Op 13-3-2017 om 19:52 schreef C. Bassa via Seesat-l: > 1) Propagating the old elements and fitting for mean anomaly, RA of > ascending node and argument of perigee gives this orbit which can > be used for searching: > > 1 28888U 05042A 17072.78505787 .00000000 00000-0 00000-0 0 02 > 2 28888 96.8903 112.9414 0127290 117.7214 332.3376 15.77085616 00 > # 20170313.78-20170313.78, 9 measurements, 0.005 deg rms Fitting to match past typical perigee and apogee altitudes, here is an alternative guess: USA 186* 260 x 455 km 1 28888U 05042A 17072.76944441 0.00030188 00000-0 13200-3 0 03 2 28888 96.8960 112.9183 0144821 107.7645 253.9483 15.70421662 07 rms 0.01 This would lead to a pass some 6 minutes later for tomorrow (early European evening) compared to Cees' elset. - Marco ----- Dr Marco Langbroek - SatTrackCam Leiden, the Netherlands. e-mail: sattrackcam_at_langbroek.org Cospar 4353 (Leiden): 52.15412 N, 4.49081 E (WGS84), +0 m ASL Cospar 4355 (Cronesteyn): 52.13878 N, 4.49937 E (WGS84), -2 m ASL Station (b)log: http://sattrackcam.blogspot.com Twitter: _at_Marco_Langbroek ----- _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-lReceived on Mon Mar 13 2017 - 18:32:20 UTC
This archive was generated by hypermail 2.3.0 : Mon Mar 13 2017 - 23:32:21 UTC