Comet Hartley 2 and the Perseus Double Cluster on Oct 8th, 2010, 11:00 UT. North is down.
Televue TV-85 at F/5.6 w/0.8x FR/FF
Hutech Canon XS w/IDAS-LPS-V2 drop-in
Atlas EQ-G w/EQMOD
Orion Starshoot Autoguider w/PHD Guiding.
60×60 sec @ ISO 1600
147×120 sec @ ISO 1600.
Calibration and processing with IRIS. Post-processing with PS, Noel Carboni’s Astronomy Tools, Graident XTerminator and Neat Image.
On the night of October 1st/2nd, 2010, Comet Hartley 2 made a close approach to the Pacman Nebula. I was fortunate to have great weather and devoted my whole night to imaging the get together.
Technical: 286 minutes of exposure (44×60 sec, 34×120 sec & 58×180 sec @ ISO 1600,) TV-85 at F/5.6, IDAS-LPS, Hutech Canon XS. (This image was also used in an online article at Sky and Telescope’s website, which is here: http://www.skyandtelescope.com/observing/objects/comets/102632669.html )
Comet Hartley 2 on September 15, 2010. Taken with a Meade 8″ F/4 Schmidt-Newtonian. 38 x 3 minute exposures combined and stacked.
Comet Holmes passing through a galaxy cluster. Note all the faint fuzzies in the background.
Comet Holmes on Dec 17, 2007 taken with the TV-85.