SL-12 R/B(2), 16339

Orbit data source: Space-Track

SL-12 R/B(2), 16339 is space debris in GEO originally from a launch on Fri, 15 Nov 1985 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	16339, 1985-107F
Orbit	GEO
Last TLE update	14 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)	1985-11-15 (39 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 14 hours ago

0 SL-12 R/B(2)
1 16339U 85107F   25091.45949618 -.00000147  00000-0  00000-0 0  9999
2 16339  11.7769 325.6612 0018746 116.7826 231.7202  0.97495557123067

Epoch: 2025-04-01T11:01Z

Definitive object data (Epoch: 2025-04-01T11:01:40.469Z)

Latitude	-2.35191°
Longitude	-41.22964°
Altitude	36,632.698 km
Speed	3.043 km/s
True Right ascension	20h 56m 59s
True Declination	-2° 20' 58"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	-2.5061°
Longitude	162.24999°
Altitude	36,563.336 km
Speed	3.047 km/s
Apparent Right ascension	10h 54m 27s
Apparent Declination	-8° 20' 59"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	06:38:58
Azimuth	113.758° SE
Elevation	13.948°
Doppler factor	1

Orbital elements

Apogee altitude	36,664.807 km
Perigee altitude	36,503.733 km
Semi-major axis	42,962.407 km
Eccentricity	0.0018746
Inclination	11.7769°
RAAN	325.6612°
Arg. of periapsis	116.7826°
True anomaly	231.55182°
Mean anomaly	231.7202°
Eccentric anomaly	231.63598°
Mean motion	0.24373 °/min
BSTAR	Unknown
Orbital period	1477.04 mins

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16339 neighbors

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Other satellites on launch #107 in the year 1985 (1985-11-15 UTC)

RADUGA 17, 16250

SL-12 R/B(1), 16251 (Decayed)

SL-12 PLAT, 16252 (Decayed)

SL-12 R/B(AUX MOTOR), 16254 (Decayed)

SL-12 R/B(AUX MOTOR), 16255 (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.
152 mins	2025-04-02 00:56:55.316Z	113.772° SE	2025-04-02 00:56:55.316Z	113.772° SE	13.546°	2025-04-02 03:28:55.316Z	119.568° SE
987 mins	2025-04-02 08:29:55.316Z	121.162° SE	2025-04-02 18:39:55.316Z	107.766° ESE	26.584°	2025-04-03 00:56:55.316Z	120.391° SE

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Check out SL-12 R/B(2), 16339 on other resources

View SL-12 R/B(2), 16339 on Heavens-Above

View SL-12 R/B(2), 16339 on Keep Track

View SL-12 R/B(2), 16339 on Celestrak

View SL-12 R/B(2), 16339 on Gunter's Space Page

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