COSMOS 2539

NORAD 44457· COSPAR 2019-048A· Active satellite· Communications· GEO

Launch

Launched on Aug 5, 2019 from 81/24 (81P), Kazakhstan aboard a Proton-M Briz-M.

Proton-M/Briz-M | Blagovest No.14L (Kosmos 2539) →

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

Live · TLE epoch 2026-09-08 07:19 UTC

Orbit class

GEO — Geostationary (~35,786 km, equatorial)

Operator

Ministry of Defense of the Russian Federation

Country

Russia

Manufacturer

JSC Information Satellite Systems Reshetnev

Launched

Aug 5, 2019

Mass

—

Apogee

35,796 km

Perigee

35,795 km

Inclination

0.01°

Period

23.94 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 2539 across 103 days of archived orbital elements (105 element sets, one per day).

Trend

Stable

Change

-0.2 km

Rate

-0.00 km/day

Now

35795 × 35796 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.

Related satellites

Sources & further reading

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