I put all of the helpful replies to this posting on a web page at http://www.azmackes.net/astrolist.html Enjoy! Joe -- This message is from the AZ-Observing mailing list. See this message's header if you want info about unsubscribing or the list's archive. This is a discussion list. Please send personal inquiries directly to the message author. In other words, do not use "reply" for personal messages. Thanks.