>Lew, >I think that the "blinking" effect is even more prominent >with NGC 2392, the Eskimo Nebula. >Dave Mitsky I believe I've noticed that before too well, Dave - but since I haven't logged it, I don't guess it really counts... :> I'll have to have a peak for the "winking eye of the Clown" this Fall! How about it folks, do any other planetaries show you this effect? Clear skies, Lew