LONGJIANG 3, 56874
Orbit data source: Space-Track
LONGJIANG 3, 56874 is a payload satellite owned by Harbin (CN) in LEO that was launched on Fri, 09 Jun 2023 UTC via a KUAIZHOU-1A 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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56874 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
HITSAT
Mission
Operational Amateur Communications
Bus & Motor
SATWARE-CS200, Unknown motor
Mass
~120 kg wet, ~120 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 1.0 m
Radar Cross Section
2.000 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 hours ago
TLE from 2 hours ago
0 LONGJIANG 3
1 56874U 23082A 26262.56830725 .00005650 00000-0 17907-3 0 9992
2 56874 49.1046 281.5160 0006248 91.9227 268.2435 15.34106760183880Epoch: 2026-09-19T13:38Z
TLE epoch observation values (Epoch: 2026-09-19T13:38:21.746Z)
Latitude
-0.00004°
Longitude
78.45038°
Altitude
464.166 km
Speed
7.636 km/s
True Right ascension
18h 46m 03s
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
08:43:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
468.774 km
Perigee altitude
460.224 km
Semi-major axis
6,842.636 km
Eccentricity
0.00062
Inclination
49.1046°
RAAN
281.516°
Arg. of periapsis
91.9227°
True anomaly
268.17194°
Mean anomaly
268.2435°
Eccentric anomaly
268.20772°
Mean motion
3.83449 °/min
Orbital period
93.88 mins
BSTAR
0.00017907
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Other satellites on launch #82 in the year 2023 (2023-06-09 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.LONGJIANG 3 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-09-20 03:52:40.065Z | 203.814° SW | 2026-09-20 03:55:40.065Z | 137.957° SSE | 35.045° | 2026-09-20 03:58:40.065Z | 74.362° E |
| 5 mins | 2026-09-20 05:31:40.065Z | 278.573° WNW | 2026-09-20 05:33:40.065Z | 338.554° N | 38.591° | 2026-09-20 05:36:40.065Z | 44.378° NE |
| 4 mins | 2026-09-20 07:10:40.065Z | 321.802° NNW | 2026-09-20 07:12:40.065Z | 3.669° NNE | 18.815° | 2026-09-20 07:14:40.065Z | 39.412° NE |
| 4 mins | 2026-09-20 08:49:40.065Z | 338.492° N | 2026-09-20 08:51:40.065Z | 29.393° NE | 23.977° | 2026-09-20 08:53:40.065Z | 67.221° ENE |
| 5 mins | 2026-09-20 10:27:40.065Z | 301.216° NW | 2026-09-20 10:29:40.065Z | 146.758° SSE | 80.76° | 2026-09-20 10:32:40.065Z | 125.289° SE |
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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