HJ-2B, 46479
Orbit data source: Space-Track
HJ-2B, 46479 is a payload satellite owned by CRESDA (CN) in SSO that was launched on Sun, 27 Sep 2020 UTC via a CHANG ZHENG 4B launch vehicle from the Taiyaun Space Center, China (TSC). 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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46479 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH
Mission
Operational Civil Science
Bus & Motor
CAST-2000, Unknown motor
Mass
510 kg wet, 510 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, Unknown HBR
Radar Cross Section
2.715 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 HJ-2B
1 46479U 20067B 25261.25241792 .00000768 00000-0 11757-3 0 9998
2 46479 97.9132 341.5200 0001843 139.1517 220.9831 14.76476004268135Epoch: 2025-09-18T06:03Z
TLE epoch observation values (Epoch: 2025-09-18T06:03:28.908Z)
Latitude
-0.00005°
Longitude
-106.76712°
Altitude
644.463 km
Speed
7.535 km/s
True Right ascension
22h 46m 04s
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
11:18:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
638.809 km
Perigee altitude
636.223 km
Semi-major axis
7,015.653 km
Eccentricity
0.00018
Inclination
97.9132°
RAAN
341.52°
Arg. of periapsis
139.1517°
True anomaly
220.96925°
Mean anomaly
220.9831°
Eccentric anomaly
220.97618°
Mean motion
3.69352 °/min
Orbital period
97.47 mins
BSTAR
0.00011757
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Other satellites on launch #67 in the year 2020 (2020-09-27 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.HJ-2B 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 | 2025-09-19 04:58:09.183Z | 135.173° SSE | 2025-09-19 05:01:09.183Z | 67.861° E | 33.937° | 2025-09-19 05:05:09.183Z | 1.908° NNE |
| 4 mins | 2025-09-19 06:36:09.183Z | 242.441° WSW | 2025-09-19 06:38:09.183Z | 274.266° WNW | 15.696° | 2025-09-19 06:40:09.183Z | 302.862° 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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