View Full Version : Phobo-Grunt Predicted to Fall in Afghanistan on January 14

2011-Dec-27, 02:50 PM
Russia’s Phobos-Grunt spacecraft will fall January 14th, somewhere between 30.7 degrees north and 62.3 degrees east, placing debris near the city of Mirabad, in southwestern Afghanistan. This prediction is according to the United States Strategic Command who calculated the craft will reenter Earth’s atmosphere at 2:22 am. With the probe is predicted to fall on [...]

More... (http://www.universetoday.com/92147/phobo-grunt-predicted-to-fall-in-afghanistan-on-january-14/)

2011-Dec-27, 03:19 PM
Oy! What happened to the 10% percent satellite decay reentry rule? During the high profile satellite reentries earlier this year we were told when satellites' orbits decay they can only estimate the time to within 10%, e.g. if a satellite is predicted to reenter 20 days from now then it could reenter +/- 2 days.