CHINASAT 9B, 49125
Orbit data source: Space-Track
CHINASAT 9B, 49125 is a payload satellite owned by China Satcom (CN) in GEO that was launched on Thu, 09 Sep 2021 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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49125 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST?
Mission
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: 21 hours ago
TLE from 21 hours ago
0 CHINASAT 9B
1 49125U 21080A 26172.55273683 -.00000314 00000-0 00000+0 0 9997
2 49125 0.0330 262.4533 0002119 209.8830 97.7954 1.00273166 17697Epoch: 2026-06-21T13:15Z
TLE epoch observation values (Epoch: 2026-06-21T13:15:56.462Z)
Latitude
-0.03138°
Longitude
101.42985°
Altitude
35,786.948 km
Speed
3.075 km/s
True Right ascension
14h 00m 39s
True Declination
0° 01' 53"
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
21:31:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,796.213 km
Perigee altitude
35,778.343 km
Semi-major axis
42,165.415 km
Eccentricity
0.00021
Inclination
0.033°
RAAN
262.4533°
Arg. of periapsis
209.883°
True anomaly
97.81946°
Mean anomaly
97.7954°
Eccentric anomaly
97.80743°
Mean motion
0.25067 °/min
Orbital period
1,436.13 mins
BSTAR
0
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Other satellites on launch #80 in the year 2021 (2021-09-09 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 9B Visibility
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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. |
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| CHINASAT 9B is likely not visible in the next few days. |
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49125 neighbors
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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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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