CZ-4 DEB, 26661
Orbit data source: Space-Track
CZ-4 DEB, 26661 is space debris in SSO originally from a launch on Thu, 14 Oct 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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26661 intel report (Beta)
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Edit Public Description
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: 22 hours ago
TLE from 22 hours ago
0 CZ-4 DEB
1 26661U 99057LT 25296.71461088 .00056750 00000-0 31540-2 0 9998
2 26661 98.1899 20.8800 0025609 239.1008 272.8398 15.13194276346449Epoch: 2025-10-23T17:09Z
TLE epoch observation values (Epoch: 2025-10-23T17:09:02.380Z)
Latitude
28.08307°
Longitude
-84.36982°
Altitude
529.199 km
Speed
7.601 km/s
True Right ascension
13h 41m 02s
True Declination
27° 56' 09"
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
10:33:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.15 km
Perigee altitude
505.802 km
Semi-major axis
6,901.613 km
Eccentricity
0.00256
Inclination
98.1899°
RAAN
20.88°
Arg. of periapsis
239.1008°
True anomaly
272.54666°
Mean anomaly
272.8398°
Eccentric anomaly
272.69323°
Mean motion
3.78545 °/min
Orbital period
95.1 mins
BSTAR
0.003154
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Other satellites on launch #57 in the year 1999 (1999-10-14 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-4 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-24 18:25:46.636Z | 20.498° NNE | 2025-10-24 18:29:46.636Z | 125.691° SE | 40.316° | 2025-10-24 18:32:46.636Z | 181.044° SSW |
| 5 mins | 2025-10-25 05:07:46.636Z | 121.649° SE | 2025-10-25 05:09:46.636Z | 79.005° E | 26.615° | 2025-10-25 05:12:46.636Z | 14.341° NNE |
| 4 mins | 2025-10-25 06:42:46.636Z | 237.559° WSW | 2025-10-25 06:43:46.636Z | 255.643° W | 16.779° | 2025-10-25 06:46:46.636Z | 307.433° NW |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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