CHINASAT 18, 44493
Orbit data source: Space-Track
CHINASAT 18, 44493 is a payload satellite owned by PLA SSF (CN) in HEO that was launched on Mon, 19 Aug 2019 UTC via a CHANG ZHENG 3B launch vehicle from the Xichang Space Center, China (XSC). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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44493 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Non-operational Civil Communications
Bus & Motor
DFH-4, DFH-4 LAE
Mass
~5,250 kg wet, ~2,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 15.0 m
Radar Cross Section
34.063 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 4 days ago
TLE from 4 days ago
0 CHINASAT 18
1 44493U 19053A 25321.48763692 .00145592 -92571-7 27440-3 0 9998
2 44493 28.2623 165.8378 6432336 100.5936 332.9208 3.51883849 62013Epoch: 2025-11-17T11:42Z
TLE epoch observation values (Epoch: 2025-11-17T11:42:11.829Z)
Latitude
-0.00001°
Longitude
-66.44084°
Altitude
5,735.346 km
Speed
6.632 km/s
True Right ascension
11h 03m 34s
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
21:17:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
23,630.99 km
Perigee altitude
137.217 km
Semi-major axis
18,262.24 km
Eccentricity
0.64323
Inclination
28.2623°
RAAN
165.8378°
Arg. of periapsis
100.5936°
True anomaly
259.51721°
Mean anomaly
332.9208°
Eccentric anomaly
301.49565°
Mean motion
0.87945 °/min
Orbital period
409.35 mins
BSTAR
0.0002744
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Other satellites on launch #53 in the year 2019 (2019-08-19 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.CHINASAT 18 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. |
|---|---|---|---|---|---|---|---|
| 144 mins | 2025-11-21 08:21:42.918Z | 167.87° S | 2025-11-21 10:11:42.918Z | 156.335° SSE | 13.11° | 2025-11-21 10:45:42.918Z | 139.023° SSE |
| 5 mins | 2025-11-21 18:08:42.918Z | 225.445° WSW | 2025-11-21 18:11:42.918Z | 202.031° SSW | 16° | 2025-11-21 18:13:42.918Z | 169.973° S |
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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