COSMOS 2540

NORAD 44517· COSPAR 2019-057A· Active satellite· Military & Reconnaissance· SSO

Launch

Launched on Aug 30, 2019 from 133/3 (133L), Russia aboard a Rokot/Briz-KM.

Rokot / Briz-KM | Geo-IK-2 N13L (Kosmos 2540) →

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

Live · TLE epoch 2026-09-08 13:43 UTC

Orbit class

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

Operator

Russia / Soviet Union (military)

Country

Russia

Manufacturer

—

Launched

Aug 30, 2019

Mass

—

Apogee

958 km

Perigee

936 km

Inclination

99.21°

Period

1.73 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 2540 across 14 days of archived orbital elements (15 element sets, one per day).

Trend

Stable

Change

-0.0 km

Rate

-0.00 km/day

Now

936 × 958 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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