SL-12 R/B(2), 18446
Orbit data source: Space-Track
SL-12 R/B(2), 18446 is space debris in GEO originally from a launch on Wed, 28 Oct 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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18446 intel report (Beta)
SL-12 R/B(2) details
| Identifier | |
| Orbit | GEO |
| Last TLE update | 20 hours ago |
| Origin | |
| Manufacturer | NPO Energiya |
| Mission | Spacecraft |
| Bus & Motor | BLOK DM, Unknown motor |
| Mass | 2,440 kg wet, 2,440 kg dry |
| Launch date (UTC) | |
| Launch vehicle | Unknown |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cyl, 6.27 m |
| Radar Cross Section | 23.597 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 20 hours ago
0 SL-12 R/B(2)
1 18446U 87091D 24360.63857642 .00000104 00000-0 00000+0 0 9998
2 18446 11.5561 329.2922 0022983 250.0050 297.2542 1.00207821124648Epoch: 2024-12-25T15:19Z
Definitive object data (Epoch: 2024-12-25T15:19:33.002Z)
| Latitude | -1.4057° |
| Longitude | -168.34825° |
| Altitude | 35,760.49 km |
| Speed | 3.077 km/s |
| True Right ascension | 10h 24m 40s |
| True Declination | -1° 24' 15" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 9.44934° |
| Longitude | 130.45968° |
| Altitude | 35,858.991 km |
| Speed | 3.07 km/s |
| Apparent Right ascension | 05h 54m 41s |
| Apparent Declination | 4° 07' 11" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 10:30:44 |
| Azimuth | 259.408° W |
| Elevation | 18.67° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 35,902.494 km |
| Perigee altitude | 35,708.592 km |
| Semi-major axis | 42,183.68 km |
| Eccentricity | 0.0022983 |
| Inclination | 11.5561° |
| RAAN | 329.2922° |
| Arg. of periapsis | 250.005° |
| True anomaly | 297.01976° |
| Mean anomaly | 297.2542° |
| Eccentric anomaly | 297.13701° |
| Mean motion | 0.25051 °/min |
| BSTAR | Unknown |
| Orbital period | 1437.06 mins |
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18446 neighbors
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Other satellites on launch #91 in the year 1987 (1987-10-28 UTC)
| COSMOS 1894, 18443 |
| SL-12 R/B(1), 18444 (Decayed) |
| SL-12 PLAT, 18445 (Decayed) |
| SL-12 R/B(2), 18446 |
| SL-12 R/B(AUX MOTOR), 18447 (Decayed) |
| SL-12 R/B(AUX MOTOR), 18448 (Decayed) |
SL-12 R/B(2) 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. |
|---|---|---|---|---|---|---|---|
| 256 mins | 2024-12-26 11:09:26.251Z | 259.392° W | 2024-12-26 11:09:26.251Z | 259.392° W | 17.745° | 2024-12-26 15:25:26.251Z | 250.85° W |
| 559 mins | 2024-12-27 01:50:26.251Z | 249.576° W | 2024-12-27 09:09:26.251Z | 261.568° W | 18.565° | 2024-12-27 11:09:26.251Z | 259.479° W |
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