CZ-3B R/B, 55687
Orbit data source: Space-Track
CZ-3B R/B, 55687 is space debris in HEO originally from a launch on Thu, 23 Feb 2023 UTC launched from the Xichang Space Center, China (XSC). 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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55687 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CALT
Mission
Spacecraft
Bus & Motor
CZ-3A STAGE 3, Unknown motor
Mass
~2,800 kg wet, ~2,800 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 6.2 m
Radar Cross Section
32.704 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 6 days ago
TLE from 6 days ago
0 CZ-3B R/B
1 55687U 23023B 26167.37794012 .00022418 00000-0 12996-2 0 9992
2 55687 27.4595 95.4518 6464325 74.1678 344.4006 3.41337588 34246Epoch: 2026-06-16T09:04Z
TLE epoch observation values (Epoch: 2026-06-16T09:04:14.026Z)
Latitude
0.00016°
Longitude
54.70192°
Altitude
2,849.719 km
Speed
8.062 km/s
True Right ascension
06h 21m 38s
True Declination
0° 00' 01"
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
21:33:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
24,305.566 km
Perigee altitude
211.116 km
Semi-major axis
18,636.478 km
Eccentricity
0.64643
Inclination
27.4595°
RAAN
95.4518°
Arg. of periapsis
74.1678°
True anomaly
285.51271°
Mean anomaly
344.4006°
Eccentric anomaly
321.18497°
Mean motion
0.8531 °/min
Orbital period
421.99 mins
BSTAR
0.0012996
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Other satellites on launch #23 in the year 2023 (2023-02-23 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-3B R/B 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 | 2026-06-23 03:07:48.373Z | 196.908° SSW | 2026-06-23 03:09:48.373Z | 167.968° S | 15.12° | 2026-06-23 03:14:48.373Z | 135.122° SSE |
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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