Andromeda

Object:
Andromeda Galaxy (NGC 224/ Messier 31) + NGC 221/ Messier 32
Distance to object, approximately 2.6 million light-years.

Equipment:
1000/200 f/5 newtonian telescope
HEQ5-Pro German Equatorial SynScan Mount
Nikon D90 (5.4µ size pixels), unmodified
“Coma Corrector” & “Field Flattener”

Info:
Original capture date: 2011.10.02
Magnification: 23x (~1150mm)
Pixel scale:1.10 arcsec/pixel (Original resolution)
Pixel scale:4.32 arcsec/pixel (Published resolution)
Field size :78.58 x 52.19 arcminutes (1.3161° x 0.8719°)
Exposure, Light Frames: 28x60s iso800 (28 minutes)
Exposure, Dark Frames: 200x60s iso800 (3 hours, 20 minutes)
Polar-Alignment: Fair
Auto-guiding: None
Temperature: 5C
Elevation: >1000 meters

Software:
PixInsight, Photoshop CS5, Lightroom 3

 

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