Object: NGC
7331
Equipment: Celestron 14 (C14) @ about f/7
(Astro-Physics CCD reducer) and SBIG ST-10XME camera on
Astro-Physics 1200GTO mount
Exposure/Processing:
LRGB (88min L, 18min RGB) 180 and 300s exposures; Maxim DL 4 and
PhotoShop CS2 processing
Location/Date: Gainesville,
Florida; December 28, 2008
Notes: NGC 7331
is brightest galaxy visible in the constellation Pegasus. It is a
10.3 magnitude spiral galaxy (inclined) 10.6 x 3.8 minutes apparent
size at RA: 22h 37m; Dec: +34.4°. Distance / size are 43-55
million light years away with 132,341 light year diameter. A Galaxy
group ( NGC 7335, 7336
and 7337 ) is visible above NGC 7331 approximately 500 light
years distant. North is to the right side of the field.
Other
Information/References:
Kopernik
Observatory
Atlas
of the Universe
Spitzer
Space Telescope Infrared Images |
|
