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





    
        

            Brad Welch
M31

M31

Technical card

Imaging telescope or lens:Takahashi CCA-250

Imaging camera:Apogee Aspen 16M

Guiding telescope or lens:Stellarvue SV80ED

Guiding camera:SBIG STi

Focal reducer:Takahashi QE 0,73x

Filters:Astrodon E-series RAstrodon E-series GAstrodon E-series BAstrodon E-series 2 L

Resolution: 2048x2048

Dates:Oct. 1, 2013

Frames:
Astrodon E-series 2 L: 4x300" -40C bin 1x1
Astrodon E-series B: 3x300" -40C bin 1x1
Astrodon E-series G: 3x300" -40C bin 1x1
Astrodon E-series R: 3x300" -40C bin 1x1

Integration: 1.1 hours

Avg. Moon age: 26.07 days

Avg. Moon phase: 12.98%

Bortle Dark-Sky Scale: 3.75

Astrometry.net job: 352104

RA center: 0h 42' 14"

DEC center: +41° 21' 7"

Pixel scale: 4.114 arcsec/pixel

Orientation: -90.163 degrees

Field radius: 1.655

Description

First attempt at M31 on a very late and cold evening. The color is off as I am just starting to learn stacking and processing.

Image acquired at Prairie Sky Observatory, a facility of Twin City Amateur Astronomers (tcaa.us).

Comments

Author

Brad_Welch
Brad Welch
License: None (All rights reserved)
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M31, 





    
        

            Brad Welch