http://iss-transit.sourceforge.net/IssVenusTransit.html gives the applicable TLEs from the MCC and OIG, though by the time Tomas made his observation, the OIG TLE (and CalSKY's prediction) may have been updated. http://iss-transit.sourceforge.net/IssVenusTransit/Orbit-4/IssVenusTransitTrack-006.gif shows a map of the transit path that would have included his observation point. The time should have been around 10:09:17 UTC... A - time on June 8 (Universal Coordinated Time / UTC) B - elevation angle of Venus and the ISS at the transit time C - azimuth angle of Venus ( + is East from North; - is W from N) D - distance to the ISS (km; km / 1.609 = mi) E - latitude for observing the transit F - longitude G - elevation above sea-level (meters) A------- B--- C----- D--- E------- F-------- G--- 10:09:15 63.2 158.0 412 48.1954 16.8503 138 10:09:16 63.2 158.2 412 48.2260 16.9390 112 10:09:17 63.2 158.4 412 48.2562 17.0280 159 10:09:18 63.1 158.6 412 48.2854 17.1176 436 10:09:19 63.1 158.8 412 48.3159 17.2065 371 Tom South Carolina USA ;-) ------------------------------------------------------------------------- Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: http://www.satobs.org/seesat/seesatindex.html
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