It is not an uncertainty. A large satellite can break up and different pieces can re-enter at different times. I experienced this working the orbital decay of the Apollo 9 Lunar Module back in 1981.
FYI Apollo 9 did a lunar landing rehearsal in Earth orbit. 73 Ken N2WWD Sent from my iPad On Sep 24, 2011, at 4:11 AM, Paolo Mattiolo <[email protected]> wrote: > That's incredible that NASA still is not sure with precision where the sat > fall down!! > > 73 de in3aqk > > On Sat, Sep 24, 2011 at 9:27 AM, Clint Bradford <[email protected]>wrote: > >> We can now confirm that #UARS is down! Debris fell to Earth between 11:23 >> p.m. EDT Friday, Sept. 23, and 1:09 a.m. EDT Sept. 24. -NASA >> >> >> Clint Bradford >> [email protected] >> >> >> >> >> _______________________________________________ >> Sent via [email protected]. Opinions expressed are those of the author. >> Not an AMSAT-NA member? Join now to support the amateur satellite program! >> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb >> > > > > -- > Paolo Mattiolo > Software developer > > http://www.mattiolopaolo.com > cell:347 9454207 > skype:paolomattiolo > msn:[email protected] > twitter:IN3AQK > > ham call sign: IN3AQK > IQRP N° 715 > _______________________________________________ > Sent via [email protected]. Opinions expressed are those of the author. > Not an AMSAT-NA member? Join now to support the amateur satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
