YAOGAN-46, 66313
Orbit data source: Space-Track
YAOGAN-46, 66313 is a payload satellite owned by PLA SSF (CN) that was launched on Mon, 03 Nov 2025 UTC via a CHANG ZHENG 7A launch vehicle from the Wenchang Satellite Launch Center (WSC). 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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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Imaging
Bus & Motor
YG46, LAE
Mass
~5,000 kg wet, ~2,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.1 m
Radar Cross Section
34.063 m²
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 YAOGAN-46
1 66313U 25250A 26061.67015410 -.00000032 00000-0 00000+0 0 9997
2 66313 20.0758 43.4177 0003270 346.0905 13.9238 5.31198422 6432Epoch: 2026-03-02T16:05Z
TLE epoch observation values (Epoch: 2026-03-02T16:05:01.314Z)
Latitude
-0°
Longitude
1.70655°
Altitude
7,491.178 km
Speed
5.363 km/s
True Right ascension
02h 53m 41s
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
05:22:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
7,503.948 km
Perigee altitude
7,494.872 km
Semi-major axis
13,877.547 km
Eccentricity
0.00033
Inclination
20.0758°
RAAN
43.4177°
Arg. of periapsis
346.0905°
True anomaly
13.93282°
Mean anomaly
13.9238°
Eccentric anomaly
13.92831°
Mean motion
1.32762 °/min
Orbital period
271.16 mins
BSTAR
0
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Other satellites on launch #250 in the year 2025 (2025-11-03 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.YAOGAN-46 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. |
|---|---|---|---|---|---|---|---|
| 46 mins | 2026-03-03 01:39:41.353Z | 170.454° S | 2026-03-03 01:44:41.353Z | 158.083° S | 35.279° | 2026-03-03 02:25:41.353Z | 95.616° ESE |
| 86 mins | 2026-03-03 06:19:41.353Z | 259.361° W | 2026-03-03 07:02:41.353Z | 191.4° SSW | 38.108° | 2026-03-03 07:45:41.353Z | 123.533° SE |
| 60 mins | 2026-03-03 11:52:41.353Z | 254.368° W | 2026-03-03 12:21:41.353Z | 212.63° SW | 19.785° | 2026-03-03 12:52:41.353Z | 168.11° S |
| 77 mins | 2026-03-03 23:26:41.353Z | 211.405° SW | 2026-03-04 00:04:41.353Z | 153.417° SSE | 30.365° | 2026-03-04 00:43:41.353Z | 94.717° ESE |
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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