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COSMOS 44, 876

Orbit data source: Space-Track

COSMOS 44, 876 is a payload satellite owned by VNIIEM (CIS) in LEO that was launched on Fri, 28 Aug 1964 UTC via a VOSTOK 8A92M 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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<iframe src="https://www.satcat.com/sats-embedded/876?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/876?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

876, 1964-053A

Orbit

LEO

Country

CIS

Related business

Vsesoyuzniy nauchno-issledovatel'skiy institute elektromekhaniki (RU)

Manufacturer

VNIIEM

Mission

Spacecraft

Bus & Motor

METEOR, Unknown motor

Mass

~1,250 kg wet, ~1,250 kg dry

Launch date (UTC)

1964-08-28 (61 years ago)

Launch vehicle

VOSTOK 8A92M

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 COSMOS 44
1   876U 64053A   25354.14932187  .00000028  00000-0  27100-4 0  9997
2   876  65.0592 134.7482 0143772 326.5440  32.6639 14.65586643262431

Epoch: 2025-12-20T03:35Z

TLE epoch observation values (Epoch: 2025-12-20T03:35:01.409Z)

Latitude

-0.00003°

Longitude

-7.98795°

Altitude

592.256 km

Speed

7.61 km/s

True Right ascension

08h 58m 59s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

11:23:19

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

775.126 km

Perigee altitude

572.354 km

Semi-major axis

7,051.877 km

Eccentricity

0.01438

Inclination

65.0592°

RAAN

134.7482°

Arg. of periapsis

326.544°

True anomaly

33.56669°

Mean anomaly

32.6639°

Eccentric anomaly

33.11392°

Mean motion

3.6651 °/min

Orbital period

98.22 mins

BSTAR

0.0000271

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Other satellites on launch #53 in the year 1964 (1964-08-28 UTC)

SL-3 DEB, 21126

SL-3 R/B, 877

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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COSMOS 44 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.
6 mins	2025-12-20 18:50:25.401Z	4.327° NNE	2025-12-20 18:53:25.401Z	44.616° NE	19.2°	2025-12-20 18:56:25.401Z	83.818° E
8 mins	2025-12-20 20:31:25.401Z	320.762° NNW	2025-12-20 20:35:25.401Z	207.406° SW	42.403°	2025-12-20 20:39:25.401Z	160.434° S
7 mins	2025-12-21 10:50:25.401Z	190.258° SSW	2025-12-21 10:53:25.401Z	123.834° SE	39.877°	2025-12-21 10:57:25.401Z	41.461° NE

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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 44, 876 on other resources

View COSMOS 44, 876 on NASA - NSSDCA Website

View COSMOS 44, 876 on Heavens-Above

View COSMOS 44, 876 on Keep Track

View COSMOS 44, 876 on Celestrak

View COSMOS 44, 876 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 44, 876

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2025-12-20T03:35:01.409Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #53 in the year 1964 (1964-08-28 UTC)

COSMOS 44 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 44, 876 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago