Home Index page Previous image Next image
Click to view the full size image: 3072x2017, 1.43 MB
Horsehead Nebula
Type Dark Nebula
Constellation Orion
Distance 1,600 ly
More Info
Date 17 Nov 2017 (Fall)
Place Little Blair Valley, Anza-Borrego Desert, CA
Exposure Data HaLRGB 120:30:30:30:30 mins @ -25C
Ha 8x15, Lum 6x5, R 6x5, G 5x5, B 6x5 (bin 1x1)
Notes Ha and Lum mixed as Luminance layer
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Astro-Physics 900GTO
Camera FLI ML-6303E
Focuser Robo-Focus
Filters FLI CFW2-7, Astrodon 3nm Ha, Gen 2 LRGB
Software MaxIm DL, CCDStack, Photoshop