SJ-30C, 66547
Orbit data source: Space-Track
SJ-30C, 66547 is a payload satellite owned by CASC (CN) in LEO that was launched on Wed, 19 Nov 2025 UTC via a CHANG ZHENG 2C 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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66547 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Operational Defense Technology
Bus & Motor
SJ30, Unknown motor
Mass
~500 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 14.5 m
Radar Cross Section
3.585 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 SJ-30C
1 66547U 25266C 26171.47109747 .00005440 00000-0 29958-3 0 9994
2 66547 51.7967 164.0136 0007329 266.2528 93.7611 15.15491334 32354Epoch: 2026-06-20T11:18Z
TLE epoch observation values (Epoch: 2026-06-20T11:18:22.821Z)
Latitude
0.00004°
Longitude
85.73329°
Altitude
520.57 km
Speed
7.604 km/s
True Right ascension
10h 56m 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
07:12:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
525.018 km
Perigee altitude
514.907 km
Semi-major axis
6,898.099 km
Eccentricity
0.00073
Inclination
51.7967°
RAAN
164.0136°
Arg. of periapsis
266.2528°
True anomaly
93.8449°
Mean anomaly
93.7611°
Eccentric anomaly
93.803°
Mean motion
3.78834 °/min
Orbital period
95.03 mins
BSTAR
0.00029958
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Other satellites on launch #266 in the year 2025 (2025-11-19 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.SJ-30C 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-21 01:42:07.008Z | 200.27° SSW | 2026-06-21 01:46:07.008Z | 118.007° SE | 29.147° | 2026-06-21 01:49:07.008Z | 69.037° E |
| 6 mins | 2026-06-21 03:22:07.008Z | 271.374° WNW | 2026-06-21 03:25:07.008Z | 348.643° N | 30.136° | 2026-06-21 03:28:07.008Z | 38.832° NE |
| 4 mins | 2026-06-21 06:43:07.008Z | 342.816° N | 2026-06-21 06:45:07.008Z | 19.1° NNE | 16.63° | 2026-06-21 06:47:07.008Z | 51.661° ENE |
| 6 mins | 2026-06-21 08:22:07.008Z | 323.666° NNW | 2026-06-21 08:24:07.008Z | 8.841° NNE | 36.512° | 2026-06-21 08:28:07.008Z | 108.142° ESE |
| 4 mins | 2026-06-21 10:02:07.008Z | 256.154° W | 2026-06-21 10:03:07.008Z | 233.995° WSW | 21.619° | 2026-06-21 10:06:07.008Z | 178.687° S |
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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