LKW-3, 43146
Orbit data source: Space-Track
LKW-3, 43146 is a Chinese payload satellite in SSO that was launched on Sat, 13 Jan 2018 UTC via a CHANG ZHENG 2D 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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43146 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST?
Mission
Operational Defense Imaging
Bus & Motor
LKW, Unknown motor
Mass
~2,000 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Hex Cyl + 3 Pan, 5.0 m
Radar Cross Section
8.135 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 3 hours ago
TLE from 3 hours ago
0 LKW-3
1 43146U 18006A 25304.33078731 .00015192 00000-0 53639-3 0 9996
2 43146 97.6352 92.3318 0004014 49.7633 310.3957 15.29314863433661Epoch: 2025-10-31T07:56Z
TLE epoch observation values (Epoch: 2025-10-31T07:56:20.023Z)
Latitude
-0.00004°
Longitude
-66.62838°
Altitude
479.172 km
Speed
7.627 km/s
True Right ascension
06h 09m 19s
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
06:43:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
477.573 km
Perigee altitude
472.072 km
Semi-major axis
6,852.96 km
Eccentricity
0.0004
Inclination
97.6352°
RAAN
92.3318°
Arg. of periapsis
49.7633°
True anomaly
310.36066°
Mean anomaly
310.3957°
Eccentric anomaly
310.37818°
Mean motion
3.82583 °/min
Orbital period
94.1 mins
BSTAR
0.00053639
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Other satellites on launch #6 in the year 2018 (2018-01-13 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.LKW-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 | 2025-10-31 22:38:36.757Z | 27.467° NE | 2025-10-31 22:40:36.757Z | 75.352° E | 37.872° | 2025-10-31 22:43:36.757Z | 175.255° S |
| 4 mins | 2025-11-01 09:13:36.757Z | 100.759° ESE | 2025-11-01 09:14:36.757Z | 80.214° E | 17.928° | 2025-11-01 09:17:36.757Z | 22.361° NNE |
| 4 mins | 2025-11-01 10:46:36.757Z | 226.88° WSW | 2025-11-01 10:48:36.757Z | 274.439° WNW | 20.415° | 2025-11-01 10:50:36.757Z | 312.738° 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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