SIRIUS 3

The SIRIUS 3 satellite was launched on 5 October 1998 from Kourou in French Guiana. It is now replaced by SIRIUS 4.

 

The operation of moving all channels from SIRIUS 3 (and 2) to SIRIUS 4 was finalized in January 2008. SIRIUS 3 is now used as a back-up to SIRIUS 4.

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SIRIUS 3 is a high-power satellite for the Nordic region. The signal power is approximately the same as for SIRIUS 2 (55 dBW in the primary reception area). SIRIUS 3 has 15 transponders for digital broadcasts.

Hughes Space & Communications in El Segundo, California, built the satellite.

 

SIRIUS 3 Facts

  • Orbital position: 5.0° East
  • Type: HS 376, spin stabilized
  • Launched: 5 October 1998
  • Mass in orbit: 806 kg BOL on-station
  • Dimensions: Body 2.2 x 7.8 m
  • Operational lifetime: 12 years
  • Transponders: 15 BSS
  • Frequency band: 11.7-12.5 GHz
  • Transponder bandwidth: 33 MHz
  • Polarization: Linear (horizontal and vertical)