Tuesday, December 26, 1995

STS-52 (Columbia)

 1992-070A


STS-52 was launched on 1992 Oct 22 with the Italian LAGEOS-2 geodetic satellite and the USMP-1 cargo bay microgravity payload.

The IRIS sunshade was opened at 1334 on Oct 23 and spinup began at 1338. The IRIS/Lageos/LAS spacecraft was deployed at 1357:20.

On Oct 24 the Canadian Target Assembly was unberthed for a simulation of Space Station PIT (Pre Integrated Truss) assembly and the Space Vision System. On Oct 29 the CTA was again unberthed by the RMS. At about 1250 the astronauts hit a problem when the RMS refused to reberth the CTA while running in single joint mode. It was finally reberthed at 1325. The next day it was taken out again for the SVS-9, 5, 6 tests.

On Oct 30, the orbit was lowered again. In the OMS-6 burn, the left engine was used using fuel from the right pod, the first time such a crossfeed had been used since it was tested on STS-2 in 1981.


    STS-52 Crew

  • Commander James D. Wetherbee, Cdr. USN

  • Pilot Michael A. Baker, Capt USN

  • Mission Specialist 1 C. Lacy Veach, NASA

  • Mission Specialist 2 William M. Shepherd, Capt. USN

  • Mission Specialist 3 Tamara E. Jernigan, PhD., NASA

  • Payload Specialist 1 Steven Glenwood MacLean, PhD., CSA


STS-52 
 

DateTimeEventOrbit  

1992 Sep 21    VAB/1 
1992 Sep 26   Rollout  LC39B 
1992 Oct 22  1709:32  main engine ignition
 1709:39  Launch  LC39B 
 1711:42  SRB sep 
 1718:11  MECO  88.22 69 x 303 x 28.5 (OMS dV) 
 1718:29  ET Sep 
 1719:30? RCS burn for ET photo DTO 312 
 1749:34  OMS 2 2:17 68m/s 90.58 301 x 303 x 28.46 
 1751:52  OMS 2 CO 
 1838  PLBD open 
1992 Oct 23   RMS uncradle 
 1357:24  Lageos deploy  
 1412:07  OMS-3R (16s) sep 4m/s 
 1610  RMS cradle 
 1628:03  OMS-4R lower orbit 13s 3m/s 
 1714:38  OMS-5L lower orbit 31s 8m/s  90.30 285 x 293 x 28.5  
 1715:10  OMS-5 CO 
1992 Oct 24  2015?  RMS grapple CTA  
 2039  RMS unberth CTA  
 2047  RMS reberth CTA  
 2048.15  RMS unberth CTA  
 2210:25  RMS reberth CTA  
 2212:20  RMS unberth CTA  
 2217?  RMS reberth CTA  
 2220?  RMS ungrapple CTA  
 2229  RMS berthed 
1992 Oct 25  2330   90.31 285 x 293 x 28.46 
1992 Oct 29  1021  RMS grapple CTA  90.32 285 x 294 x 28.5 
 1021  RMS unberth CTA  
 1211  Berthing in progress? 
 1250?  CTA reberth problem 
 1325  RMS reberth CTA; relatch 1338 
 1357  RMS ungrapple CTA 
 1409  RMS recradle 
 2100   90.31 285 x 294 x 28.46 
1992 Oct 30   RMS uncradle 
  RMS grapple CTA  
  RMS unberth CTA 
 1230?  RMS reberth CTA 
  RMS ungrapple CTA 
 1308:55 OMS 6L (1:30) 22m/s lower orbit  211 x 283 x 28.5 
 1310:25 OMS 6 CO 
 1355:39  OMS 7L 1:23 22m/s 
 1357:02  OMS 7 CO 
 1411   88.76 210 x 216 x 28.5 
 1605  RMS uncradle 
 1626  RMS grapple CTA 
 1629  RMS unberth CTA (OGLOW) 
 1834  RMS reberth CTA 
  RMS ungrapple CTA 
  RMS cradle 
1992 Oct 31   RMS uncradle 
 0854  RMS grapple CTA  88.73 208 x 215 x 28.5 
 0857  RMS unberth CTA 
 1006 RMS deploy CTA 
  RCS sep burn 
  RCS sep 2 
 1048  RCS sep 3 
 1245  RMS recradle  88.73 207 x 215 x 28.5  
 2100   88.71 206 x 214 x 28.46 
1992 Nov 1  0830  USMP-1 deactivate 
 1032  PLBD close 
 1311:59  OMS DO (2:07) 68m/s   
 1314:06  OMS DO CO 
 1333:52  Entry interface 
 1405:38  Gear down 
 1405:52  Landing  RW33 KSC  
 1406:07  Drag chute deploy 
 1406:11  NGTD 
 1406:42  Drag chute jettison 
 1406:53  Wheels stop 
 1730OPF 

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