COSMOS 2499 DEB, 55733
Orbit data source: Space-Track
COSMOS 2499 DEB, 55733 is space debris in LEO originally from a launch on Fri, 23 May 2014 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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55733 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
TsNIIKhM
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown shape, 0.1 m
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 3 days ago
TLE from 3 days ago
0 COSMOS 2499 DEB
1 55733U 14028AV 25347.25617367 .00012703 00000-0 22491-1 0 9998
2 55733 82.2707 321.7441 0352831 327.6550 30.3367 13.20834277 80347Epoch: 2025-12-13T06:08Z
TLE epoch observation values (Epoch: 2025-12-13T06:08:53.405Z)
Latitude
-0.00002°
Longitude
147.33552°
Altitude
956.616 km
Speed
7.484 km/s
True Right ascension
21h 26m 58s
True Declination
0° 00' 00"
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
11:10:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,445.412 km
Perigee altitude
912.149 km
Semi-major axis
7,556.917 km
Eccentricity
0.03528
Inclination
82.2707°
RAAN
321.7441°
Arg. of periapsis
327.655°
True anomaly
32.459°
Mean anomaly
30.3367°
Eccentric anomaly
31.38965°
Mean motion
3.30389 °/min
Orbital period
108.96 mins
BSTAR
0.022491
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Other satellites on launch #28 in the year 2014 (2014-05-23 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 2499 DEB 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 | 2025-12-16 21:31:46.540Z | 126.524° SE | 2025-12-16 21:36:46.540Z | 75.788° E | 20.665° | 2025-12-16 21:40:46.540Z | 39.083° NE |
| 12 mins | 2025-12-16 23:20:46.540Z | 207.667° SW | 2025-12-16 23:25:46.540Z | 293.061° NW | 40.665° | 2025-12-16 23:32:46.540Z | 1.343° NNE |
| 14 mins | 2025-12-17 08:54:46.540Z | 12.041° NNE | 2025-12-17 09:00:46.540Z | 67.97° E | 32.143° | 2025-12-17 09:08:46.540Z | 138.78° SSE |
| 14 mins | 2025-12-17 10:44:46.540Z | 336.059° NNW | 2025-12-17 10:50:46.540Z | 277.968° WNW | 36.365° | 2025-12-17 10:58:46.540Z | 201.935° SSW |
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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