COSMOS 2561

NORAD 54109· COSPAR 2022-137A· Active satellite· Military & Reconnaissance· SSO

Launch

Launched on Oct 21, 2022 from 43/4 (43R), Russia aboard a Soyuz 2.1v Volga.

Soyuz 2.1v/Volga | Kosmos 2561 & Kosmos 2562 →

GLONASS satellite (representative) — Representative GLONASS image · Patrick G. · CC BY-SA 2.0 · via Wikimedia Commons

Live · TLE epoch 2026-09-08 11:50 UTC

Orbit class

SSO — Sun-Synchronous (LEO at 96–102° inclination)

Operator

Russia / Soviet Union (military)

Country

Russia

Manufacturer

—

Launched

Oct 21, 2022

Mass

—

Apogee

418 km

Perigee

402 km

Inclination

96.91°

Period

1.54 h

Part of the GLONASS constellation · this satellite is one of 758

Russian satellite navigation system. ~24 active sats in MEO at ~19,100 km.

See all GLONASS satellites →

Altitude history

Apogee and perigee for COSMOS 2561 across 14 days of archived orbital elements (15 element sets, one per day).

Trend

Stable

Change

-0.9 km

Rate

-0.07 km/day

Now

402 × 418 km

Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

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Sources & further reading

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