Crescent Nebula in Emission-Line
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NGC6888 |
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Object |
Type |
Supernova Remnant |
Constellation |
Cygnus |
Distance |
5,000 ly |
More
Info |
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Image |
Date |
16 Oct 2021 (Fall) |
Place |
Palomar Mountain, CA |
Exposure
Data |
Ha 150 mins @ -25C
Ha 10x15 (bin 1x1) |
Notes |
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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 Ha |
Software |
MaxIm DL, CCDStack, Photoshop |
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