SL-12 R/B(2), 19754

Orbit data source: Space-Track

SL-12 R/B(2), 19754 is space debris in MEO originally from a launch on Tue, 10 Jan 1989 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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ISO8601 Format

Identifier

19754, 1989-001F

Orbit

MEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

NPO Energiya

Mission

Spacecraft

Bus & Motor

BLOK DM, Unknown motor

Mass

2,440 kg wet, 2,440 kg dry

Launch date (UTC)

1989-01-10 (37 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.1 m

Radar Cross Section

23.597 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 SL-12 R/B(2)
1 19754U 89001F   25349.91963343 -.00000058  00000-0  00000-0 0  9999
2 19754  64.8577  77.0910 0015882 237.0987 119.4477  2.13421065287788

Epoch: 2025-12-15T22:04Z

TLE epoch observation values (Epoch: 2025-12-15T22:04:16.328Z)

Latitude

-3.00405°

Longitude

19.81061°

Altitude

19,125.471 km

Speed

3.952 km/s

True Right ascension

05h 02m 45s

True Declination

-2° 59' 57"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

02:43:36

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,144.548 km

Perigee altitude

19,063.607 km

Semi-major axis

25,482.214 km

Eccentricity

0.00159

Inclination

64.8577°

RAAN

77.091°

Arg. of periapsis

237.0987°

True anomaly

119.60603°

Mean anomaly

119.4477°

Eccentric anomaly

119.52688°

Mean motion

0.53357 °/min

Orbital period

674.71 mins

BSTAR

0

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Other satellites on launch #1 in the year 1989 (1989-01-10 UTC)

SL-12 DEB, 28259 (Decayed)

SL-12 DEB, 26047 (Decayed)

SL-12 DEB, 25797 (Decayed)

COSMOS 1989 (ETALON 1), 19751

SL-12 DEB, 43334

SL-12 R/B(AUX MOTOR), 19856

COSMOS 1988 (GLONASS), 19750

SL-12 R/B(1), 19752 (Decayed)

SL-12 DEB, 25799 (Decayed)

SL-12 DEB, 19753

SL-12 DEB, 36882

SL-12 R/B(AUX MOTOR), 19755

SL-12 DEB, 26046 (Decayed)

COSMOS 1987 (GLONASS), 19749

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SL-12 R/B(2) Visibility forecast

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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.
345 mins	2025-12-17 07:08:54.984Z	202.633° SW	2025-12-17 09:34:54.984Z	302.954° NW	43.3°	2025-12-17 12:53:54.984Z	85.642° E

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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Check out SL-12 R/B(2), 19754 on other resources

View SL-12 R/B(2), 19754 on Heavens-Above

View SL-12 R/B(2), 19754 on Keep Track

View SL-12 R/B(2), 19754 on Celestrak

View SL-12 R/B(2), 19754 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

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