Hemisphere:  Northern  ·  Contains:  Great Nebula in Andromeda  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224
M31 Andromeda LRGB, 


            Vikas Sahota
M31 Andromeda LRGB
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M31 Andromeda LRGB

Technical card

Imaging telescopes or lenses: Altair Astro 72edf deluxe

Imaging cameras: Altair Hypercam 183M PRO TEC

Mounts: DarkFrame Optics StellarDrive 6

Guiding telescopes or lenses: Altair Astro 60 mm guidescope

Guiding cameras: Altair GPCAM3 178M

Focal reducers: Altair Astro 0.80 Focal Reducer-Flattner

Software: PHD Guiding 2  ·  EQMOD EQAscom  ·  Adobe CS6  ·  Stellarium  ·  SharpCap 3.2  ·  AstroPixel Processor  ·  Pro Digital Software AstroFlat Pro  ·  Stellarium.org Stellarium Scope

Filters: Baader LRGB 2"

Accessory: Pegasus Astro Pocket Powerbox  ·  Pegasus Astro FocusCube  ·  Altair Astro DewZapper 3-4.5" OD HIGH POWER Dew Heater

Dates:Sept. 17, 2019Sept. 30, 2019

Baader B 2": 10x360" (gain: 381.00) -15C bin 1x1
Baader G 2": 7x360" (gain: 381.00) -15C bin 1x1
Baader L 2'': 33x600" (gain: 100.00) -15C bin 1x1
Baader L 2'': 21x180" (gain: 381.00) -15C bin 1x1
Baader R 2": 8x360" (gain: 381.00) -15C bin 1x1

Integration: 9.1 hours

Darks: ~42

Flats: ~74

Bias: ~180

Avg. Moon age: 9.88 days

Avg. Moon phase: 47.34%

Bortle Dark-Sky Scale: 6.00

Basic astrometry details

Astrometry.net job: 2965060

RA center: 0h 43' 1"

DEC center: +41° 18' 10"

Pixel scale: 1.392 arcsec/pixel

Orientation: 26.965 degrees

Field radius: 1.257 degrees

Resolution: 1824x1225

Locations: Backyard, Slough, Berkshire, United Kingdom

Data source: Backyard


My first shot at Andromeda. I gathered a set of L's a couple weeks back, weather's been poor so not much opportunity until last night - there was a miraculous few hours of good seeing between the rain, enough to grab the RGB and some more L.



Vikas Sahota
License: None (All rights reserved)


  • M31 Andromeda LRGB, 


            Vikas Sahota
  • Final
    M31 Andromeda LRGB, 


            Vikas Sahota


Description: re-stacked with more rgb data, improved fov and colour

Sky plot

Sky plot


M31 Andromeda LRGB, 


            Vikas Sahota