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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Identifier	18578, 1987-096D
Orbit	GEO
Last TLE update	17 hours ago
Origin	RVSN (CIS)
Manufacturer	NPO Energiya
Mission	Spacecraft
Bus & Motor	BLOK DM, Unknown motor
Mass	2,440 kg wet, 2,440 kg dry
Launch date (UTC)	1987-11-26 (37 years ago)
Launch vehicle	Unknown
Launch site	Tyuratam Missile And Space Complex (TTMTR)
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 17 hours ago

0 SL-12 R/B(2)
1 18578U 87096D   25075.09603779 -.00000201  00000-0  00000-0 0  9993
2 18578  11.4585 329.1976 0022005 235.0493 267.7900  1.00578911133423

Epoch: 2025-03-16T02:18Z

Definitive object data (Epoch: 2025-03-16T02:18:17.665Z)

Latitude	6.92137°
Longitude	-96.12288°
Altitude	35,702.934 km
Speed	3.078 km/s
True Right ascension	07h 29m 31s
True Declination	6° 54' 52"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	7.70154°
Longitude	162.5544°
Altitude	35,790.351 km
Speed	3.071 km/s
Apparent Right ascension	00h 48m 58s
Apparent Declination	2° 26' 23"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	00:08:24
Azimuth	163.618° S
Elevation	51.41°
Doppler factor	1

Orbital elements

Apogee altitude	35,794.323 km
Perigee altitude	35,609.129 km
Semi-major axis	42,079.863 km
Eccentricity	0.0022005
Inclination	11.4585°
RAAN	329.1976°
Arg. of periapsis	235.0493°
True anomaly	267.53806°
Mean anomaly	267.79°
Eccentric anomaly	267.66403°
Mean motion	0.25144 °/min
BSTAR	Unknown
Orbital period	1431.76 mins