Thursday, September 26, 2013

Landsat 8

 2013-008A


Landsat Data Continuity Mission (LDCM) is procured by NASA GSFC with mission operations by the US Geological Survey. Launch by Atlas V 401 in 2012 Dec from Vandenberg to 1000LT SSO.

Built by OSC/Gilbert (formerly GD Advanced Info Systems, Gilbert). Leostar-3 (fka SA-200HP).

3085 kg full with 395 kg of mono hydrazine; PK says 2782 kg with 395 kg of prop.

(EO portal says 2623 full 1512 dry but 386 kg hydrazine).

Solar array 9.8m long. Base SC is 2.5 x 2.1 m dia, 2.9m tall excluding OLI and TIRS SC overall is 3 x 3 x 4.8m with a 9.8 x 2.6m panel. so circ 4m x 2m x 13m.

MOC at GSFC.


L8 
 

DateTimeEventOrbit  

2013 Feb 11 1802:00 Launch by Atlas V 401  V SLC3E 
  T+4:02 BECO, azimuth 186.4 deg  
  T+4:08 Atlas sep 
  T+4:18 MES-1 
  T+4:26 Fairing 
 1817 T+15:23 MECO-1  167 x 691 x 92.65  
 1912 T+1:10:34 MES-2 
  T+1:12:20 MECO-2 
 1919 T+1:18:21 Centaur AV-035 sep  660 x 677 x 98.2  
 1943? DeltaV?  634 x 733 x 98.3 
 1945?  MES-3 
 1945? MECO-3  Earth escape 
2013 May 30   Transfer to USGS 
2013 Feb 12  0502  Centaur pass EL1:4 
2013 Feb 17  0200? Centaur depart E sphere 1.5Mkm? 

Payload:

  • OLI Operational Land Imager, (Ball Aerospace/)

  • TIRS Thermal IR sensor (GSFC/)

Monday, September 2, 2013

Star One C1

 2007-056A


Star One C1, formerly Brasilsat C1, is owned by Star One, part of Embratel. (SES invested for a while but pulled out in 2007). It is a joint project between Brazil and Colombia, Peru, Bolivia, Ecuador and Venezuela. The Thales Alenia Space Spacebus 3000B3 has 4100 kg mass launch, 1750 kg dry and will be at 67W. Will provide comms, multimedia and internet services for S America. Size is 4.0 x 3.2 x 2.4m with 22.4m span.

Control from Brasilsat's center at Guaratiba.


Star One C1 
 

DateTimeEventOrbit  

2007 Nov 14  2206 Launch by Ariane 5ECA  CSG ELA3 
  T+2:19 EAP sep 
 2209:10 T+3:10 Fairing sep
 2214:58 T+8:58 EPC MECO 168 km 
 2215:04 T+9:04 EPC sep 168 km 39W 5N? -1065 x 168 x 6.21 
 2215:08 T+9:08 ESC-A burn 
 2222? EPC reentry 
 2230 T+24:56 ESC-A MECO 
 2233 T+27:12 Skynet sep 
 2235 T+29:23 Sylda 5 sep 
 2239 T+33:47 Star One C1 sep 
  T+45:29 end of Ariane mission 
2007 Nov 15    631.45 262 x 35751 x 6.0 
2007 Nov 17    631.45 255 x 35750 x 6.0 
2007 Nov 21?    LAM  
2007 Nov 21    1435.72 35753 x 35805 x 0.1 GEO 68.7W 
2007 Nov 27    1436.11 35779 x 35794 x 0.0 GEO 68.0W 

Manned Space Flight: Personal Reflections On The Space Program

 https://welib.org/md5/7c71fb95092a4cc441ce32ffad2bf78a

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