SL-12 R/B(2), 11571

Orbit data source: Space-Track

SL-12 R/B(2), 11571 is space debris in GEO originally from a launch on Tue, 20 Sep 1977 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.

Not visible in the next 10 days

SL-12 R/B(2) details

Identifier	11571, 1977-092G
Orbit	GEO
Last TLE update	18 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)	1977-09-20 (47 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 18 hours ago

0 SL-12 R/B(2)
1 11571U 77092G   25035.57266919 -.00000257  00000-0  00000-0 0  9995
2 11571   4.8020 277.0062 0009960 168.5103  11.0672  1.01285278117913

Epoch: 2025-02-04T13:44Z

Definitive object data (Epoch: 2025-02-04T13:44:38.618Z)

Latitude	0.03702°
Longitude	115.50145°
Altitude	35,463.396 km
Speed	3.088 km/s
True Right ascension	06h 26m 33s
True Declination	0° 02' 13"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	4.77653°
Longitude	30.06385°
Altitude	35,492.837 km
Speed	3.086 km/s
Apparent Right ascension	00h 27m 51s
Apparent Declination	0° 44' 29"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	09:51:48
Azimuth	307.823° NW
Elevation	-37.173°
Doppler factor	1

Orbital elements

Apogee altitude	35,547.631 km
Perigee altitude	35,464.198 km
Semi-major axis	41,884.051 km
Eccentricity	0.000996
Inclination	4.802°
RAAN	277.0062°
Arg. of periapsis	168.5103°
True anomaly	11.08914°
Mean anomaly	11.0672°
Eccentric anomaly	11.07817°
Mean motion	0.2532 °/min
BSTAR	Unknown
Orbital period	1421.78 mins