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COSMOS 2477 (GLONASS), 37868

Orbit data source: Space-Track

COSMOS 2477 (GLONASS), 37868 is a Commonwealth of Independent States-origin payload satellite in MEO that was launched on Fri, 04 Nov 2011 UTC via a PROTON-M/BRIZ-M launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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https://www.satcat.com/sats-embedded/37868?theme=dark&initialShowStats=false

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Identifier

37868, 2011-064B

Orbit

MEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Resehetnev ISS

Mission

Operational Defense Navigation

Bus & Motor

URAGAN, Unknown motor

Mass

1,450 kg wet, ~1,200 kg dry

Launch date (UTC)

2011-11-04 (15 years ago)

Launch vehicle

PROTON-M/BRIZ-M

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Ant + 2 Pan, 3.9 m

Radar Cross Section

8.467 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 16 hours ago

TLE from 16 hours ago

0 COSMOS 2477 (GLONASS)
1 37868U 11064B   26255.72261178 -.00000004  00000-0  00000-0 0  9993
2 37868  65.3306  69.9989 0019372 230.6947 308.5255  2.13102613115622

Epoch: 2026-09-12T17:20Z

TLE epoch observation values (Epoch: 2026-09-12T17:20:33.657Z)

Latitude

0.8405°

Longitude

-2.26701°

Altitude

19,099.653 km

Speed

3.958 km/s

True Right ascension

16h 38m 24s

True Declination

0° 50' 21"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

02:03:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,178.855 km

Perigee altitude

19,080.029 km

Semi-major axis

25,507.579 km

Eccentricity

0.00194

Inclination

65.3306°

RAAN

69.9989°

Arg. of periapsis

230.6947°

True anomaly

308.35157°

Mean anomaly

308.5255°

Eccentric anomaly

308.43856°

Mean motion

0.53277 °/min

Orbital period

675.71 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

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Other satellites on launch #64 in the year 2011 (2011-11-04 UTC)

COSMOS 2475 (GLONASS), 37869

BREEZE-M DEB (TANK), 37871

BREEZE-M R/B, 37870

COSMOS 2476 (GLONASS), 37867

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COSMOS 2477 (GLONASS) Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
249 mins	2026-09-13 09:34:52.414Z	149.179° SSE	2026-09-13 11:37:52.414Z	82.47° E	59.713°	2026-09-13 13:43:52.414Z	33.267° NE
213 mins	2026-09-13 23:56:52.414Z	332.627° NNW	2026-09-14 01:41:52.414Z	288.302° WNW	44.139°	2026-09-14 03:29:52.414Z	231.145° WSW
61 mins	2026-09-14 08:33:52.414Z	122.606° SE	2026-09-14 09:34:52.414Z	96.909° ESE	33.396°	2026-09-14 09:34:52.414Z	96.909° ESE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out COSMOS 2477 (GLONASS), 37868 on other resources

View COSMOS 2477 (GLONASS), 37868 on NASA - NSSDCA Website

View COSMOS 2477 (GLONASS), 37868 on Heavens-Above

View COSMOS 2477 (GLONASS), 37868 on Keep Track

View COSMOS 2477 (GLONASS), 37868 on Celestrak

View COSMOS 2477 (GLONASS), 37868 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

COSMOS 2477 (GLONASS), 37868

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-09-12T17:20:33.657Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #64 in the year 2011 (2011-11-04 UTC)

COSMOS 2477 (GLONASS) Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 2477 (GLONASS), 37868 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 16 hours ago