COSMOS 1925, 18938
Orbit data source: Space-Track
COSMOS 1925, 18938 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Fri, 11 Mar 1988 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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18938 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Defense Communications
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
Sphere, 0.4 m
Radar Cross Section
0.588 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 COSMOS 1925
1 18938U 88016B 25347.02010123 -.00000005 00000-0 75712-4 0 9994
2 18938 74.0059 298.4864 0024860 244.7410 184.2324 12.46846311718577Epoch: 2025-12-13T00:28Z
TLE epoch observation values (Epoch: 2025-12-13T00:28:56.746Z)
Latitude
63.87815°
Longitude
-115.1351°
Altitude
1,507.823 km
Speed
7.108 km/s
True Right ascension
22h 16m 13s
True Declination
63° 45' 18"
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
05:22:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,495.079 km
Perigee altitude
1,456.03 km
Semi-major axis
7,853.691 km
Eccentricity
0.00249
Inclination
74.0059°
RAAN
298.4864°
Arg. of periapsis
244.741°
True anomaly
184.21144°
Mean anomaly
184.2324°
Eccentric anomaly
184.22191°
Mean motion
3.1184 °/min
Orbital period
115.44 mins
BSTAR
0.000075712
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Other satellites on launch #16 in the year 1988 (1988-03-11 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 1925 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. |
|---|---|---|---|---|---|---|---|
| 16 mins | 2025-12-13 08:25:34.560Z | 339.592° N | 2025-12-13 08:33:34.560Z | 230.407° WSW | 44.868° | 2025-12-13 08:41:34.560Z | 166.363° S |
| 7 mins | 2025-12-13 10:26:34.560Z | 296.425° NW | 2025-12-13 10:29:34.560Z | 274.464° WNW | 15.062° | 2025-12-13 10:33:34.560Z | 245.057° WSW |
| 15 mins | 2025-12-13 21:23:34.560Z | 169.779° S | 2025-12-13 21:30:34.560Z | 96.472° ESE | 38.383° | 2025-12-13 21:38:34.560Z | 28.689° NE |
| 14 mins | 2025-12-13 23:21:34.560Z | 239.974° WSW | 2025-12-13 23:28:34.560Z | 301.816° NW | 30.819° | 2025-12-13 23:35:34.560Z | 2.402° NNE |
| 5 mins | 2025-12-14 05:36:34.560Z | 26.666° NE | 2025-12-14 05:38:34.560Z | 40.859° NE | 12.492° | 2025-12-14 05:41:34.560Z | 61.782° ENE |
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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