R: Phobos-Grunt - serious problem reported

From: satrack@libero.it
Date: Wed Nov 09 2011 - 08:49:32 UTC

  • Next message: Janos Tolgyesi: "Re: Phobos-Grunt - serious problem reported"

    I've updated the site to use the LEO parking orbit. Maybe this helps in the 
    attempt to find it.
    DEC, RA and Magnitude are still displayed.
    >----Messaggio originale----
    >Da: ssl3molcz@rogers.com
    >Data: 9-nov-2011 1.05
    >A: <seesat-l@satobs.org>
    >Ogg: Phobos-Grunt - serious problem reported
    >I have just received word from the project that there seems to be a serious 
    >After the planned first burn of the engine, the spacecraft was not found in 
    the predicted orbit. Alternative radar
    >observations preliminarily show that there are two objects in the orbit with 
    parameters the same as before the planned
    >engine burn. Observers are requested to attempt to discover the spacecraft in 
    the initial LEO parking orbit.
    >This is the official pre-launch estimated TLE of the LEO parking orbit:
    >1 55500U 11000A   11312.95486111 -.00010748  00000-0 -11606-4 0    14
    >2 55500  51.4279   0.6058 0106375  25.7555 298.8256 15.98414689    33
    >I imagine that one of the two objects seen on the radar could be the final 
    stage of the booster. Accurate descriptions
    >and counts of the number of objects seen, as well as position and time would 
    be useful.
    >Ted Molczan
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    Seesat-l mailing list

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