First (stupid) suggestion : use only programs that predict visual magnitude : Skymap 5.9 and QuickSat (from reference files) ViewSat 1.09? and SeeSat 4.0?? ( from Molczan-type .n2l tle files) Second: Beware that irregularly shaped satellites can have very bad passes. ============================================================ == bjorn.gimle@online.dextel.se ; 59.22371 N, 18.22857 E == ==(Bjorn_gimle@lector.kth.se)==(bjorn.gimle@duesenberg.se)== ============================================================ ************ Sent via DN Online (Sweden) UUCP Gateway **************