Home Index page Previous image Next image
Click to view the full size image: 2582x1669, 1.76 MB
NGC7538 Nebula
NGC7538
Object
Type Nebula
Constellation Cepheus
Distance
More Info
Image
Date 16 Jun 2023 (Spring)
Place Descanso, CA
Exposure Data Ha:OIII:OIII 120:120:120 mins RGB 15x15x15 mins @ -25C
Ha 8x15, OIII 8x15 (bin 1x1) as RGB, R 3x5, G 3x5, B 3x5 for stars
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, Photoshop