SL-8 DEB, 25085

Orbit data source: Space-Track

SL-8 DEB, 25085 is space debris in LEO originally from a launch on Tue, 12 Feb 1991 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/25085?theme=dark&initialShowStats=false

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Identifier

25085, 1991-009CX

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1991-02-12 (35 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 SL-8 DEB
1 25085U 91009CX  26069.15394881  .00000199  00000-0  18637-2 0  9997
2 25085  74.1082 334.8365 0177896 260.0992 255.7094 12.24395118398921

Epoch: 2026-03-10T03:41Z

TLE epoch observation values (Epoch: 2026-03-10T03:41:41.177Z)

Latitude

25.11677°

Longitude

-76.05441°

Altitude

1,613.252 km

Speed

7.049 km/s

True Right ascension

09h 48m 48s

True Declination

24° 59' 56"

Sunlit

Object was in full shadow 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

10:34:36

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,712.731 km

Perigee altitude

1,429.896 km

Semi-major axis

7,949.45 km

Eccentricity

0.01779

Inclination

74.1082°

RAAN

334.8365°

Arg. of periapsis

260.0992°

True anomaly

253.74511°

Mean anomaly

255.7094°

Eccentric anomaly

254.72613°

Mean motion

3.06223 °/min

Orbital period

117.56 mins

BSTAR

0.0018637

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Other satellites on launch #9 in the year 1991 (1991-02-12 UTC)

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SL-8 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.
13 mins	2026-03-12 06:29:26.158Z	316.865° NNW	2026-03-12 06:36:26.158Z	268.349° W	22.57°	2026-03-12 06:42:26.158Z	224.311° SW
16 mins	2026-03-12 17:40:26.158Z	165.991° S	2026-03-12 17:48:26.158Z	91.693° ESE	37.144°	2026-03-12 17:56:26.158Z	30.511° NE
17 mins	2026-03-12 19:40:26.158Z	234.379° WSW	2026-03-12 19:48:26.158Z	302.584° NW	34.169°	2026-03-12 19:57:26.158Z	8.763° NNE
8 mins	2026-03-13 02:02:26.158Z	17.211° NNE	2026-03-13 02:05:26.158Z	36.825° NE	14.621°	2026-03-13 02:10:26.158Z	69.666° E
17 mins	2026-03-13 04:00:26.158Z	349.347° N	2026-03-13 04:08:26.158Z	61.559° ENE	40.818°	2026-03-13 04:17:26.158Z	144.218° SSE
14 mins	2026-03-13 06:01:26.158Z	318.36° NNW	2026-03-13 06:08:26.158Z	261.983° W	28.145°	2026-03-13 06:15:26.158Z	209.71° SW

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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-8 DEB, 25085 on other resources

View SL-8 DEB, 25085 on Heavens-Above

View SL-8 DEB, 25085 on Keep Track

View SL-8 DEB, 25085 on Celestrak

View SL-8 DEB, 25085 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-8 DEB, 25085

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: 2026-03-10T03:41:41.177Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #9 in the year 1991 (1991-02-12 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 25085 on other resources

Documentation

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