CZ-4B DEB, 37581
Orbit data source: Space-Track
CZ-4B DEB, 37581 is space debris in SSO originally from a launch on Mon, 10 May 1999 UTC launched from the Taiyaun Space Center, China (TSC). 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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37581 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
Unknown
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: 1 day ago
TLE from 1 day ago
0 CZ-4B DEB
1 37581U 99025EKE 26263.35915659 .00000522 00000-0 21687-3 0 9997
2 37581 98.6942 310.1560 0103665 298.6782 119.8510 14.27757012257075Epoch: 2026-09-20T08:37Z
TLE epoch observation values (Epoch: 2026-09-20T08:37:11.129Z)
Latitude
58.54853°
Longitude
167.2048°
Altitude
846.718 km
Speed
7.415 km/s
True Right ascension
19h 43m 01s
True Declination
58° 23' 50"
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
04:05:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
870.76 km
Perigee altitude
722.01 km
Semi-major axis
7,174.522 km
Eccentricity
0.01037
Inclination
98.6942°
RAAN
310.156°
Arg. of periapsis
298.6782°
True anomaly
120.87465°
Mean anomaly
119.851°
Eccentric anomaly
120.36349°
Mean motion
3.57153 °/min
Orbital period
100.8 mins
BSTAR
0.00021687
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Other satellites on launch #25 in the year 1999 (1999-05-10 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.CZ-4B 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-09-21 15:12:55.128Z | 40.598° NE | 2026-09-21 15:16:55.128Z | 92.922° ESE | 28.828° | 2026-09-21 15:20:55.128Z | 148.545° SSE |
| 8 mins | 2026-09-21 16:52:55.128Z | 350.469° N | 2026-09-21 16:56:55.128Z | 286.032° WNW | 38.183° | 2026-09-21 17:00:55.128Z | 229.572° WSW |
| 8 mins | 2026-09-22 02:31:55.128Z | 128.077° SE | 2026-09-22 02:34:55.128Z | 79.683° E | 39.194° | 2026-09-22 02:39:55.128Z | 3.317° NNE |
| 7 mins | 2026-09-22 04:11:55.128Z | 220.091° SW | 2026-09-22 04:14:55.128Z | 263.308° W | 25.359° | 2026-09-22 04:18:55.128Z | 316.832° NNW |
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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