YZ-1 R/B, 40751
Orbit data source: Space-Track
YZ-1 R/B, 40751 is space debris originally from a launch on Sat, 25 Jul 2015 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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40751 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: 2 weeks ago
TLE from 2 weeks ago
0 YZ-1 R/B
1 40751U 15037D 25247.94941971 -.00000090 00000-0 00000-0 0 9997
2 40751 56.4922 349.3313 1020193 72.7269 298.1652 1.56591140 57863Epoch: 2025-09-04T22:47Z
TLE epoch observation values (Epoch: 2025-09-04T22:47:09.862Z)
Latitude
0.00001°
Longitude
23.22689°
Altitude
23,712.856 km
Speed
3.711 km/s
True Right ascension
23h 17m 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
08:15:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
28,142.516 km
Perigee altitude
21,751.026 km
Semi-major axis
31,324.908 km
Eccentricity
0.10202
Inclination
56.4922°
RAAN
349.3313°
Arg. of periapsis
72.7269°
True anomaly
287.2672°
Mean anomaly
298.1652°
Eccentric anomaly
292.7757°
Mean motion
0.39148 °/min
Orbital period
919.59 mins
BSTAR
0
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Other satellites on launch #37 in the year 2015 (2015-07-25 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. |
|---|---|---|---|---|---|---|---|
| 206 mins | 2025-09-16 15:32:23.209Z | 102.058° ESE | 2025-09-16 15:32:23.209Z | 102.058° ESE | 43.626° | 2025-09-16 18:58:23.209Z | 166.751° S |
| 169 mins | 2025-09-17 02:24:23.209Z | 97.426° ESE | 2025-09-17 03:51:23.209Z | 63.873° ENE | 21.522° | 2025-09-17 05:13:23.209Z | 34.377° NE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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