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Astra 3A



General


Designation 27400 / 02015B
Launch date 29 Mar 2002
Country of origin Luxemburg
Mission Direct TV
Geostationary orbit 23.5°E
Launch vehicle Ariane V149

Replaced DFS 3. Tested at 24.2°E. Went inclined in Jul 2012.

Location


Begin End Position
L: 29 Mar 2002 Apr 2002 24.2°E for test
May 2002 Jul 2012 23.5°E
Jul 2012 Oct 2013 23.5°E, inclined
Dec 2013 Jun 2016 176.85°W, inclined
Aug 2016 Dec 2016 86.8°W, inclined
Feb 2017   47°W, inclined


External resources


sat-index articles


Technical data


Lyngsat transponder loading


EIRP coverage (dBW)


Specifications


Prime contractor BSS
Platform HS-376HP
Mass at launch 1495 kg
Mass in orbit  
Dry mass 750 kg
Dimension 3.15 x 2.17 x 2.17 m (7.97 m height deployed)
Solar array  
Stabilization spin-stabilized
DC power EOL: 1525 W
Design lifetime 10 years


Ku-band


Main transponders 21 (20 at EOL)
Backup transponders  
Power 30 W (TWTA)
Bandwidth 36 MHz
Coverage Optimized for Germany, Austria and Switzerland.
EIRP max 52 dBW
G/T max  
Polarization  
Frequencies: downlink: 11.45-11.70 and 12.50-12.75 GHz


Transponder frequency chart - band B+G (GHz)


Horizontal
Downlink
Channel Vertical
Downlink
11.4750  
  11.4750
11.5150  
  11.5150
11.5550  
  11.5550
11.5950  
  11.5950
11.6350  
  10 11.6350
11.6750 11  
  12 11.6750
     
12.5250 13  
  14 12.5250
12.5250 15  
  16 12.5650
12.5650 17  
  18 12.6050
12.6050 19  
  20 12.6450
12.6450 21  
  22 12.6850
12.6850 23  
  24 12.7250


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