COSMOS 2499 DEB, 56581
Orbit data source: Space-Track
COSMOS 2499 DEB, 56581 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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
56581 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
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: 5 days ago
TLE from 5 days ago
0 COSMOS 2499 DEB
1 56581U 14028BQ 25345.62034504 .00014070 00000-0 22339-1 0 9995
2 56581 82.2497 309.1788 0305704 284.2580 72.4782 13.32401908 73846Epoch: 2025-12-11T14:53Z
TLE epoch observation values (Epoch: 2025-12-11T14:53:17.811Z)
Latitude
0.00005°
Longitude
5.28089°
Altitude
1,077.83 km
Speed
7.344 km/s
True Right ascension
20h 36m 42s
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
12:48:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,364.627 km
Perigee altitude
905.271 km
Semi-major axis
7,513.086 km
Eccentricity
0.03057
Inclination
82.2497°
RAAN
309.1788°
Arg. of periapsis
284.258°
True anomaly
75.85568°
Mean anomaly
72.4782°
Eccentric anomaly
74.16327°
Mean motion
3.33285 °/min
Orbital period
108.02 mins
BSTAR
0.022339
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #28 in the year 2014 (2014-05-23 UTC)
Did you know?
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
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2025-12-16 21:08:20.180Z | 152.653° SSE | 2025-12-16 21:14:20.180Z | 88.585° E | 34.168° | 2025-12-16 21:21:20.180Z | 21.972° NNE |
| 12 mins | 2025-12-16 22:58:20.180Z | 229.984° WSW | 2025-12-16 23:03:20.180Z | 286.871° WNW | 31.609° | 2025-12-16 23:10:20.180Z | 352.398° N |
| 13 mins | 2025-12-17 08:28:20.180Z | 4.943° NNE | 2025-12-17 08:34:20.180Z | 78.446° E | 39.357° | 2025-12-17 08:41:20.180Z | 153.371° SSE |
| 11 mins | 2025-12-17 10:17:20.180Z | 326.443° NNW | 2025-12-17 10:22:20.180Z | 281.62° WNW | 25.761° | 2025-12-17 10:28:20.180Z | 223.489° SW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|