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COSMOS 1503, 14401

Orbit data source: Space-Track

COSMOS 1503, 14401 is a payload satellite owned by GUKOS (CIS) in LEO that was launched on Wed, 12 Oct 1983 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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/14401?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/14401?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

14401, 1983-103A

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

NPO PM

Mission

Spacecraft

Bus & Motor

STRELA-2M, Unknown motor

Mass

800 kg wet, 800 kg dry

Launch date (UTC)

1983-10-12 (43 years ago)

Launch vehicle

KOSMOS 11K65M

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago

0 COSMOS 1503
1 14401U 83103A   26171.25005860  .00000093  00000-0  43480-4 0  9993
2 14401  74.0438 108.0492 0014176 231.6559 128.3319 14.33125957229923

Epoch: 2026-06-20T06:00Z

TLE epoch observation values (Epoch: 2026-06-20T06:00:05.063Z)

Latitude

-0°

Longitude

109.56072°

Altitude

790.214 km

Speed

7.455 km/s

True Right ascension

07h 12m 11s

True Declination

0° 00' 00"

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

23:08:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

789.073 km

Perigee altitude

768.782 km

Semi-major axis

7,157.065 km

Eccentricity

0.00142

Inclination

74.0438°

RAAN

108.0492°

Arg. of periapsis

231.6559°

True anomaly

128.45919°

Mean anomaly

128.3319°

Eccentric anomaly

128.39556°

Mean motion

3.5846 °/min

Orbital period

100.43 mins

BSTAR

0.00004348

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Other satellites on launch #103 in the year 1983 (1983-10-12 UTC)

SL-8 DEB, 57165

SL-8 R/B, 14402

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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 1503 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.
9 mins	2026-06-22 20:06:14.551Z	169.905° S	2026-06-22 20:10:14.551Z	111.527° ESE	34.47°	2026-06-22 20:15:14.551Z	33.433° NE
7 mins	2026-06-22 21:50:14.551Z	259.469° W	2026-06-22 21:53:14.551Z	303.284° NW	21.773°	2026-06-22 21:57:14.551Z	352.521° N
9 mins	2026-06-23 06:36:14.551Z	344.892° N	2026-06-23 06:41:14.551Z	107.382° ESE	43.701°	2026-06-23 06:45:14.551Z	155.55° SSE

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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 1503, 14401 on other resources

View COSMOS 1503, 14401 on NASA - NSSDCA Website

View COSMOS 1503, 14401 on Heavens-Above

View COSMOS 1503, 14401 on Keep Track

View COSMOS 1503, 14401 on Celestrak

View COSMOS 1503, 14401 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 1503, 14401

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: 2026-06-20T06:00:05.063Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #103 in the year 1983 (1983-10-12 UTC)

COSMOS 1503 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 1503, 14401 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago