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The Russian Razbeg is small military satellite optical reconnaissance satellite.

The identity of this satellite has not been confirmed. It is likely either the first Razbeg satellite, an improved version of EMKA or it is the second EMKA satellite.

Kosmos 2551 successfully reached orbit, but did not exhibit any signs of activity afterwards. As it did not rais its initial orbit, it is expected to reenter on 21 October 2021.

Nation: Russia
Type / Application:
Contractors: NPP VNIIEM (prime); OAO Peleng (imager)
Mass: ~250 kg
Orbit: 295 km × 307 km, 96.34
Satellite COSPAR Date LS Launch Vehicle Remarks
Kosmos 2551 (Razbeg #1 ?) 2021-081A 09.09.2021 Pl LC-43/4 Soyuz-2-1v

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