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Launch Date: 
June 18, 1999 - 7:49am

Vehicle: Proton K/ Block DM

The Satellite

  • Satellite Operator: SES ASTRA
  • Satellite Manufacturer: Hughes Space and Communications (Boeing)
  • Purpose: Interactive Applications and Broadcast Services
  • Platform: 601 HP
  • Separated Mass: 3700 kg
  • Satellite Design Life: 15 years


  • 265th Launch for Proton
  • 12th ILS Proton Launch
  • 4th ILS Proton Launch for SES
  • 7th Hughes Satellite Launched on ILS Proton

Latest News

Proton Successfully Launches ASTRA 1H Satellite

Launch Resources

Final Details of the Launch and Separation

  • Liftoff occurred at 7:49:30 a.m (9:49:30 p.m. USA EDT, June 17, 01.49.30 a.m. GMT)
  • Final orbital position: 19.2 degrees east longitude
ILS Proton Rocket - ASTRA 1H- Launch Poster -Side

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