Flight
- Date and time (UTC)
- November 25, 2025, 13:42
- Launch designation
- 2025-273
- Mission
- Rodnik Blok 18
- Flight name
- Kosmos-2597/98/99
- Vehicle flight ID
- 71607?/6L?
- Year
- Launches in 2025
Orbit and payload
- Initial perigee
- 82 km
- Initial apogee
- 1,403 km
- Inclination
- 82.5°
- Payload mass to orbit
- 0.660 t
- Payloads
- 3
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Kosmos-2597 | 2025-273ANORAD 66647 | Aerospace Defence Forces | Communications | 280 kg | In orbit |
| Kosmos-2598 | 2025-273BNORAD 66648 | Aerospace Defence Forces | Communications | 280 kg | In orbit |
| Kosmos-2599 | 2025-273CNORAD 66649 | Aerospace Defence Forces | Communications | 280 kg | In 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.