HULIANWANG DIGUI-104, 66420
Orbit data source: Space-Track
HULIANWANG DIGUI-104, 66420 is a payload satellite owned by Zhongguo Xingwang (CN) in LEO that was launched on Mon, 10 Nov 2025 UTC via a CHANG ZHENG 12 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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66420 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SECM
Mission
Operational Civil Communications
Bus & Motor
XINGWANG S, Unknown motor
Mass
~800 kg wet, ~800 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.1 m
Radar Cross Section
5.935 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 HULIANWANG DIGUI-104
1 66420U 25258J 26171.32959839 -.00000088 00000-0 77860-4 0 9994
2 66420 50.0027 284.0332 0000998 153.5389 206.5534 13.29324660 30145Epoch: 2026-06-20T07:54Z
TLE epoch observation values (Epoch: 2026-06-20T07:54:37.300Z)
Latitude
-0.00005°
Longitude
-103.16804°
Altitude
1,150.49 km
Speed
7.279 km/s
True Right ascension
18h 56m 07s
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
07:18:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,150.768 km
Perigee altitude
1,149.265 km
Semi-major axis
7,528.154 km
Eccentricity
0.0001
Inclination
50.0027°
RAAN
284.0332°
Arg. of periapsis
153.5389°
True anomaly
206.54829°
Mean anomaly
206.5534°
Eccentric anomaly
206.55084°
Mean motion
3.32285 °/min
Orbital period
108.34 mins
BSTAR
0.00007786
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Other satellites on launch #258 in the year 2025 (2025-11-10 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.HULIANWANG DIGUI-104 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2026-06-21 09:17:37.527Z | 198.512° SSW | 2026-06-21 09:23:37.527Z | 139.635° SSE | 33.084° | 2026-06-21 09:30:37.527Z | 66.499° ENE |
| 13 mins | 2026-06-21 11:11:37.527Z | 251.506° W | 2026-06-21 11:17:37.527Z | 341.318° N | 42.578° | 2026-06-21 11:24:37.527Z | 54.265° ENE |
| 12 mins | 2026-06-21 13:06:37.527Z | 292.035° WNW | 2026-06-21 13:12:37.527Z | 2.996° NNE | 31.815° | 2026-06-21 13:18:37.527Z | 60.614° ENE |
| 12 mins | 2026-06-21 15:01:37.527Z | 309.735° NW | 2026-06-21 15:07:37.527Z | 28.117° NE | 36.074° | 2026-06-21 15:13:37.527Z | 89.302° E |
| 12 mins | 2026-06-21 16:55:37.527Z | 300.353° NW | 2026-06-21 17:01:37.527Z | 195.939° SSW | 43.759° | 2026-06-21 17:07:37.527Z | 136.146° SSE |
| 8 mins | 2026-06-21 18:50:37.527Z | 267.284° W | 2026-06-21 18:53:37.527Z | 239.758° WSW | 17.848° | 2026-06-21 18:58:37.527Z | 195.26° SSW |
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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