SL-12 R/B(2), 18578
Orbit data source: Space-Track
SL-12 R/B(2), 18578 is space debris in GEO originally from a launch on Thu, 26 Nov 1987 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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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18578 intel report (Beta)
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Edit Public Description
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 SL-12 R/B(2)
1 18578U 87096D 25256.11622432 -.00000341 00000-0 00000-0 0 9999
2 18578 11.2061 327.9654 0023954 238.8203 284.8974 1.00578261135244
Epoch: 2025-09-13T02:47Z
TLE epoch observation values (Epoch: 2025-09-13T02:47:21.781Z)
Latitude
3.17269°
Longitude
97.53067°
Altitude
35,673.975 km
Speed
3.08 km/s
True Right ascension
08h 46m 54s
True Declination
3° 10' 10"
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
19:03:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,802.709 km
Perigee altitude
35,601.111 km
Semi-major axis
42,080.047 km
Eccentricity
0.0024
Inclination
11.2061°
RAAN
327.9654°
Arg. of periapsis
238.8203°
True anomaly
284.63193°
Mean anomaly
284.8974°
Eccentric anomaly
284.76469°
Mean motion
0.25144 °/min
Orbital period
1,431.77 mins
BSTAR
0
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Other satellites on launch #96 in the year 1987 (1987-11-26 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-12 R/B(2) Visibility
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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. |
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SL-12 R/B(2) is likely not visible in the next few days. |
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18578 neighbors
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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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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