Re: STS leading Mir

DJLaszlo@aol.com
Thu, 4 Apr 1996 00:19:51 -0500

Regarding the appearance of STS-74 and Mir on the morning of Nov 18, 1995,
Walter Nissen wrote:

>  40.000 105.000    0.    CO  <---------------- 1950  9.5  4 F F F F F 
>***  1995 Nov  18  *** Times are UT ***   033 1255 
> H  M  S  TIM AL AZI C   U  MAG   REVS  HGT SHD  RNG  EW PHS  R A   DEC 
>23714 STS-74                            .1 
>12 43  4   .0 67 142 C  52  -.9    1.2  400 275  431 3.0  95 1028  21.2 
>16609 Mir Complex                       .1 
>12 43  8   .0 67 142 C  52  -.9    1.2  401 277  432 3.0  95 1028  21.4 
>12 43 10   .0 68 142 C  52  -.9   -3.8  401 277  432 3.0  95 1028  21.4 
 
>This does not seem exceptional.  It follows the general rule imposed by 
>energy considerations, that the shuttle trails while chasing Mir from a 
>lower orbit, and leads after departing for a lower orbit. 
-----------------------------------------------------------

Well ok, Walter.  I'll agree, given the elsets, the more plausible scenario
places a fainter STS-74 before Mir on this pass.  Sorry, I had no elsets for
the period between separation and the orbital manuvers which were to have
occured by 1430 UT on the 18th. Thanks for the analysis.
Dan Laszlo