DWB-111 Propeller Nebula
DWB-111 Propeller Nebula TriColor & BiColor
DWB-111 Propeller Nebula is an emission nebula in the constellation Cygnus. The Propeller Nebula is actually part of a much larger nebular complex which are common in this area of the sky. The Proprller Nebula is compised of Ha and some SII very little OIII is avaiable. There is very little known about this object, distance to this object or the source of excitation is unknown.
BiColor Version
DWB-111 Propeller 20min Ha Subframe
DWB-111 Propeller 20min Ha Subframes x 23 = 460 min combined image
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DWB-111 Propeller 20min OIII Subframe
DWB-111 Propeller 20min OIII Subframes x 18 = 360 min combined image
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DWB-111 Propeller 20min SII Subframe
DWB-111 Propeller 20min SII Subframes x 21 = 420 min combined image
Scope TMB130mm
Camera Apogee U8300
Mount Atlas EQG
Filters Astrodon Ha5nm OIII3nm SII3nm
Exposures Ha 7.6hrs OIII 6hrs SII 7hrs 20min subs Total 20.6hrs
Location Connellsville Pa. Home Observatory 2011