Bubble Nebula in Emission-Line
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NGC7635 |
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Object |
Type |
Planetary Nebula |
Constellation |
Cassiopeia |
Distance |
11,000 ly |
More
Info |
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Image |
Date |
18 Aug 2007 (Summer) |
Place |
Carlsbad, CA |
Exposure
Data |
SII:Ha:OIII 180:90:90 mins @ -10C
SII 6x15 (bin 2x2), Ha 12x15 (bin 1x1), OIII 6x15 (bin 2x2) as RGB |
Notes |
Imaged over multiple nights
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Equipment |
Optics |
Vixen VC200L Corrected Reflector |
Focal
Length |
1764mm @f/6.3 |
Mount |
Astro-Physics 900GTO |
Camera |
SBIG ST-2000XM |
Focuser |
Robo-Focus |
Filters |
CFW10A, Astrodon 6nm SII, Ha, OIII |
Software |
Maxim DL, Photoshop |
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