Launch News Proton Returns To Flight-Proton M with Echostar XXI (03:45:47 GMT, June 8th)

Nicholas Kang

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Launch video:



Launch broadcast:


Mission Overview (PDF document) is available here.

Launch Facts

Launch Vehicle: Proton-M/Briz-M Phase 4
Launch Site: Site 81/24, Baikonur
Launch Date: June 8, 2017
Launch Time: 03:45:47 UTC
Payload: EchoStar 21 (6,871kg)
Flight Azimuth: 61.3°

Flight Orbits Design
Orbits|Altitude (km)|Inclination (EqI, degree)
Parking Orbit|168 x 179|51.5°
Intermediate Orbit|270 x 5,000|50.3°
Transfer Orbit|435 x 35,805|49.1°
Injection Orbit - GTO|2,300 x 35,786|30.5°

The Satellite
  • Satellite Operator: EchoStar
  • Satellite Manufacturer: SSL
  • Purpose: Will provide mobile connectivity throughout Europe
  • Platform: SSL 1300
  • Separated Mass: 6900 kg
  • Satellite Design Life: >15 years

Highlights
  • 1st Proton launch of 2017
  • 94th ILS Proton Launch Overall
  • 6th EchoStar Satellite Launched on ILS Proton
  • 29th SSL Satellite Launched on ILS Proton

Proton Roll-out video:


Ascent Profile:

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Flight Sequence:

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Gallery:

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Source:

Spaceflight101.com

Nasaspaceflight.com

International Launch Service

Russian Space Web

Well done! :thumbup:
 
Last edited:

MaverickSawyer

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Glad to see that the Silver Hypergolic Monster didn't fail again.
 
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