CZ-4 DEB, 27687
Orbit data source: Space-Track
CZ-4 DEB, 27687 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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27687 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: 20 hours ago
TLE from 20 hours ago
0 CZ-4 DEB
1 27687U 99057MT 25350.34878565 .00000195 00000-0 76979-4 0 9998
2 27687 98.7772 24.8801 0087450 320.8395 38.6483 14.38088437227154Epoch: 2025-12-16T08:22Z
TLE epoch observation values (Epoch: 2025-12-16T08:22:15.080Z)
Latitude
-0.00009°
Longitude
174.083°
Altitude
719.179 km
Speed
7.521 km/s
True Right ascension
01h 39m 31s
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
03:24:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
824.399 km
Perigee altitude
699.519 km
Semi-major axis
7,140.096 km
Eccentricity
0.00875
Inclination
98.7772°
RAAN
24.8801°
Arg. of periapsis
320.8395°
True anomaly
39.27953°
Mean anomaly
38.6483°
Eccentric anomaly
38.96337°
Mean motion
3.59739 °/min
Orbital period
100.07 mins
BSTAR
0.000076979
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Other satellites on launch #57 in the year 1999 (1999-10-14 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.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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-12-17 15:00:18.650Z | 24.85° NE | 2025-12-17 15:05:18.650Z | 116.996° SE | 38.831° | 2025-12-17 15:09:18.650Z | 175.532° S |
| 5 mins | 2025-12-17 16:41:18.650Z | 326.134° NNW | 2025-12-17 16:43:18.650Z | 298.545° NW | 19.077° | 2025-12-17 16:46:18.650Z | 259.291° W |
| 8 mins | 2025-12-18 02:15:18.650Z | 152.385° SSE | 2025-12-18 02:18:18.650Z | 72.628° E | 43.324° | 2025-12-18 02:23:18.650Z | 351.118° N |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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