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I have seen the cone nebula referred to as NGC 2264 and LDN 1613.  If anyone can shed any light on the proper identifier for this object please let me
know at deepsky@usmo.com
 
Cone nebula
Mel Bartels
24"
250x
deepsky filter
the date appears to be 2-21-83

 
 
 
Cone Nebula
Rich Jakiel
15" Tectron and Meade 14mm Ultra Wide
H-Beta
O-III gave poor response
March 2000