CZ-12 R/B, 66421
Orbit data source: Space-Track
CZ-12 R/B, 66421 is space debris in LEO originally from a launch on Mon, 10 Nov 2025 UTC launched from the Wenchang Satellite Launch Center (WSC). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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66421 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Spacecraft
Bus & Motor
CZ-12 STAGE 2, YF-115
Mass
~6,000 kg wet, ~6,000 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 1.1 m
Radar Cross Section
35.516 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 CZ-12 R/B
1 66421U 25258K 26171.20682969 -.00000062 00000-0 31802-4 0 9997
2 66421 49.9937 155.7056 0064488 210.7478 148.9658 14.42416104 32069Epoch: 2026-06-20T04:57Z
TLE epoch observation values (Epoch: 2026-06-20T04:57:50.085Z)
Latitude
0.00002°
Longitude
172.82216°
Altitude
790.527 km
Speed
7.439 km/s
True Right ascension
10h 22m 49s
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
07:18:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
797.248 km
Perigee altitude
705.296 km
Semi-major axis
7,129.409 km
Eccentricity
0.00645
Inclination
49.9937°
RAAN
155.7056°
Arg. of periapsis
210.7478°
True anomaly
149.34416°
Mean anomaly
148.9658°
Eccentric anomaly
149.15524°
Mean motion
3.60548 °/min
Orbital period
99.85 mins
BSTAR
0.000031802
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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.CZ-12 R/B 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-06-21 01:03:25.082Z | 202.421° SSW | 2026-06-21 01:08:25.082Z | 134.27° SE | 32.381° | 2026-06-21 01:13:25.082Z | 68.157° E |
| 9 mins | 2026-06-21 02:48:25.082Z | 257.9° W | 2026-06-21 02:52:25.082Z | 318.853° NNW | 39.245° | 2026-06-21 02:57:25.082Z | 49.34° ENE |
| 8 mins | 2026-06-21 04:34:25.082Z | 301.224° NW | 2026-06-21 04:38:25.082Z | 1.283° NNE | 25.569° | 2026-06-21 04:42:25.082Z | 51.807° ENE |
| 7 mins | 2026-06-21 06:20:25.082Z | 321.7° NNW | 2026-06-21 06:23:25.082Z | 10.88° NNE | 29.15° | 2026-06-21 06:27:25.082Z | 74.351° E |
| 9 mins | 2026-06-21 08:04:25.082Z | 303.958° NW | 2026-06-21 08:08:25.082Z | 288.28° WNW | 44.956° | 2026-06-21 08:13:25.082Z | 126.107° SE |
| 5 mins | 2026-06-21 09:50:25.082Z | 257.777° W | 2026-06-21 09:52:25.082Z | 229.95° WSW | 17.452° | 2026-06-21 09:55:25.082Z | 192.048° SSW |
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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