SL-14 R/B, 18821

Orbit data source: Space-Track

SL-14 R/B, 18821 is space debris in LEO originally from a launch on Sat, 30 Jan 1988 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). 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/18821?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

18821, 1988-005B

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

S5M, Unknown motor

Mass

1,600 kg wet, 1,600 kg dry

Launch date (UTC)

1988-01-30 (38 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.4 m

Radar Cross Section

7.351 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 SL-14 R/B
1 18821U 88005B   26136.84876213  .00000046  00000-0  27170-4 0  9999
2 18821  82.5435 350.5054 0014389 176.7300 183.3958 13.85224081935693

Epoch: 2026-05-16T20:22Z

TLE epoch observation values (Epoch: 2026-05-16T20:22:13.048Z)

Latitude

0.00005°

Longitude

170.39121°

Altitude

958.841 km

Speed

7.367 km/s

True Right ascension

23h 22m 01s

True Declination

0° 00' 00"

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

11:04:56

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

953.1 km

Perigee altitude

932.032 km

Semi-major axis

7,320.703 km

Eccentricity

0.00144

Inclination

82.5435°

RAAN

350.5054°

Arg. of periapsis

176.73°

True anomaly

183.38605°

Mean anomaly

183.3958°

Eccentric anomaly

183.39092°

Mean motion

3.46509 °/min

Orbital period

103.89 mins

BSTAR

0.00002717

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Other satellites on launch #5 in the year 1988 (1988-01-30 UTC)

METEOR 2-17 DEB, 31401

METEOR 2-17 DEB, 38543

METEOR 2-17 DEB, 31397

METEOR 2-17 DEB, 35365

METEOR 2-17 DEB, 35367

METEOR 2-17 DEB, 35370

METEOR 2-17 DEB, 28992

METEOR 2-17 DEB, 28989

METEOR 2-17 DEB, 31398

METEOR 2-17 DEB, 44697

METEOR 2-17 DEB, 31399

METEOR 2-17 DEB, 38284

METEOR 2-17 DEB, 29301

METEOR 2-17 DEB, 45521

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SL-14 R/B 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.
7 mins	2026-05-17 13:51:11.030Z	120.69° SE	2026-05-17 13:54:11.030Z	81.578° E	21.973°	2026-05-17 13:58:11.030Z	37.454° NE
9 mins	2026-05-17 15:34:11.030Z	215.853° SW	2026-05-17 15:38:11.030Z	277.978° WNW	36.364°	2026-05-17 15:43:11.030Z	352.282° N
6 mins	2026-05-18 00:43:11.030Z	40.002° NE	2026-05-18 00:45:11.030Z	63.211° ENE	17.703°	2026-05-18 00:49:11.030Z	108.013° ESE

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

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Check out SL-14 R/B, 18821 on other resources

View SL-14 R/B, 18821 on Heavens-Above

View SL-14 R/B, 18821 on Keep Track

View SL-14 R/B, 18821 on Celestrak

View SL-14 R/B, 18821 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-14 R/B, 18821

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-05-16T20:22:13.048Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #5 in the year 1988 (1988-01-30 UTC)

SL-14 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-14 R/B, 18821 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago