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Open Clusters M35 and NGC2158
M35 & NGC2158
Type Open Cluster
Constellation Gemini
Distance 2,800 ly & 11,200 ly
More Info
Date 17 Jan 2015 (Winter)
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data RGB 20:20:20 mins @ -25C
R 4x5, G 4x5, B 4x5 (bin 1x1)
Notes Interesting contrast between the younger Blue stars of M35 and the older (also 9K light years further) Red stars of NGC2158.
Optics DSI RC10C Corrected RC Astrograph
Focal Length 1867mm @f/7.3
Mount Astro-Physics 900GTO
Camera FLI ML-6303E
Focuser Built-in Secondary Focuser
Filters FLI CFW2-7, Astrodon Gen 2 LRGB
Software MaxIm DL, CCDStack, Photoshop