RE: Briz 3rd stage

From: Chris Peat (
Date: Wed Mar 20 2002 - 05:32:03 EST

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    > Just to clarify, are you saying that the intention was to do a burn that
    > would have brought Briz-KM down to an almost immediate re-entry
    > ?   EUROCKOT's reply to my query indicated that an immediate re-entry was
    > not planned and they had intended to leave the stage in a low-perigee
    > orbit and allow natural decay to take place over a few weeks time.
    > If a burn to bring the stage out ot Earth orbit was planned then the lack
    > of propellant at the time that the burn took place would indicate a
    > failure - albeit a fairly minor one - of the rocket stage.
    Hi Phillip,
    There was no failure of the rocket stage. It was known before launch that
    there would not be enough fuel left for an immediate re-entry. It was
    considered acceptable to lower the perigee to 150km and allow decay to occur
    naturally over a few weeks.
    Chris Peat
    Heavens-Above GmbH
    Web site:
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