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PK 47+42.1 - Abell 39              Image up-sampled 1.5x
Hercules
Penryn, California
April 2005/2009
FS-128 (ag, ST-4)
ST-10XME RGB 2x2  15 minute subs
ST-2000XM Lum (2009) 10 minute subs

Pk 47+42.1 is a 3 arc-minute mag 13 planetary.  Surface brightness is in the range of mag 14.  Magnitude of the central star is listed as 15.1.

Image acquired with a 47% illuminated moon.