Sounds like you get a respectable view out of your 18". I would be very surprised if your 90mm APO can do better. Sounds like seeing limited you more than your mirror. Joe Larkin --- Andrew Cooper <acooper@xxxxxxxxx> wrote: > > > The polar cap was brilliant, and in moments of good seeing the > border > became razor sharp. A faint dark band bordered the cap making it > even > more dramatic. Mare Cimmerium and Syrtis Major were obvious. > Hellas > was likewise easily visble above the Syrtis Major as a conspicuous > bright oval. > > No obvious dust storms visible when I looked for them, but I am not > an > experienced Mars observer and not familiar enough with what I > should see > to spot a lighter patch where there should be none. > > I need to get the baffles installed in the 90mm APO so I'll have a > scope > more suited to planetary viewing ready for opposition. Let's hope > the > martian dust storms hold off a little longer. > __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://sbc.yahoo.com -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.