PixInsight NBRGB_Combination script with Ha mapped to Red at intensity of 1.2 (default setting).

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Author

martja
John Mart
License: None (All rights reserved)
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HaRGB Andromeda m31, 



    
        

            John Mart