Photo: Joel Kowsky · Public domain (US government)
Mission
Government/Top Secret · PO
Unidentified classified satellites for the Russian military.
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| COSMOS 2581 2025-026A | Payload | 574 × 589 km · 82.0° | Globe |
| COSMOS 2582 2025-026B | Payload | 574 × 589 km · 82.0° | Globe |
| COSMOS 2583 2025-026C | Payload | 575 × 589 km · 82.0° | Globe |
| VOLGA R/B 2025-026D | Rocket body | 579 × 593 km · 82.0° | Globe |
| SL-4 R/B 2025-026E | Rocket body | re-entered 2025-03-24 | |
| OBJECT F 2025-026F | Unknown | 565 × 581 km · 82.0° | Globe |
COSPAR ID 2025-026 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).