Soyuz 2.1b | Pion-NKS No. 1 (Kosmos 2550)
43/4 (43R)
Plesetsk Cosmodrome, Russian Federation
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Russian Space Forces
The Russian Space Forces are a branch of the Russian Aerospace Forces, that provides aerospace warning, air sovereignty, and protection for Russia. Having been reestablished following August 1, 2015 merger between the Russian Air Force and the Russian Aerospace Defence Forces after a 2011 dissolving of the branch. The Russian Space Forces were originally formed on August 10, 1992 and the creation of the Russian Armed Forces.
Pion-NKS No. 1 (Kosmos 2550)
The Russian Pion-NKS (14F139) satellites are the naval component of the next generation ELINT satellite system Liana. As a replacement for both the passive ELINT US-PM and the active radar US-A, they carry both ELINT sensors as well as an active radar.
Soyuz 2.1b
Height 46.30 Meters
Max Stages 3
Mass To GTO 3250 kg
Liftoff Thrust 0 kN
Diameter 2.95 Meters
Mass To LEO 8200 kg
Liftoff Mass 312 Tonnes
Launch Success 19
Consecutive Success 19
Maiden Flight 2008-07-26
Launch Failures 0
Updates
spacevogel
2021-06-25T21:08:52+0000
Launch success confirmed
spacevogel
2021-06-25T20:01:37+0000
Cosmic_Penguin
2021-06-24T00:57:18+0000
New launch time.
Cosmic_Penguin
2021-06-21T15:58:49+0000
NOTAMs issued.
Cosmic_Penguin
2021-06-18T01:30:53+0000
Added launch per TASS report, drop zones and insider sources (https://forum.nasaspaceflight.com/index.php?topic=36678.msg2253618#msg2253618).
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2021-06-27T12:12:49+0000
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