← Glonass-K1? (Kosmos 2621?)
Image from the mission source record; may show an earlier flight.

Stages & history
1 linked recordGlonass-K1? (Kosmos 2621?)
Launch Successful
The source has not linked another mission stage.
What changed between flights?
Previous recorded flight of the same rocket configuration: Glonass-K1 No. 19 (Kosmos 2620), Sep 17, 2026, 4:50 PM UTC.
| Field | Previous flight | This flight |
|---|---|---|
| Mission | Glonass-K1 No. 19 (Kosmos 2620) | Glonass-K1? (Kosmos 2621?)Different |
| Purpose | Navigation | Navigation |
| Orbit | Medium Earth Orbit | Medium Earth Orbit |
| Launch site | Plesetsk Cosmodrome, Russian Federation | Plesetsk Cosmodrome, Russian Federation |
| Vehicle | Soyuz 2.1b Fregat-M | Soyuz 2.1b Fregat-M |
| Spacecraft | — | — |
| Booster | — | — |
