Tuesday, January 1, 2002

STS-73 (Columbia)

 1995-056A


STS-73 was an EDO flight carrying the US Microgravity Lab 2 Spacelab long module. Launch mass was 116721 kg. Landing mass was 104514 kg. 1852 kg of RCS and 4927 kg of OMS fuel were used. During reentry, early and asymmetric boundary layer transition occurred at Mach 19 (instead of Mach 8 as usual), causing the hottest reentry to date.


STS-73 
 

DateTimeEventOrbit  

1995 Aug 21  1430  Tow to VAB 
1995 Aug 22   Mate with ET/SRB 
1995 Aug 28   Roll to LC39B 
1995 Sep 28  0900  Scrub, LH2 leak, T-4h 
1995 Oct 7 Scrub 
1995 Oct 20  1353:00  Launch  LC39B 
 1355:04  SRB sep 
 1401:30 MECO  88.09 79 x 280 x 39.0 
 1401:49  ET sep 
 1434:28  OMS-2 burn 1:59 57 m/s  
 1528  PLBD open  90.03 271 x 280 x 39.0 
 1529?  ET reentry 
 1654:40  RCS burn 30s 2m/s 89.97 267 x 278 x 39.0 
1995 Oct 23    89.92 265 x 276 x 39.0 
1995 Oct 26    89.87 262 x 273 x 39.0 
1995 Nov 1    89.80 259 x 269 x 39.0 
1995 Nov 4  0916  RCS vernier plume test 
1995 Nov 5  0815  PLBD closed  89.73 255 x 266 x 39.0  
 1046:40 Deorbit 2:42 82m/s  -19 x 265 x 39 
 1113:19  Entry interface 122 km 
 1145:21  Landed at KSC RW33 
 1145:35  NGTD 
 1146:16  Wheel stop 
 2000  Tow to OPF/2 

No comments:

Post a Comment

These Are Not My Beautiful Stories

  Summary: The chapters within are outlines for both future stories I’ve got planned (in the case that I never get around to writing them) a...