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: 1 day ago
TLE from 1 day ago
0 CHINASAT 18
1 44493U 19053A 25260.07910746 .00032179 -54593-6 31064-3 0 9993
2 44493 28.2826 204.6861 6494822 37.5531 353.5035 3.41001010 59895Epoch: 2025-09-17T01:53Z
TLE epoch observation values (Epoch: 2025-09-17T01:53:54.884Z)
Latitude
0.00008°
Longitude
179.93356°
Altitude
742.569 km
Speed
9.517 km/s
True Right ascension
13h 38m 41s
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
23:21:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
24,382.522 km
Perigee altitude
158.556 km
Semi-major axis
18,648.676 km
Eccentricity
0.64948
Inclination
28.2826°
RAAN
204.6861°
Arg. of periapsis
37.5531°
True anomaly
322.09807°
Mean anomaly
353.5035°
Eccentric anomaly
342.01093°
Mean motion
0.85226 °/min
Orbital period
422.41 mins
BSTAR
0.00031064
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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. |
|---|---|---|---|---|---|---|---|
| 264 mins | 2025-09-18 06:32:07.131Z | 233.74° WSW | 2025-09-18 06:43:07.131Z | 189.807° SSW | 36.021° | 2025-09-18 10:56:07.131Z | 158.229° S |
| 45 mins | 2025-09-19 03:27:07.131Z | 227.575° WSW | 2025-09-19 03:31:07.131Z | 172.105° S | 35.066° | 2025-09-19 04:12:07.131Z | 109.154° ESE |
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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