COSMOS 1642, 15624
Orbit data source: Space-Track
COSMOS 1642, 15624 is a payload satellite owned by GUKOS (CIS) in LEO that was launched on Thu, 21 Mar 1985 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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15624 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Spacecraft
Bus & Motor
STRELA-1 11F625, Unknown motor
Mass
60 kg wet, 60 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 COSMOS 1642
1 15624U 85023H 25346.86484458 -.00000009 00000-0 38220-4 0 9992
2 15624 74.0568 17.6231 0050081 113.4892 71.8370 12.56389408868062Epoch: 2025-12-12T20:45Z
TLE epoch observation values (Epoch: 2025-12-12T20:45:22.571Z)
Latitude
-5.77886°
Longitude
166.12725°
Altitude
1,429.183 km
Speed
7.152 km/s
True Right ascension
13h 17m 05s
True Declination
-5° 44' 51"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
05:23:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,474.841 km
Perigee altitude
1,396.576 km
Semi-major axis
7,813.846 km
Eccentricity
0.00501
Inclination
74.0568°
RAAN
17.6231°
Arg. of periapsis
113.4892°
True anomaly
72.38335°
Mean anomaly
71.837°
Eccentric anomaly
72.11007°
Mean motion
3.14229 °/min
Orbital period
114.57 mins
BSTAR
0.00003822
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Other satellites on launch #23 in the year 1985 (1985-03-21 UTC)
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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.COSMOS 1642 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-12-13 11:38:32.912Z | 7.507° NNE | 2025-12-13 11:43:32.912Z | 46.27° ENE | 19.12° | 2025-12-13 11:49:32.912Z | 93.984° ESE |
| 15 mins | 2025-12-13 13:35:32.912Z | 341.09° N | 2025-12-13 13:42:32.912Z | 163.636° S | 44.794° | 2025-12-13 13:50:32.912Z | 163.557° S |
| 7 mins | 2025-12-13 15:34:32.912Z | 296.534° NW | 2025-12-13 15:37:32.912Z | 273.176° WNW | 15.645° | 2025-12-13 15:41:32.912Z | 242.159° WSW |
| 13 mins | 2025-12-14 02:27:32.912Z | 161.215° S | 2025-12-14 02:33:32.912Z | 98.972° ESE | 34.937° | 2025-12-14 02:40:32.912Z | 33.509° NE |
| 13 mins | 2025-12-14 04:24:32.912Z | 237.825° WSW | 2025-12-14 04:30:32.912Z | 299.575° NW | 33.111° | 2025-12-14 04:37:32.912Z | 4.334° NNE |
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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