Pacman Nebula in Emission-Line
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NGC281 |
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Object |
Type |
Nebula |
Constellation |
Cassiopeia |
Distance |
10,000 ly |
More
Info |
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Image |
Date |
05 Sep 2013 (Summer) |
Place |
Carlsbad, CA |
Exposure
Data |
Ha 180 mins @ -20C
Ha 9x20 (bin 2x2) |
Notes |
Image scale of 1.2 arcsec/pix
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Equipment |
Optics |
DSI RC10C Corrected RC Astrograph |
Focal
Length |
1867mm @f/7.3 |
Mount |
Astro-Physics 900GTO |
Camera |
QSI 683wsg-8 |
Focuser |
Built-in Secondary Focuser |
Filters |
Astrodon 3nm Ha |
Software |
Maxim DL, CCDStack, Photoshop |
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