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Cave Nebula
SH2-155
Object
Type Nebula
Constellation
Distance
More Info
Image
Date 15 Oct 2007 (Fall)
Place Carlsbad, CA
Exposure Data SII:Ha:OIII 60:120:60 mins @ -15C
SII 4x15 (bin 2x2), Ha 12x15 (bin 1x1), OIII 4x15 (bin 2x2) as RGB
Notes
Equipment
Optics Takahashi FSQ-106N Refractor
Focal Length 530mm @f/5
Mount Astro-Physics 900GTO
Camera SBIG ST-2000XM
Focuser Robo-Focus
Filters CFW10A, Astrodon 6nm SII, Ha, OIII
Software CCD Commander, Maxim DL, CCDStack, Photoshop

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