| Classification: |
Sprial Galaxy, NGC7331, Caldwell 30, Herschel H53-1 |
| Constellation: |
Pegasus (PEG) |
| Object Location: |
Ra 22h 37m 52s Dec +34° 30’20” (current) |
| Size & Distance: |
10.8 x 4.3 Apx 40 Million light years. |
|
| Date & Location: |
07-01/02-2016 Palomar Mountain, CA. |
| Exposure: |
LRGB 135,90,90,90 L-27x5min, RGB-9x10 ea.(bin 1x1) |
| Optics: |
Telescope Engineering Company APO180FL @ f/7.36 using an Astro-Physics 160FF, F/L 1325mm |
| Mount: |
Astro-Physics 1200 GTOCP3 / ATS 10x36 pier. |
| Camera: |
FLI-MLx694 @-25c / FLI CFW2-7 / FLI-Atlas focuser / Guided by SBIG ST-I / w OAG. |
| Filters: |
Astrodon G2 LRGB |
| Software: |
MaxImDL 6.10, Photoshop CS5, CCDStack, Topaz Labs, clarity. |
|
| Notes: |
Sky conditions: Above average seeing, calm wind, Temp 68°
Image Field of view is 26 x 32.4 arcmin.
This image was Sky & Telescope / Editor’s-Choice , Nov-7-2016
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Also in the field is NGC7325/26/27/33/35/36/37/38/40, plus many PGC galaxies.
NGC 7331 (also known as Caldwell 30) is a spiral galaxy about 40 million light-years away in the constellation Pegasus. It was discovered by William Herschel in 1784. NGC 7331 is the brightest member of the NGC 7331 Group of galaxies.
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