HJS-4A, 58691
Orbit data source: Space-Track
HJS-4A, 58691 is a payload satellite owned by Zhongguo Xingwang (CN) in LEO that was launched on Sat, 30 Dec 2023 UTC via a CHANG ZHENG 2C/YZ-1S launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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58691 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Civil Communications
Bus & Motor
Unknown
Mass
~300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.3 m
Radar Cross Section
2.320 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 HJS-4A
1 58691U 23212A 26171.43025752 -.00000101 00000-0 48835-4 0 9999
2 58691 50.0018 331.8576 0001195 127.9244 232.1742 13.41457562121680Epoch: 2026-06-20T10:19Z
TLE epoch observation values (Epoch: 2026-06-20T10:19:34.249Z)
Latitude
0.00001°
Longitude
-91.68009°
Altitude
1,104.912 km
Speed
7.301 km/s
True Right ascension
22h 07m 25s
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
21:31:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,105.458 km
Perigee altitude
1,103.67 km
Semi-major axis
7,482.701 km
Eccentricity
0.00012
Inclination
50.0018°
RAAN
331.8576°
Arg. of periapsis
127.9244°
True anomaly
232.16338°
Mean anomaly
232.1742°
Eccentric anomaly
232.16879°
Mean motion
3.35317 °/min
Orbital period
107.36 mins
BSTAR
0.000048835
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Other satellites on launch #212 in the year 2023 (2023-12-30 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.HJS-4A 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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2026-06-22 12:32:11.511Z | 207.109° SW | 2026-06-22 12:38:11.511Z | 127.313° SE | 38.134° | 2026-06-22 12:44:11.511Z | 63.9° ENE |
| 12 mins | 2026-06-22 14:25:11.511Z | 261.837° W | 2026-06-22 14:30:11.511Z | 324.381° NNW | 39.674° | 2026-06-22 14:37:11.511Z | 53.174° ENE |
| 11 mins | 2026-06-22 16:19:11.511Z | 298.765° NW | 2026-06-22 16:24:11.511Z | 356.507° N | 30.944° | 2026-06-22 16:30:11.511Z | 62.146° ENE |
| 11 mins | 2026-06-22 18:13:11.511Z | 312.388° NW | 2026-06-22 18:18:11.511Z | 22.601° NE | 38.084° | 2026-06-22 18:24:11.511Z | 94.983° ESE |
| 12 mins | 2026-06-22 20:05:11.511Z | 297.227° NW | 2026-06-22 20:11:11.511Z | 212.79° SW | 41.095° | 2026-06-22 20:17:11.511Z | 144.806° SSE |
| 4 mins | 2026-06-22 22:01:11.511Z | 248.993° W | 2026-06-22 22:02:11.511Z | 239.979° WSW | 13.178° | 2026-06-22 22:05:11.511Z | 213.779° SW |
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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