Re: STS 105 observed!!!

From: Daniel Deak (
Date: Fri Aug 10 2001 - 20:06:04 PDT

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    Paul J Henney wrote :
    > > As the shuttle faded I counted at least 3
    > >  "emissions" looking like the coma of a bright comet. I assume these were
    > >  firings of the OMS?
    If it was of short duration like about 1 second, it is RCS thrusters firings used to keep the Shuttle in the proper
    attitude. They fire often at this phase of flight. I have seen one such firing while the Shuttle was in darkness and it
    matches your description.
    Daniel Deak
    representant, projet spatial Starshine
    Drummondville, Quebec
    COSPAR site 1746 : 45.8537N, 72.4857W, 90 m., UTC-4:00
    Site en francais sur les satellites:
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