Since I hadn't encountered this anywhere else before Tuesday, it may be of interest to some other SeeSat subscribers. There are thumbnail and larger illustrations of several dozen satellites at: http://www.stk.com/models/vo_spmodels.html That's one a suite of pages belonging to the "Satellite Tool Kit" (http://www.stk.com/) -- a commercial site with which I have no affiliation of any kind. Ed Cannon Austin, Texas, USA 30.308N, 97.728W