Use a chart like this to locate where to look for your object
Can you find the constellation Perseus and comet McNaught in Mojo’s lovely skyscape?
Mojo's photo of Comet McNaught
Quick comet sketch with notes. See the long ion tail, the bright coma, and the short dust tail in my sketches
Comet C/2009 [...]
December 1690 sketch of new dark spot on Jupiter by G. D. Cassini and changes to the spot over 18 days
My first sketch of SL 9 impacts on Jupiter July 18, 1994.
My July 26, 2009 sketch of the impact on Jupiter, discovered by Anthony Wesley (upper left 11-o’clock spot)
Anthony Wesley's preliminary [...]