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: 7 hours ago
TLE from 7 hours ago
0 LKW-3
1 43146U 18006A 25292.35554838 .00020417 00000-0 72762-3 0 9995
2 43146 97.6339 80.0429 0004314 83.3574 276.8156 15.28944035431837Epoch: 2025-10-19T08:31Z
TLE epoch observation values (Epoch: 2025-10-19T08:31:59.380Z)
Latitude
-0.00002°
Longitude
-76.02791°
Altitude
481.714 km
Speed
7.625 km/s
True Right ascension
05h 20m 10s
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
10:32:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
478.888 km
Perigee altitude
472.975 km
Semi-major axis
6,854.069 km
Eccentricity
0.00043
Inclination
97.6339°
RAAN
80.0429°
Arg. of periapsis
83.3574°
True anomaly
276.76651°
Mean anomaly
276.8156°
Eccentric anomaly
276.79106°
Mean motion
3.8249 °/min
Orbital period
94.12 mins
BSTAR
0.00072762
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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 | 2025-10-19 23:13:49.871Z | 353.25° N | 2025-10-19 23:16:49.871Z | 264.263° W | 32.881° | 2025-10-19 23:18:49.871Z | 220.385° SW |
| 5 mins | 2025-10-20 09:48:49.871Z | 145.628° SSE | 2025-10-20 09:50:49.871Z | 48.451° ENE | 39.842° | 2025-10-20 09:53:49.871Z | 355.963° N |
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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