SL-14 R/B, 20827

Orbit data source: Space-Track

SL-14 R/B, 20827 is space debris in LEO originally from a launch on Fri, 28 Sep 1990 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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Iframe URL

https://www.satcat.com/sats-embedded/20827?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

20827, 1990-086B

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)

1990-09-28 (36 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: 2 days ago

TLE from 2 days ago

0 SL-14 R/B
1 20827U 90086B   26171.32284008  .00000021  00000-0  58845-5 0  9994
2 20827  82.5278 199.9197 0102629 325.5714  33.8825 13.84650375804738

Epoch: 2026-06-20T07:44Z

TLE epoch observation values (Epoch: 2026-06-20T07:44:53.382Z)

Latitude

0.00003°

Longitude

175.15816°

Altitude

888.158 km

Speed

7.439 km/s

True Right ascension

13h 19m 40s

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

00:28:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,019.742 km

Perigee altitude

869.438 km

Semi-major axis

7,322.727 km

Eccentricity

0.01026

Inclination

82.5278°

RAAN

199.9197°

Arg. of periapsis

325.5714°

True anomaly

34.54517°

Mean anomaly

33.8825°

Eccentric anomaly

34.21313°

Mean motion

3.46365 °/min

Orbital period

103.94 mins

BSTAR

0.0000058845

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Other satellites on launch #86 in the year 1990 (1990-09-28 UTC)

METEOR 2-20, 20826

METEOR 2-20 DEB, 44699

METEOR 2-20 DEB, 44698

METEOR 2-20 DEB, 59999

METEOR 2-20 DEB, 59998

METEOR 2-20 DEB, 44700

METEOR 2-20 DEB, 59997

METEOR 2-20 DEB, 45524

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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.
12 mins	2026-06-22 14:05:00.065Z	343.774° N	2026-06-22 14:11:00.065Z	277.994° WNW	39.746°	2026-06-22 14:17:00.065Z	192.644° SSW
10 mins	2026-06-23 01:46:00.065Z	152.631° SSE	2026-06-23 01:50:00.065Z	99.094° ESE	33.031°	2026-06-23 01:56:00.065Z	22.127° NNE
8 mins	2026-06-23 03:32:00.065Z	242.886° WSW	2026-06-23 03:35:00.065Z	282.457° WNW	24.617°	2026-06-23 03:40:00.065Z	342.392° N
10 mins	2026-06-23 12:39:00.065Z	18.264° NNE	2026-06-23 12:43:00.065Z	68.658° E	29.593°	2026-06-23 12:49:00.065Z	138.144° SSE

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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, 20827 on other resources

View SL-14 R/B, 20827 on Heavens-Above

View SL-14 R/B, 20827 on Keep Track

View SL-14 R/B, 20827 on Celestrak

View SL-14 R/B, 20827 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, 20827

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T07:44:53.382Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #86 in the year 1990 (1990-09-28 UTC)

SL-14 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-14 R/B, 20827 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago