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M12 Globular Cluster
M12
Object
Type Globular Cluster
Constellation Ophiuchus
Distance 16,400 ly
More Info
Image
Date 07 Jun 2024 (Spring)
Place Descanso, CA
Exposure Data LRGB 30:15:15:15 mins @ -25C
Lum 6x5, R 3x5, G 3x5, B 3x5 (bin 1x1)
Notes
Equipment
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, BlurXTerminator, Photoshop