COSMOS 2491 DEB, 57550
Orbit data source: Space-Track
COSMOS 2491 DEB, 57550 is space debris in LEO originally from a launch on Wed, 25 Dec 2013 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
Embed this page
Focus sentinelFocus sentinel
57550 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
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 3 weeks ago
TLE from 3 weeks ago
0 COSMOS 2491 DEB
1 57550U 13076AM 25218.97024038 .00000950 00000-0 41036-2 0 9990
2 57550 82.4414 305.8425 0217939 123.5616 238.6501 12.73283580104075Epoch: 2025-08-06T23:17Z
TLE epoch observation values (Epoch: 2025-08-06T23:17:08.768Z)
Latitude
-0.00005°
Longitude
0.8146°
Altitude
1,461.829 km
Speed
7.09 km/s
True Right ascension
20h 23m 22s
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
16:14:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,534.674 km
Perigee altitude
1,197.129 km
Semi-major axis
7,744.038 km
Eccentricity
0.02179
Inclination
82.4414°
RAAN
305.8425°
Arg. of periapsis
123.5616°
True anomaly
236.5476°
Mean anomaly
238.6501°
Eccentric anomaly
237.59584°
Mean motion
3.18487 °/min
Orbital period
113.03 mins
BSTAR
0.0041036
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 #76 in the year 2013 (2013-12-25 UTC)
COSMOS 2491 DEB Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-08-31 02:22:27.879Z | 113.206° SE | 2025-08-31 02:26:27.879Z | 77.488° E | 16.657° | 2025-08-31 02:30:27.879Z | 43.338° NE |
| 13 mins | 2025-08-31 04:13:27.879Z | 194.693° SSW | 2025-08-31 04:19:27.879Z | 293.608° NW | 43.987° | 2025-08-31 04:26:27.879Z | 4.533° NNE |
| 13 mins | 2025-08-31 14:08:27.879Z | 11.812° NNE | 2025-08-31 14:14:27.879Z | 76.086° E | 32.113° | 2025-08-31 14:21:27.879Z | 140.29° SSE |
| 13 mins | 2025-08-31 16:02:27.879Z | 333.031° NNW | 2025-08-31 16:08:27.879Z | 269.303° W | 32.593° | 2025-08-31 16:15:27.879Z | 207.076° 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 ascending order |
|---|
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
|---|
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 ascending order |
|---|