CZ-4C R/B, 40879
Orbit data source: Space-Track
CZ-4C R/B, 40879 is space debris in SSO originally from a launch on Thu, 27 Aug 2015 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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40879 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Spacecraft
Bus & Motor
CZ-4 STAGE 3, Unknown motor
Mass
~1,000 kg wet, ~1,000 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 1.4 m
Radar Cross Section
7.676 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 CZ-4C R/B
1 40879U 15040B 25348.29248238 -.00000019 00000-0 55683-4 0 9990
2 40879 100.5409 145.3866 0093463 159.8948 200.5893 13.33320750501326Epoch: 2025-12-14T07:01Z
TLE epoch observation values (Epoch: 2025-12-14T07:01:10.477Z)
Latitude
-0.00009°
Longitude
-43.11453°
Altitude
1,202.817 km
Speed
7.221 km/s
True Right ascension
09h 41m 32s
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
19:02:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,201.82 km
Perigee altitude
1,061.443 km
Semi-major axis
7,509.769 km
Eccentricity
0.00935
Inclination
100.5409°
RAAN
145.3866°
Arg. of periapsis
159.8948°
True anomaly
200.21674°
Mean anomaly
200.5893°
Eccentric anomaly
200.40262°
Mean motion
3.33506 °/min
Orbital period
107.94 mins
BSTAR
0.000055683
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Other satellites on launch #40 in the year 2015 (2015-08-27 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-4C 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-14 22:05:12.084Z | 61.244° ENE | 2025-12-14 22:08:12.084Z | 91.159° ESE | 15.624° | 2025-12-14 22:11:12.084Z | 121.399° SE |
| 11 mins | 2025-12-14 23:50:12.084Z | 11.564° NNE | 2025-12-14 23:55:12.084Z | 292.454° WNW | 44.251° | 2025-12-15 00:01:12.084Z | 204.372° SW |
| 4 mins | 2025-12-15 01:39:12.084Z | 319.79° NNW | 2025-12-15 01:40:12.084Z | 310.05° NW | 13.049° | 2025-12-15 01:43:12.084Z | 281.793° WNW |
| 4 mins | 2025-12-15 08:28:12.084Z | 64.331° ENE | 2025-12-15 08:29:12.084Z | 55.379° ENE | 12.424° | 2025-12-15 08:32:12.084Z | 28.982° NE |
| 12 mins | 2025-12-15 10:09:12.084Z | 148.835° SSE | 2025-12-15 10:14:12.084Z | 95.532° ESE | 42.413° | 2025-12-15 10:21:12.084Z | 349.861° N |
| 8 mins | 2025-12-15 11:58:12.084Z | 232.376° WSW | 2025-12-15 12:01:12.084Z | 263.231° W | 20.001° | 2025-12-15 12:06:12.084Z | 311.581° NW |
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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