2026-244Latest orbital launch: Falcon 9 · Starlink Group 15-16 · Oct 27, 2026 · VandenbergLaunch record →
sci-techmaventhe history of spaceflight, in data
  1. Home
  2. Launches
  3. 2021
  4. 2021-056
// orbital launch

Pion-NKS No. 901

Soyuz-2-1B launch from Plesetsk (Russia) on June 25, 2021, carrying 1 payload. GCAT records the launch as a success.

June 25, 2021 · 19:50 UTCLaunch 2021-056Launch no. 6,092 in the log
SpaceportPlesetskpad LC43/4
OutcomeSuccess
Launch agencyVVKORussia

Flight

Date and time (UTC)
June 25, 2021, 19:50
Launch designation
2021-056
Mission
Pion-NKS No. 901
Flight name
Kosmos-2550

Orbit and payload

Initial perigee
194 km
Initial apogee
465 km
Inclination
67.1°
Payload mass to orbit
7.2 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-25502021-056ANORAD 48865Aerospace Defence ForcesSignals intelligence7,231 kgIn orbit

Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.