Planetary Nebula NGC40 in Cepheus
(RA 0h 13.0m , Dec. +72°32', >37 arcsec.)
This unusual red planetary nebula is located about 5°30' SSE of g Cephei (see finder chart below).
The above image was taken on August 13, 2001 from Harrowsmith, Ontario with Cookbook 245 LDC CCD camera and Celestron Ultima 8 f10 telescope (autoguided with Cookbook 211 LDC camera on a piggybacked 500mm f8 telephoto lens). It is composed of multiple white exposures (9 x 120 sec.) as well as cyan, magenta and yellow-filtered images (3 x 120 sec. each) combined with AIP4WIN. Color image was then re-processed in Lab color space using Corel PhotoPaint 8.
Only a quater of Cookbook 245 field of view is shown. North is to the left.
Map created in Guide 7.0 - 7°45' x 7°45'. North is up.
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© Jan Wisniewski