RE: usa 55

Matson, Robert (ROBERT.D.MATSON@cpmx.saic.com)
Tue, 6 Jul 1999 11:15:12 -0700

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Hi Kevin,

> I came across the following satellite on the oig site.
> USA 55
> 1 20547U 90028B   99182.91403296  .00002595  00000-0  16612-3 0  7640
> 2 20547  94.1080 178.1523 0119014 309.4354  49.6393 15.03100702505983
>
> IntID/Name   CatNo Source period   Incl Apogee Perigee      RCS
> ------------ ----- ------ ------ ------ ------ ------- --------
> 1990-028B    20547 US       95.8   94.1    640     475   0.0976
> USA 55                    Launched (1990/04/05) 
>
> Has anyone seen this one, as it will be awhile before it will be visible
> from my location.

As I recall, this is Glomar with its Pegasus 3rd stage
still attached.  This satellite *is* included in Alan
Pickup's ALLSAT file.  The (Molczan) standard magnitude
I have for this satellite is +9.6, so it must not be very
big.  (The RCS above supports this.)  --Rob

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