Monday, October 14, 2019

Inmarsat 305

 1998-006B


Mass was 2000 kg launch, 1149 kg BOL, 895 dry. The LMT/E Windsor satellite was 3.2 x 2.3 x 2.1 m with 20.7m span. 3F5 will be stationed at 25E. On Feb 9 the apogee motor was fired; on Feb 25 it was placed on station at 28E for testing. On Mar 5 it moved out and began to drift to 25E, IND-W (IOR-W). In circa 2005 the satellite was used for the EGNOS navigation system.

In 2016 the satellite was moved to 54W. This was reported to the UN in A/AC.105/1118 but the date of the move was not given; in fact the satellite left 25E on 2015 Dec 17 and arrived at 54W on 2016 Feb 12.


Inmarsat III F-5 
 

DateTimeEventOrbit  

1998 Feb 4  2329 Launch by Ariane 44LP V105 CSG ELA2 
 2330 T+1:07 PAP sep 
 2331 T+2:28 PAL sep 
 2332 T+3:32 St 1 sep 
 2332 T+3:39 St 2 burn 
 2333 T+4:46 Fairing 01 sep 
 2334 T+5:43 St 2 sep 
 2334 T+5:48 St 3 burn 
 2347 T+18:48 St 3 MECO 
 2350 T+21:08 Brasilsat sep 
 2352 T+23:45 Spelda top sep 
 2355 T+26:04 Inmarsat 3F5 sep 
 2355 T+26:06 depletion burn
1998 Feb 5  1252  631.06 217 x 35767 x 6.9 
1998 Feb 7  0555   630.92 216 x 35761 x 7.0 
1998 Feb 7  0950?  Star 37 apogee burn over 21E 
1998 Feb 9  1502   1441.10 35609 x 36159 x 2.8 GEO 19.1E+1.3E 
1998 Feb 25 0103   1436.08 35736 x 35825 x 2.8 GEO 27.8E+0.0E 
1998 Mar 1  1918   1436.01 35739 x 35830 x 2.8 GEO 28.0E+0.0W 
1998 Mar 8  1915   1437.99 35266 x 36380 x 3.0 GEO 25.7E+0.5E 
1998 Apr 2    1436.07 35773 x 35798 x 2.8 GEO 24.9E 
1999 Oct 17    1436.13 35773 x 35800 x 1.8 GEO 25.0E 
2006 Jul 31    1436.07 35772 x 35799 x 0.4 GEO 25.0E 
2013 Apr 30    1435.93 35761 x 35805 x 0.3 GEO 24.6E+0.04E/d 
2013 Aug 1    1436.11 35766 x 35806 x 0.2 GEO 24.6E 
2015 Dec 16    1436.05 35764 x 35807 x 1.5 GEO 24.6E 
2015 Dec 17   Move out  1441.66 35874 x 35916 x 1.5 
2016 Feb 12   Move in 1436.08 35764 x 35807 x 1.6 GEO 54.0W 
2016 May 28    1436.05 35762 x 35809 x 1.8 GEO 54.1W 

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Star One D1

 2016-082B


SSL 1300 satellite to improve Brazil capacity; originally to support 2016 Rio Olympics at 84W, but launch delayed. Provides television, internet, corporate comms and cellular backhaul services for Embratel Star One. Replaces Brasilsat B4. Mass 6433 kg. Total of 70 transponders. Size 5.1 x 2.2 x 2.35m.


Star One D1 
 

DateTimeEventOrbit  

2016 Dec 21  2030  Launch by Ariane 5  CSG ELA3 
  X+0:07 Launch 
  X+2:22 EAP sep 
  X+3:15 Fairing sep
  X+8:53 EPC MECO 
  X+8:59 EPC sep 
 2039 X+9:03 ESC-A on 
 2055 X+25:23 ESC-A MECO 
 2059 X+29:10 Star One D1 sep 
 2101 X+31:58 SYLDA sep 
 2113 X+43:26 JCSAT-15 sep 
  X+1:15:02 end of mission 
2016 Dec 21    631.22 265 x 35728 x 6.0 
2016 Dec 23    707.92 4121 x 35746 x 3.9 
2016 Dec 24    833.75 10187 x 35744 x 2.2 
2016 Dec 26    1091.73 21745 x 35741 x 0.8 
2016 Dec 27    1395.29 34224 x 35742 x 0.1 
2016 Dec 27    1434.42 35736 x 35771 x 0.1 GEO 84.8W+0.3E/d 
2017 Jan 8    1436.08 35782 x 35789 x 0.1 GEO 84.0W 

October 1,2026

  https://planet4589.org/space/jsr/back/news.860.txt