Jonckheere 900 Planetary Nebula in Gemini
(RA 06h 25.9m , Dec. +17°47', 12.2 mag., 8" in diameter)
This starlike planetary nebula is located 3°10' NWW of g Geminorum (see finder chart below).
The above image was taken on January 19, 2002 from Harrowsmith, Ontario. Cookbook 245 LDC CCD camera was used on Celestron Ultima 8 f6.3 telescope autoguided with Cookbook 211 LDC camera on a piggybacked 500mm f8 telephoto lens. Sixteen white exposures (30 sec. each) were processed with AIP4WIN.
North is to the right.
Map created in Guide 7.0 - 7°45' x 7°45'. North is up.
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© Jan Wisniewski