SL-8 DEB, 39838

Orbit data source: Space-Track

SL-8 DEB, 39838 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/39838?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/39838?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

39838, 1991-009DW

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket 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

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 1 week ago

TLE from 1 week ago

0 SL-8 DEB
1 39838U 91009DW  26164.40068142  .00000230  00000-0  24441-2 0  9996
2 39838  74.1170 211.2330 0229871 177.7168 182.4968 12.10646779288011

Epoch: 2026-06-13T09:36Z

TLE epoch observation values (Epoch: 2026-06-13T09:36:58.874Z)

Latitude

-0.00001°

Longitude

165.27138°

Altitude

1,819.901 km

Speed

6.894 km/s

True Right ascension

14h 04m 55s

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

07:01:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,815.531 km

Perigee altitude

1,447.298 km

Semi-major axis

8,009.552 km

Eccentricity

0.02299

Inclination

74.117°

RAAN

211.233°

Arg. of periapsis

177.7168°

True anomaly

182.38525°

Mean anomaly

182.4968°

Eccentric anomaly

182.44071°

Mean motion

3.02783 °/min

Orbital period

118.9 mins

BSTAR

0.0024441

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

SL-8 DEB Visibility forecast

Loading observer location...
Set Observer location

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.
17 mins	2026-06-23 01:42:56.309Z	156.231° SSE	2026-06-23 01:50:56.309Z	101.869° ESE	30.887°	2026-06-23 01:59:56.309Z	34.533° NE
17 mins	2026-06-23 03:43:56.309Z	220.552° SW	2026-06-23 03:52:56.309Z	303.612° NW	39.463°	2026-06-23 04:00:56.309Z	9.795° NNE
6 mins	2026-06-23 05:53:56.309Z	302.739° NW	2026-06-23 05:56:56.309Z	322.234° NNW	13.19°	2026-06-23 05:59:56.309Z	341.666° N
14 mins	2026-06-23 12:10:56.309Z	356.512° N	2026-06-23 12:17:56.309Z	70.25° E	35.362°	2026-06-23 12:24:56.309Z	131.886° SE
14 mins	2026-06-23 14:11:56.309Z	323.052° NNW	2026-06-23 14:18:56.309Z	258.916° W	31.669°	2026-06-23 14:25:56.309Z	200.266° SSW

Items per page:

1–5 of 5 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

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

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out SL-8 DEB, 39838 on other resources

View SL-8 DEB, 39838 on Heavens-Above

View SL-8 DEB, 39838 on Keep Track

View SL-8 DEB, 39838 on Celestrak

View SL-8 DEB, 39838 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, 39838

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-06-13T09:36:58.874Z)

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, 39838 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 week ago