Friday, June 29, 2012

Jason 2

 2008-032A


Jason-2, called Ocean Surface Topography Mission (OSTM) by NASA, is a follow-on built by Alcatel using the Proteus bus.

The 506 kg satellite has the third Poseidon Ku/C-band altimeter. Launch 2008 Jun by Delta 2.

Size is 1.0 x 1.0 x 3.7m with 9.7m span, and the 1.2m diameter Poseidon-3 altimeter. hydrazine mass 28 kg.

Control from CNES/Toulouse and NOAA/Suitland.

A planned fourth, depletion burn of the second stage may not have happened; the third burn put the stage in a high orbit.


Jason 2 
 

DateTimeEventOrbit  

2008 Jun 20  0746:25  Launch by Delta II 7320  V SLC2W 
  T+1:04 SRM 1-3 out 
  T+1:39 SRM 1-3 sep 
  T+4:24 MECO 
  T+4:32 Stage 1 sep 
  T+4:38 SES-1 
  T+4:54 Fairing sep
 0756:52 T+10:27 SECO-1  185 x 1414 x 66.47  
 0835:15 T+48:50 SES-2 24.2s 
 0835:39 T+49:14 SECO-2  1317 x 1329 x 66.03  
 0841:25 T+55:00 Stage 2 sep 
   112.30 1329 x 1335 x 66.0  
  T+1:10:50s CGEM (Cold Gas Evasive) 0.33m/s 
  T+1:35 SES-3 31s 
  SECO-3  1324 x 4250 x 65.84 (PK) 
   1332 x 4258 x 65.85  
  T+2:04:10 SES-4 41s depletion  
  SECO-4 
 2146   2160 x 4360 x 65.22 

Payload:

  • Poseidon-3 altimeter (CNES)

  • AMR microwave radiometer (JPL)

  • DORIS (CNES)

  • TRSR-2 GPSP GPS Payload receiver, Turbo Rogue Space Receiver-2 (JPL)

  • LRA laser reflector array (GSFC)

Monday, June 25, 2012

Atlantic Bird 7

 2011-051A


AB7 will be a Eurostar 3000 Ku band satellite at 7W, supplementing Nilesat capacility and replacing AB4A (Hot Bird 10). It was the first return to flight after Sea Launch recovery from bankruptcy; the DM-SL stage was registered with the UN by the United States.


AB7 
 

DateTimeEventOrbit  

2011 Sep 24  2018 Launch by Zenit-3SL  SLO 
  T+2:29 St 1 sep 
  T+3:12 Fairing sep
 2022 T+8:29 St 2 sep  -2247 x 228 x 0 
  T+8:39 DM MES-1 5:40  
 2022 T+14:18 DM MECO-1  180 x 1855 x 0 
 2109:26 T+51:31 DM MES-2 5:51 
  T+57:22 DM MECO-2  1596 x 35740 x 0 
 2125:07 T+1:07:12 DM sep 
2011 Sep 24    655.63 1617 x 35625 x 0 
2011 Sep 26    784.66 7999 x 35605 x 0 
2011 Sep 29    1122.52 23192 x 35608 x 0 
2011 Sep 29    1391.51 34201 x 35617 x 0.1 GEO 16W+11E/d 
2011 Sep 30    1431.91 35617 x 35791 x 0.1 GEO 15.1W+1E/d 
2011 Oct 6    1436.06 35781 x 35790 x 0.1 GEO 13.2W 
2011 Oct 14   Move out, dr E 
2011 Oct 25   Move in  1436.09 35772 x 35800 x 0.1 GEO 7.3W 
2012 Mar 1   Renamed EUTELSAT 7 West A 
2012 Mar 2   1436.07 35780 x 35791 x 0.1 GEO 7.4W 

May 13,2026

  https://planet4589.org/space/jsr/back/news.855.txt