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Proton M Launches Mission Extension Vehicle, Comsat

10 Oct 2019, 18:02 UTC
Proton M Launches Mission Extension Vehicle, Comsat
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Proton launch (Credit: Roscosomos)

MOSCOW (Roscosmos PR) — On October 9, 2019, at 10:17:56 the Proton-M carrier rocket with Briz-M booster together with Eutelsat 5 West B and Mission Extension Vehicle-1 satellites successfully launched from launchpad No.39 pad No.200 at the Baikonur Cosmodrome. The start and the flight of the launch vehicle went as expected with no remarks.

The Proton active flight time lasted 582 sec, after that the orbital unit was injected to the suborbital trajectory. Following that, Briz-M booster started injecting the spacecraft to target orbits. Five scheduled engine switch-on sessions were conducted during the injection period.

According to the schedule, on October 10, at 01:53 UTC the scheduled separation of Eutelsat 5 West B satellite took place at target orbit, 18 minutes later at 02:12 UTC Mission Extension Vehicle-1 also separated. Both satellites’ operation was transferred to the clients, who have already started checking their onboard systems.

The general injection time from the launch to the second spacecraft separation from the booster block totaled 15 hours and 54 minutes. The Russian launch vehicles (Proton-M carrier rocket and Briz-M booster) worked as expected. Eutelsat 5 West B and Mission Extension Vehicle-1 satellites launch was the fourth launch of ...

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