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COSMOS 1629, 15574

Orbit data source: Space-Track

COSMOS 1629, 15574 is a payload satellite owned by PVO (CIS) in GEO that was launched on Thu, 21 Feb 1985 UTC via a PROTON-K/DM launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payloads include a variety of satellites, spacecraft, and rockets 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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COSMOS 1629 details

Identifier	15574, 1985-016A
Orbit	GEO
Last TLE update	3 days ago
Origin	PVO (CIS)
Manufacturer	NPOL/KOMET
Mission	Defense Early Warn
Bus & Motor	OKO, Unknown motor
Mass	~1,250 kg wet, ~1,150 kg dry
Launch date (UTC)	1985-02-21 (40 years ago)
Launch vehicle	PROTON-K/DM
Launch site	Tyuratam Missile And Space Complex (TTMTR)
Object type	Payload Rocket body Debris
Shape & HBR	Cyl + 2 Pan, 5 m
Radar Cross Section	6.333 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 3 days ago

0 COSMOS 1629
1 15574U 85016A   25033.32822516 -.00000228  00000-0  00000-0 0  9997
2 15574  10.0408 317.8194 0006766 249.4473 325.5819  1.00171173145440

Epoch: 2025-02-02T07:52Z

Definitive object data (Epoch: 2025-02-02T07:52:38.653Z)

Latitude	-5.73025°
Longitude	-78.5108°
Altitude	35,791.799 km
Speed	3.075 km/s
True Right ascension	11h 29m 39s
True Declination	-5° 43' 28"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	4.16685°
Longitude	-137.34326°
Altitude	35,816.079 km
Speed	3.074 km/s
Apparent Right ascension	07h 47m 30s
Apparent Declination	-1° 31' 46"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	05:49:10
Azimuth	139.523° SSE
Elevation	40.514°
Doppler factor	1

Orbital elements

Apogee altitude	35,844.394 km
Perigee altitude	35,787.297 km
Semi-major axis	42,193.983 km
Eccentricity	0.0006766
Inclination	10.0408°
RAAN	317.8194°
Arg. of periapsis	249.4473°
True anomaly	325.53805°
Mean anomaly	325.5819°
Eccentric anomaly	325.55998°
Mean motion	0.25042 °/min
BSTAR	Unknown
Orbital period	1437.59 mins