IC 4954/55
Image up-sampled 1.33x
Vulpecula
Penryn, California
July 2008
FS-128 (ag, St-4)
ST-2000XM LRGB 10 minute subs
Listed as emission nebulae in Simbad and some planetary programs but in
scientific literature they are referred to as reflection nebula. In deep
images acquired with larger scope,s there is a shock front glowing in red due to
photo disassociation which may explain the erroneous EN designaion.