SL-12 DEB, 19753

Orbit data source: Space-Track

SL-12 DEB, 19753 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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https://www.satcat.com/sats-embedded/19753?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

19753, 1989-001E

Orbit

MEO

Country

CIS

Related business

Federal Space Agency of Russia (Roscosmos) (RU)

Manufacturer

NPO PM

Mission

Spacecraft

Bus & Motor

ETALON ADAPTER, Unknown motor

Mass

Unknown

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

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

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Last TLE update: 5 days ago

TLE from 5 days ago

0 SL-12 DEB
1 19753U 89001E   25253.53070617  .00000032  00000-0  00000-0 0  9994
2 19753  64.7832  81.7422 0024568 212.3113 339.2833  2.13160831285729

Epoch: 2025-09-10T12:44Z

TLE epoch observation values (Epoch: 2025-09-10T12:44:13.013Z)

Latitude

-10.40425°

Longitude

85.83316°

Altitude

19,069.264 km

Speed

3.962 km/s

True Right ascension

17h 46m 46s

True Declination

-10° 23' 14"

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

04:06:05

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,187.472 km

Perigee altitude

19,062.161 km

Semi-major axis

25,502.953 km

Eccentricity

0.00246

Inclination

64.7832°

RAAN

81.7422°

Arg. of periapsis

212.3113°

True anomaly

339.18342°

Mean anomaly

339.2833°

Eccentric anomaly

339.23339°

Mean motion

0.53291 °/min

Orbital period

675.53 mins

BSTAR

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Computing Atmospheric mass density...

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

COSMOS 1987 (GLONASS), 19749

COSMOS 1988 (GLONASS), 19750

COSMOS 1989 (ETALON 1), 19751

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

SL-12 R/B(2), 19754

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

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

SL-12 DEB, 25797 (Decayed)

SL-12 DEB, 25798

SL-12 DEB, 25799 (Decayed)

SL-12 DEB, 26046 (Decayed)

SL-12 DEB, 26047 (Decayed)

SL-12 DEB, 26813 (Decayed)

SL-12 DEB, 26814 (Decayed)

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SL-12 DEB 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.
152 mins	2025-09-15 11:27:50.675Z	108.752° ESE	2025-09-15 11:59:50.675Z	79.362° E	39.362°	2025-09-15 13:59:50.675Z	32.036° NE
222 mins	2025-09-16 00:13:50.675Z	330.765° NNW	2025-09-16 02:03:50.675Z	285.018° WNW	36.453°	2025-09-16 03:55:50.675Z	225.339° WSW
146 mins	2025-09-16 09:01:50.675Z	116.299° SE	2025-09-16 10:38:50.675Z	66.307° ENE	30.51°	2025-09-16 11:27:50.675Z	38.359° NE

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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out SL-12 DEB, 19753 on other resources

View SL-12 DEB, 19753 on Heavens-Above

View SL-12 DEB, 19753 on Keep Track

View SL-12 DEB, 19753 on Celestrak

View SL-12 DEB, 19753 on Gunter's Space Page

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

SL-12 DEB, 19753

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 5 days ago

TLE from 5 days ago

TLE epoch observation values (Epoch: 2025-09-10T12:44:13.013Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

SL-12 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-12 DEB, 19753 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 5 days ago