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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 (14 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: 2 days ago

TLE from 2 days ago

0 COSMOS 2477 (GLONASS)
1 37868U 11064B   25349.25431219 -.00000056  00000-0  00000-0 0  9996
2 37868  65.1707  79.1637 0021145 234.5873 123.1925  2.13102890109838

Epoch: 2025-12-15T06:06Z

TLE epoch observation values (Epoch: 2025-12-15T06:06:12.573Z)

Latitude

-1.84685°

Longitude

-97.39172°

Altitude

19,160.331 km

Speed

3.948 km/s

True Right ascension

05h 13m 15s

True Declination

-1° 50' 38"

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

20:18:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,183.361 km

Perigee altitude

19,075.49 km

Semi-major axis

25,507.562 km

Eccentricity

0.00211

Inclination

65.1707°

RAAN

79.1637°

Arg. of periapsis

234.5873°

True anomaly

123.39498°

Mean anomaly

123.1925°

Eccentric anomaly

123.29377°

Mean motion

0.53277 °/min

Orbital period

675.71 mins

BSTAR

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Computing Atmospheric mass density...

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

BREEZE-M DEB (TANK), 37871

COSMOS 2476 (GLONASS), 37867

BREEZE-M R/B, 37870

COSMOS 2475 (GLONASS), 37869

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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.
20 mins	2025-12-16 21:35:59.873Z	237.674° WSW	2025-12-16 21:35:59.873Z	237.674° WSW	17.802°	2025-12-16 21:55:59.873Z	231.189° WSW
202 mins	2025-12-17 03:00:59.873Z	122.335° SE	2025-12-17 04:42:59.873Z	68.933° E	32.838°	2025-12-17 06:22:59.873Z	26.333° NE
255 mins	2025-12-17 16:35:59.873Z	324.72° NNW	2025-12-17 18:45:59.873Z	274.227° WNW	41.935°	2025-12-17 20:50:59.873Z	205.703° SW

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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: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2025-12-15T06:06:12.573Z)

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: 2 days ago