SL-16 DEB, 18527

Orbit data source: Space-Track

SL-16 DEB, 18527 is space debris in LEO originally from a launch on Wed, 18 Mar 1987 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/18527?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

18527, 1987-027E

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

SEP MOTOR COVER, Unknown motor

Mass

~0 kg wet, ~1 kg dry

Launch date (UTC)

1987-03-18 (39 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

CONE, 0.2 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 SL-16 DEB
1 18527U 87027E   26255.26201618  .00000036  00000-0  70376-4 0  9999
2 18527  70.9956 112.1322 0193287 145.5816 215.7985 13.75826103981172

Epoch: 2026-09-12T06:17Z

TLE epoch observation values (Epoch: 2026-09-12T06:17:18.197Z)

Latitude

-0.00006°

Longitude

26.53281°

Altitude

1,097.356 km

Speed

7.246 km/s

True Right ascension

07h 28m 31s

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

06:07:39

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,118.85 km

Perigee altitude

834.532 km

Semi-major axis

7,354.828 km

Eccentricity

0.01933

Inclination

70.9956°

RAAN

112.1322°

Arg. of periapsis

145.5816°

True anomaly

214.52794°

Mean anomaly

215.7985°

Eccentric anomaly

215.16075°

Mean motion

3.441 °/min

Orbital period

104.62 mins

BSTAR

0.000070376

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Other satellites on launch #27 in the year 1987 (1987-03-18 UTC)

SL-16 DEB, 43323 (Decayed)

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SL-16 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.
11 mins	2026-09-12 15:06:49.186Z	166.696° S	2026-09-12 15:12:49.186Z	96.86° ESE	36.171°	2026-09-12 15:17:49.186Z	41.702° NE
10 mins	2026-09-12 16:54:49.186Z	240.385° WSW	2026-09-12 16:59:49.186Z	308.622° NW	37.727°	2026-09-12 17:04:49.186Z	6.347° NNE
6 mins	2026-09-13 00:18:49.186Z	17.82° NNE	2026-09-13 00:21:49.186Z	56.599° ENE	19.716°	2026-09-13 00:24:49.186Z	92.581° ESE
9 mins	2026-09-13 02:04:49.186Z	326.266° NNW	2026-09-13 02:08:49.186Z	259.2° W	59.769°	2026-09-13 02:13:49.186Z	174.112° S

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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-16 DEB, 18527 on other resources

View SL-16 DEB, 18527 on Heavens-Above

View SL-16 DEB, 18527 on Keep Track

View SL-16 DEB, 18527 on Celestrak

View SL-16 DEB, 18527 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-16 DEB, 18527

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-09-12T06:17:18.197Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #27 in the year 1987 (1987-03-18 UTC)

SL-16 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-16 DEB, 18527 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago