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.
Focus sentinelFocus sentinel
18578 intel report (Beta)
Focus sentinelFocus sentinel
Choose a watchlist
Focus sentinelFocus sentinel
Edit Public Description
| Identifier | |
| Orbit | GEO |
| Last TLE update | 23 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 23 hours ago
0 SL-12 R/B(2)
1 18578U 87096D 25070.22058678 -.00000180 00000-0 00000+0 0 9990
2 18578 11.4653 329.2299 0022001 234.6833 302.7695 1.00579264133442Epoch: 2025-03-11T05:17Z
Definitive object data (Epoch: 2025-03-11T05:17:38.697Z)
| Latitude | 0.54446° |
| Longitude | -101.95974° |
| Altitude | 35,649.587 km |
| Speed | 3.082 km/s |
| True Right ascension | 09h 46m 18s |
| True Declination | 0° 32' 38" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 2.36389° |
| Longitude | -111.03615° |
| Altitude | 35,662.535 km |
| Speed | 3.081 km/s |
| Apparent Right ascension | 09h 12m 19s |
| Apparent Declination | -3° 36' 17" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 08:52:27 |
| Azimuth | 172.824° S |
| Elevation | 46.241° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 35,794.207 km |
| Perigee altitude | 35,609.048 km |
| Semi-major axis | 42,079.765 km |
| Eccentricity | 0.0022001 |
| Inclination | 11.4653° |
| RAAN | 329.2299° |
| Arg. of periapsis | 234.6833° |
| True anomaly | 302.55719° |
| Mean anomaly | 302.7695° |
| Eccentric anomaly | 302.66338° |
| Mean motion | 0.25144 °/min |
| BSTAR | Unknown |
| Orbital period | 1431.76 mins |
Loading historical data...
18578 neighbors
| Authenticating... |
Loading maneuver chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #96 in the year 1987 (1987-11-26 UTC)
| COSMOS 1897, 18575 |
| SL-12 R/B(1), 18576 (Decayed) |
| SL-12 PLAT, 18577 (Decayed) |
| SL-12 R/B(AUX MOTOR), 18579 (Decayed) |
| SL-12 R/B(AUX MOTOR), 18580 (Decayed) |
| COSMOS 1897 DEB, 44572 |
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. |
|---|---|---|---|---|---|---|---|
| 1440 mins | 2025-03-12 04:32:36.232Z | 172.827° S | 2025-03-12 23:13:36.232Z | 169.593° S | 39.787° | 2025-03-13 04:32:36.232Z | 171.174° S |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
|---|
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|