YZ-1 R/B, 66553
Orbit data source: Space-Track
YZ-1 R/B, 66553 is space debris in GEO originally from a launch on Fri, 05 Sep 2025 UTC launched from the Xichang Space Center, China (XSC). 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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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CALT
Mission
Spacecraft
Bus & Motor
YZ-1, Unknown motor
Mass
2,075 kg wet, 2,075 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Double Cone, 2.1 m
Radar Cross Section
5.890 m²
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 YZ-1 R/B
1 66553U 25196C 26312.67878531 -.00000048 00000-0 00000-0 0 9990
2 66553 28.8709 17.0718 0096727 242.2372 116.7950 0.98086766 4292Epoch: 2026-11-08T16:17Z
TLE epoch observation values (Epoch: 2026-11-08T16:17:27.050Z)
Latitude
-0.00001°
Longitude
84.84515°
Altitude
36,602.384 km
Speed
3.039 km/s
True Right ascension
01h 08m 17s
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
01:10:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,825.062 km
Perigee altitude
35,997.286 km
Semi-major axis
42,789.311 km
Eccentricity
0.00967
Inclination
28.8709°
RAAN
17.0718°
Arg. of periapsis
242.2372°
True anomaly
117.77898°
Mean anomaly
116.795°
Eccentric anomaly
117.28753°
Mean motion
0.24521 °/min
Orbital period
1,468.12 mins
BSTAR
0
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Other satellites on launch #196 in the year 2025 (2025-09-05 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.YZ-1 R/B Visibility
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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. |
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| YZ-1 R/B is likely not visible in the next few days. |
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66553 neighbors
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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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