Re: Iridium spares

From: Allen Thomson (
Date: Tue Feb 12 2002 - 20:41:24 EST

  • Next message: Sebastian Stabroth: "RE: Iridium spares"

    > Not quite.  The spares are at a lower altitude.  This leads to a
    > slightly different nodal precession rate.  This differential
    > precession is pretty low (less than 1 degree per day) for
    > satellites with high inclinations, so it can take quite a
    > while depending on the target plane.
     Is there any information as to whether this launch is intended
     to provide spares to several different planes?  I.e., as the spares 
     precess around, will one boost into an operational plane as they
     become coplanar, then another into another plane later on, etc.?
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    This archive was generated by hypermail 2b29 : Tue Feb 12 2002 - 20:42:20 EST