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

Unknown shape, 0.2 m

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 SL-16 DEB
1 18527U 87027E   26130.35436527  .00000050  00000-0  84068-4 0  9999
2 18527  70.9990 358.0342 0195512 322.6456  36.1182 13.75807881963990

Epoch: 2026-05-10T08:30Z

TLE epoch observation values (Epoch: 2026-05-10T08:30:17.159Z)

Latitude

-0.00002°

Longitude

2.30405°

Altitude

865.944 km

Speed

7.478 km/s

True Right ascension

23h 52m 08s

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

06:21:54

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,120.553 km

Perigee altitude

832.959 km

Semi-major axis

7,354.893 km

Eccentricity

0.01955

Inclination

70.999°

RAAN

358.0342°

Arg. of periapsis

322.6456°

True anomaly

37.46526°

Mean anomaly

36.1182°

Eccentric anomaly

36.78906°

Mean motion

3.44095 °/min

Orbital period

104.62 mins

BSTAR

0.000084068

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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.
9 mins	2026-05-11 00:45:30.999Z	6.236° NNE	2026-05-11 00:49:30.999Z	45.614° ENE	21.597°	2026-05-11 00:54:30.999Z	96.351° ESE
12 mins	2026-05-11 02:32:30.999Z	331.546° NNW	2026-05-11 02:37:30.999Z	268.288° W	43.822°	2026-05-11 02:44:30.999Z	166.993° S
10 mins	2026-05-11 16:02:30.999Z	180.035° SSW	2026-05-11 16:06:30.999Z	106.569° ESE	40.611°	2026-05-11 16:12:30.999Z	30.814° NE
8 mins	2026-05-11 17:50:30.999Z	265.414° W	2026-05-11 17:54:30.999Z	314.878° NW	22.093°	2026-05-11 17:58:30.999Z	356.746° N

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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: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-05-10T08:30:17.159Z)

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: 14 hours ago