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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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 26044.41285597 -.00000003 00000-0 00000-0 0 9998
2 44866 56.2713 73.2707 0070411 37.4419 323.1191 1.78364305 40169Epoch: 2026-02-13T09:54Z
TLE epoch observation values (Epoch: 2026-02-13T09:54:30.755Z)
Latitude
-0.00001°
Longitude
141.20742°
Altitude
22,182.038 km
Speed
3.746 km/s
True Right ascension
04h 53m 08s
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
19:55:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
22,544.85 km
Perigee altitude
22,140.398 km
Semi-major axis
28,720.761 km
Eccentricity
0.00704
Inclination
56.2713°
RAAN
73.2707°
Arg. of periapsis
37.4419°
True anomaly
322.63144°
Mean anomaly
323.1191°
Eccentric anomaly
322.87561°
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. |
|---|---|---|---|---|---|---|---|
| 66 mins | 2026-02-14 17:17:06.304Z | 307.517° NW | 2026-02-14 17:24:06.304Z | 304.923° NW | 15.272° | 2026-02-14 18:23:06.304Z | 283.449° WNW |
| 413 mins | 2026-02-15 01:04:06.304Z | 182.187° SSW | 2026-02-15 04:05:06.304Z | 103.7° ESE | 44.904° | 2026-02-15 07:57:06.304Z | 79.688° E |
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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