Sh 2-274 Abell 21 Medusa Nebula PN G205.1+14.2
Constellation: Gemini
Distance: 950 ly
Type: Planetary Nebula
Mag: 11.3
Location: Didsbury AB Canada
Imaging: AT8IN QSI583wsg
Mount: CGEM
Guiding: Lodestar
Exposure: 5x900 sec binned 1x1 Astrodon 5nm 31mm Ha Oiii Sii
Date: 2011-02-19
Software: MaximDL, PHD, Pixinsight
R=Sii G=Ha B=Oiii blended
RASC DEEP SKY 19