Soyuz STB/Fregat | O3b FM17-20
Launch Successful
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Instantaneous launch window.
Launch Window
April 4, 2019, 5:03 p.m. - April 4, 2019, 5:03 p.m.
Instantaneous launch window.
April 4, 2019, 5:03 p.m. - April 4, 2019, 5:03 p.m.
The O3b Satellite Constellation is designed for telecommunications and data backhaul from remote locations.
The 2.1b version adds an upgraded engine (RD-0124) with improved performance to the second stage. First launch took place from Plesetsk Cosmodrome Site 43 on 26 July 2008 with a classified military payload. The 2.1b/ST version is sometimes called Soyuz ST-B.
Progress Rocket Space Centre, formerly known as TsSKB-Progress, is a space science and aerospace research company which is known for manufacturing launch vehicles and satellites. Most notably, Progress Rocket Space Centre is the manufacturer of Soyuz launch vehicles.
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