How about a Herschel 400 marathon. It should be possible to get 375 objects, or thereabouts? Steve Coe wrote: >Let's see, an NGC Marathon, a UGC Marathon, a Hubble Deep >Field Marathon, an asteroid Marathon (including the ones >discovered that night by LINEAR as an extra challenge), all the >satellites of all the planets Marathon, a back side of the Moon >Marathon (now that is a toughie and expensive;)........ > >Any others????? Bill Ferris "Cosmic Voyage: The Online Resource for Amateur Astronomers" URL: http://www.cosmic-voyage.net -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.