RFSA Soyuz 2.1a Obzor-R No.1
Soyuz 2.1a
Status
Success
Date
25 DEC 2025
14:11
Launch Provider
Russian Federal Space Agency (ROSCOSMOS)
Launch Pad
43/4 (43R)
Plesetsk Cosmodrome, Russian Federation
Mission Overview
The Russian Obzor-R satellite is a planned X-band radar earth observation satellite designed by TsSKB-Progress. In 2012, the development of the Arkon-2M radar satellite was stopped and instead the development of the Obzor-R was initiated. The satellite features the BRLK X-band Synthetic Aperture Radar as the imaging instrument with a ground resolution of 500 m.
Rocket
Soyuz 2.1a
Mission Type
Earth Science
Orbit
Sun-Synchronous Orbit
Stages
3
Livestream
Rocket Details
The Soyuz 2.1A converted the flight control system from analog to digital, which allowed launch from fixed platforms. It also allowed big fairings and payloads. It is currently used for crewed Soyuz and Progress flights to the ISS.
Height
46.3 m
Diameter
2.95 m
Launch Mass
312 T
Thrust
4,149 kN