COSMOS 2251 DEB, 34784

Orbit data source: Space-Track

COSMOS 2251 DEB, 34784 is space debris in LEO originally from a launch on Wed, 16 Jun 1993 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). The debris from Iridium 33, an American commercial communications satellite, has been tracked extensively since its accidental collision with the defunct Russian satellite Cosmos 2251 in 2009. This event, occurring at high speed in low Earth orbit (LEO), generated thousands of pieces of space debris, significantly increasing the risk of further collisions. The Iridium 33 debris cloud has impacted space traffic management and orbital debris mitigation strategies, making it a subject of ongoing study in space situational awareness.

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Identifier
34784, 1993-036AAM
Orbit
LEO
Last TLE update
19 hours ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
1993-06-16 (32 years ago)
Launch vehicle
Unknown
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)

Expand to show TLE details & history

TLE from 19 hours ago
0 COSMOS 2251 DEB
1 34784U 93036AAM 25181.63963018  .00001355  00000-0  28493-3 0  9993
2 34784  74.0068 280.0718 0051105 128.2582 232.3199 14.59758041861254
Epoch: 2025-06-30T15:21Z
TLE epoch observation values (Epoch: 2025-06-30T15:21:04.047Z)
Latitude
0.00001°
Longitude
130.85839°
Altitude
718.805 km
Speed
7.484 km/s
True Right ascension
18h 40m 17s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
18.75796°
Longitude
-56.19518°
Altitude
666.009 km
Speed
7.542 km/s
Apparent Right ascension
07h 42m 29s
Apparent Declination
-9° 58' 55"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:48:46
Azimuth
51.817° ENE
Elevation
-49.009°
Doppler factor
1
Orbital elements
Apogee altitude
727.685 km
Perigee altitude
655.426 km
Semi-major axis
7,069.693 km
Eccentricity
0.00511
Inclination
74.0068°
RAAN
280.0718°
Arg. of periapsis
128.2582°
True anomaly
Unknown
Mean anomaly
232.3199°
Eccentric anomaly
Unknown
Mean motion
3.65126 °/min
Orbital period
98.6 mins
BSTAR
0.00028493
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COSMOS 2251 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.
4 mins2025-07-01 16:35:21.749Z30.652° NE2025-07-01 16:37:21.749Z59.475° ENE15.054°2025-07-01 16:39:21.749Z87.596° E
7 mins2025-07-01 18:15:21.749Z323.302° NNW2025-07-01 18:18:21.749Z238.89° WSW38.335°2025-07-01 18:22:21.749Z179.464° S
7 mins2025-07-02 06:57:21.749Z158.099° S2025-07-02 07:00:21.749Z104.884° ESE29.567°2025-07-02 07:04:21.749Z39.716° NE
6 mins2025-07-02 08:38:21.749Z255.905° W2025-07-02 08:41:21.749Z306.01° NW21.928°2025-07-02 08:44:21.749Z348.82° N
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