YZ-1S DEB, 43644
Orbit data source: Space-Track
YZ-1S DEB, 43644 is space debris in SSO originally from a launch on Tue, 09 Oct 2018 UTC launched from the Jiuquan Satellite Launch Center, China (JSC). 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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43644 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CALT
Mission
Spacecraft
Bus & Motor
Unknown
Mass
~200 kg wet, ~200 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + Cone, 1.5 m
Radar Cross Section
8.247 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 YZ-1S DEB
1 43644U 18077C 25245.86526135 .00006327 00000-0 10512-2 0 9997
2 43644 97.9599 290.0536 0005779 255.7615 104.2950 14.70462827368385Epoch: 2025-09-02T20:45Z
TLE epoch observation values (Epoch: 2025-09-02T20:45:58.58Z)
Latitude
-0.00002°
Longitude
-3.69085°
Altitude
663.604 km
Speed
7.525 km/s
True Right ascension
19h 20m 12s
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
21:13:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
660.713 km
Perigee altitude
652.582 km
Semi-major axis
7,034.784 km
Eccentricity
0.00058
Inclination
97.9599°
RAAN
290.0536°
Arg. of periapsis
255.7615°
True anomaly
104.35916°
Mean anomaly
104.295°
Eccentric anomaly
104.32708°
Mean motion
3.67847 °/min
Orbital period
97.87 mins
BSTAR
0.0010512
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Other satellites on launch #77 in the year 2018 (2018-10-09 UTC)
YZ-1S DEB Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-09-03 15:18:04.411Z | 30.816° NE | 2025-09-03 15:22:04.411Z | 94.243° ESE | 30.311° | 2025-09-03 15:26:04.411Z | 163.049° S |
| 5 mins | 2025-09-03 16:57:04.411Z | 323.787° NNW | 2025-09-03 16:59:04.411Z | 288.698° WNW | 19.819° | 2025-09-03 17:02:04.411Z | 245.785° WSW |
| 6 mins | 2025-09-04 02:19:04.411Z | 116.161° SE | 2025-09-04 02:21:04.411Z | 77.261° E | 27.007° | 2025-09-04 02:25:04.411Z | 10.051° NNE |
| 5 mins | 2025-09-04 03:56:04.411Z | 226.225° WSW | 2025-09-04 03:58:04.411Z | 261.403° W | 22.03° | 2025-09-04 04:01:04.411Z | 311.588° NW |
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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Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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Authenticating...
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