UCS-Satellite-Database
| Id | Name of Satellite, Alternate Names | Current Official Name of Satellite | Country/Org of UN Registry | Country of Operator/Owner | Operator/Owner | Users | Purpose | Detailed Purpose | Class of Orbit | Type of Orbit | Longitude of GEO (degrees) | Perigee (km) | Apogee (km) | Eccentricity | Inclination (degrees) | Period (minutes) | Launch Mass (kg.) | Dry Mass (kg.) | Power (watts) | Date of Launch | Expected Lifetime (yrs.) | Contractor | Country of Contractor | Launch Site | Launch Vehicle | COSPAR Number | NORAD Number | Comments | Source Used for Orbital Data | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2298 | Pion-NKS 901 (Cosmos 2550) | Cosmos 2550 | NR (9/21) | Russia | Ministry of Defense | Military | Earth Observation | Radar Imaging/Electronic Intelligence | LEO | Polar | 0 | 587 | 599 | 8.62E-04 | 35 | 96 | 6,500 | 2021/6/25 | 5 | KB Arsenal, RKTs Progress | Russia | Soyuz 2.1b | 2021-056A | 48865 | Replace the capabilities of the currently retired US-A and US-PU satellites, which had provided electronic intelligence and target guidance since the Soviet period. | JMSatcat/9_21 | https://www.russianspaceweb.com/pion.html |
Total: 1