I really think this is an off subject for meteor observing since it does not effect the LM, but since the question was asked, the answer to "gegenschein" can be found at; http://www.as.wvudot edu/~jel/skywatch/skw9810h.html To UNSUBSCRIBE from the 'meteorobs' email list, use the Web form at: http://www.tiacdot net/users/lewkaren/meteorobs/subscribe.html