SL-14 R/B, 18821
Orbit data source: Space-Track
SL-14 R/B, 18821 is space debris in LEO originally from a launch on Sat, 30 Jan 1988 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). 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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18821 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Yuzhnoe
Mission
Spacecraft
Bus & Motor
S5M, Unknown motor
Mass
1,600 kg wet, 1,600 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 1.4 m
Radar Cross Section
7.351 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 SL-14 R/B
1 18821U 88005B 25352.47423999 .00000016 00000-0 11648-5 0 9997
2 18821 82.5429 109.4387 0013292 239.1692 120.8161 13.85217076915018Epoch: 2025-12-18T11:22Z
TLE epoch observation values (Epoch: 2025-12-18T11:22:54.335Z)
Latitude
-0.00005°
Longitude
-148.61693°
Altitude
953.341 km
Speed
7.373 km/s
True Right ascension
07h 17m 45s
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
20:38:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
952.322 km
Perigee altitude
932.86 km
Semi-major axis
7,320.728 km
Eccentricity
0.00133
Inclination
82.5429°
RAAN
109.4387°
Arg. of periapsis
239.1692°
True anomaly
120.9468°
Mean anomaly
120.8161°
Eccentric anomaly
120.88146°
Mean motion
3.46507 °/min
Orbital period
103.89 mins
BSTAR
0.0000011648
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Other satellites on launch #5 in the year 1988 (1988-01-30 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.SL-14 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-12-19 08:17:31.668Z | 166.927° S | 2025-12-19 08:22:31.668Z | 95.467° ESE | 39.858° | 2025-12-19 08:28:31.668Z | 16.263° NNE |
| 7 mins | 2025-12-19 10:04:31.668Z | 252.464° W | 2025-12-19 10:07:31.668Z | 286.951° WNW | 19.527° | 2025-12-19 10:11:31.668Z | 332.294° NNW |
| 10 mins | 2025-12-19 19:10:31.668Z | 10.333° NNE | 2025-12-19 19:15:31.668Z | 86.259° E | 34.343° | 2025-12-19 19:20:31.668Z | 146.657° SSE |
| 7 mins | 2025-12-19 20:56:31.668Z | 314.733° NW | 2025-12-19 20:59:31.668Z | 275.881° WNW | 23.503° | 2025-12-19 21:03:31.668Z | 226.894° WSW |
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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