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, 0.8 m
Radar Cross Section
2.000 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 23 hours ago
TLE from 23 hours ago
0 LONGJIANG 3
1 56874U 23082A 26172.50187144 .00017050 00000-0 39327-3 0 9993
2 56874 49.1093 22.7636 0003841 61.7923 298.3415 15.42583664170035Epoch: 2026-06-21T12:02Z
TLE epoch observation values (Epoch: 2026-06-21T12:02:41.692Z)
Latitude
-0.00001°
Longitude
-67.61135°
Altitude
437.704 km
Speed
7.651 km/s
True Right ascension
01h 31m 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
21:43:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
442.033 km
Perigee altitude
436.795 km
Semi-major axis
6,817.551 km
Eccentricity
0.00038
Inclination
49.1093°
RAAN
22.7636°
Arg. of periapsis
61.7923°
True anomaly
298.30275°
Mean anomaly
298.3415°
Eccentric anomaly
298.32213°
Mean motion
3.85568 °/min
Orbital period
93.37 mins
BSTAR
0.00039327
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-22 16:12:14.578Z | 191.669° SSW | 2026-06-22 16:14:14.578Z | 145.673° SSE | 25.479° | 2026-06-22 16:17:14.578Z | 78.866° E |
| 4 mins | 2026-06-22 17:50:14.578Z | 278.998° WNW | 2026-06-22 17:52:14.578Z | 356.782° N | 32.239° | 2026-06-22 17:54:14.578Z | 41.376° NE |
| 5 mins | 2026-06-22 22:44:14.578Z | 306.897° NW | 2026-06-22 22:46:14.578Z | 87.39° E | 43.891° | 2026-06-22 22:49:14.578Z | 119.787° 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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