Thursday, July 12, 2001

USA-127

 1996-042A


UHF F/O F7 was launched on 1996 Jul 25 by Atlas 2; it was the last of the Block II UHF F/O satellites. It was placed in a subsynchronous transfer orbit by the Centaur stage, and between Jul 27 and Jul 29 made its first apogee burn to raise its orbit.

The payload was the first in the UHF series to use advanced multi-chip modules to increase the EHF capacity,replacing the SHF payload.

Mass is 1360 kg BOL, 3019 kg launch; span is 18.3 m.


UHF F/O F7 
 

DateTimeEventOrbit  

1996 Jul 25  1241:01  Launch by AC-125  CC LC36 
 1244  BECO 
 1244  Booster sep 
 1245  Fairing sep
 1246  SECO 
 1246  Atlas sep 
 1247  Centaur MES1 6:49 
 1253  Centaur MECO-1 
  Coast (11 min) 
 1304  Centaur MES2 (91s burn) 
 1305  Centaur MECO-2 
1996 Jul 25  0930   473.89 296 x 27216 x 26.97 
1996 Jul 27  0830?  LAM 1 apogee burn 
1996 Jul 29  2009   1200.06 25504 x 36555 x 6.57  
1996 Jul 31  1215?  LAM-2 
1996 Jul 31    1425.08 34579 x 36562 x 5.1 GEO 168.0E+2.7E 
1996 Aug 12    1435.83 34919 x 36643 x 5.1 GEO 170.3W 
1996 Sep 19    1435.98 34918 x 36649 x 5.0 GEO 170.5W 
1996 Sep   Move to 23W 
1996 Oct 21    1436.07 35779 x 35792 x 5.0 GEO 23.3W 
1996 Nov 26    1436.08 35782 x 35790 x 4.9 GEO 23.0W 
1999 Jan 25    1436.21 35771 x 35805 x 4.0 GEO 23.2W 
1999 Feb Move out 
1999 Mar 2   move in  1436.14 35772 x 35802 x 3.9 GEO 100.1W 
1999 Jul 29    1436.11 35769 x 35804 x 3.7 GEO 99.2W

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