YL-1 R/B, 100138
Orbit data source: Space-Track
YL-1 R/B, 100138 is space debris in SSO originally from a Chinese launch on Wed, 22 Jul 2026 UTC launched from the Yellow Sea Launch Area, China (YSLA). 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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100138 intel report (Beta)
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CN / PRCExpand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 YL-1 R/B
1 A0138U 26168K 26204.58569157 .00041913 00000-0 51684-3 0 9990
2 A0138 97.5367 286.3114 0154181 72.1724 289.6277 15.47007590 233Epoch: 2026-07-23T14:03Z
TLE epoch observation values (Epoch: 2026-07-23T14:03:23.751Z)
Latitude
0°
Longitude
134.13788°
Altitude
394.811 km
Speed
7.692 km/s
True Right ascension
19h 05m 14s
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
09:35:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
527.272 km
Perigee altitude
317.568 km
Semi-major axis
6,800.557 km
Eccentricity
0.01542
Inclination
97.5367°
RAAN
286.3114°
Arg. of periapsis
72.1724°
True anomaly
287.95297°
Mean anomaly
289.6277°
Eccentric anomaly
288.79139°
Mean motion
3.87014 °/min
Orbital period
93.02 mins
BSTAR
0.00051684
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Other satellites on launch #168 in the year 2026 (2026-07-22 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.YL-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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-07-24 05:42:29.784Z | 179.309° S | 2026-07-24 05:44:29.784Z | 216.747° SW | 36.894° | 2026-07-24 05:46:29.784Z | 333.155° NNW |
| 4 mins | 2026-07-24 18:33:29.784Z | 358.448° N | 2026-07-24 18:35:29.784Z | 238.976° WSW | 38.876° | 2026-07-24 18:37:29.784Z | 204.378° SW |
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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