The Cone Nebula - NGC2264

  Astrophotography details:

Film PJM-2 Ektapress Multispeed 640
Telescope/camera Meade LX-200 10"
F-ratio F/10 (Prime focus)
Exposure time 3 hours
AutoGuider Meade Pictor 201-XT
Autoguider exposure time 7 seconds
guide star SAO 114265 & SAO 114266 (they are separated by only 4 arc-seconds so appear as one star to the autoguider in this configuration)
Date of Photo 2330 Hours local, 1 November 97
Location A dark site 55 miles southwest of Tempe, Arizona
Additional image processing  
Posted  8 February 97

More information about the Cone Nebula