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Launch Date: 
July 1, 2000 - 4:09am

Vehicle: Proton K/ Block DM

The Satellite


  • 275th Launch for Proton
  • 15th Launch for ILS Proton
  • 1st ILS Proton Launch for SIRIUS Satellite Radio
  • 4th Space Systems/ Loral Satellite Launched by ILS Proton

Latest News

ILS Achieves Two Launches in One Day, Continents Apart

Launch Resources

Final Details of the Launch and Separation

  • Liftoff occurred at 04:08:47 Baikonur time on 01 July (6:08:47 p.m., June 30, EDT) .
  • Predicted Orbital Parameters: 24,469 km x 47,102 km at 63.4 deg
  • Separation of SIRIUS FM-1 satellite occured approximately 2 hours, 25 minutes after liftoff.
ILS Proton Rocket -  SIRIUS FM-1 - Launch Poster - Side

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