I am new to Astronomy, and just purchased TheSky6 program. I was trying to locate the Comet Tempel that will have the Deep Impact. TheSky6 program list two comets. One is 9P/Tempel and the other is 10P/Tempel. Which one is the correct one? Tom Hilton -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.