Object
Description: Swan Nebula in Emission-Line
Type: Diffuse Nebula
Constellation: Sagittarius
Distance: 5,000 ly
Image
Date: June 20, 2020
Location: Palomar Mountain, CA
Exposure: SII 13x15, Ha 14x15, OIII 13x15 (bin 1x1) as RGB
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 3nm SII, Ha, OIII
Software: Maxim DL, CCDStack, Photoshop
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