Very fine computation. Thank you Gerhard. JP Cornec ----- Original Message ----- From: "Gerhard HOLTKAMP" <grd.holtkamp@t-online.de> To: <SeeSat-L@satobs.org> Sent: Monday, June 02, 2008 9:20 PM Subject: Re: Shuttle, ET, ISS and Iridium Flare > > Jean-Paul Comec reported that after analysing his picture of the > Shuttle-ET > pass the distance between the two were about 3 km (at about 21:22:30 UTC, > 31-MAY-08) while I had found a distance of 4 km at 21:24:00. These were > distances perpendicular to our lines of sight. Assuming that the ET was > directly below he Shuttle and factoring in the different elevations as > viewed > from our two sites, I find an actual distance of 3.9 km at 21:22:30 and a > distance of 4.5 km at 21:24:00. This means that the distance between > Shuttle > and ET increased about 400 meters per minute. Calculating backwards I > arrive > at a distance of 0 at 21:12:45 UTC, 31-MAY-08 which is very close to the > actual time of MECO and Shuttle - ET separation. Q.E.D. > > Gerhard HOLTKAMP > Darmstadt, Germany > > > ------------------------------------------------------------------------- > Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: > http://www.satobs.org/seesat/seesatindex.html > > ------------------------------------------------------------------------- Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive: http://www.satobs.org/seesat/seesatindex.html
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