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Core of IC1805 (Heart Nebula)
Type Diffuse Nebula
Constellation Cassiopeia
Distance 7,500 ly
More Info
Date 22 Dec 2014 (Winter)
Place Carlsbad, CA
Exposure Data SII:Ha:OIII 165:165:165 mins @ -25C
SII 11x15, Ha 11x15, OIII 11x15 (bin 1x1) as RGB
Notes Ha was collected on Nov 23, 2013
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