YZ-1 R/B, 44866
Orbit data source: Space-Track
YZ-1 R/B, 44866 is space debris originally from a launch on Mon, 16 Dec 2019 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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44866 intel report (Beta)
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Edit Public Description
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, 2.0 m
Radar Cross Section
5.890 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 YZ-1 R/B
1 44866U 19090C 25258.60129681 .00000004 00000-0 00000-0 0 9996
2 44866 56.1366 77.8416 0070606 35.2636 325.2493 1.78364223 37479Epoch: 2025-09-15T14:25Z
TLE epoch observation values (Epoch: 2025-09-15T14:25:52.044Z)
Latitude
0.00006°
Longitude
-133.43217°
Altitude
22,177.21 km
Speed
3.747 km/s
True Right ascension
05h 11m 21s
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
06:48:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
22,545.424 km
Perigee altitude
22,139.852 km
Semi-major axis
28,720.775 km
Eccentricity
0.00706
Inclination
56.1366°
RAAN
77.8416°
Arg. of periapsis
35.2636°
True anomaly
324.78475°
Mean anomaly
325.2493°
Eccentric anomaly
325.01736°
Mean motion
0.44591 °/min
Orbital period
807.33 mins
BSTAR
0
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Other satellites on launch #90 in the year 2019 (2019-12-16 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 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. |
|---|---|---|---|---|---|---|---|
| 435 mins | 2025-09-16 18:02:19.491Z | 271.475° WNW | 2025-09-16 22:07:19.491Z | 73.972° E | 44.998° | 2025-09-17 01:17:19.491Z | 172.884° S |
| 60 mins | 2025-09-17 08:27:19.491Z | 61.569° ENE | 2025-09-17 08:57:19.491Z | 50.617° ENE | 11.527° | 2025-09-17 09:27:19.491Z | 40.152° NE |
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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