Home Index page Previous image Next image

Click to view the full size image: 1602x1202 , 305 KB
Pinwheel Galaxy
M101
Object
Type Spiral Galaxy
Constellation Ursa Major
Distance 27,000,000 ly
Magnitude 7.9
Angular Size 22 arc min
Size 170,000 ly
More Info  SEDSAPODEssay by Robert Gendler ©
Image
Date 8/19/2006
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data LRGB 30:15:15:24 mins @ -10C
Lum 6x5 (bin 1x1), R 3x5, G 3x5, B 3x8 (bin 2x2)
Notes
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Celestron CGE
Camera SBIG ST-2000XM (KAI-2020M)
Focuser Robo-Focus
Filters CFW10A, Astrodon LRGB
Software MaxIm DL 4, RegiStar, Photoshop cs2

Site and content copyright ©2008 Behyar Bakhshandeh. All rights reserved.