SL-8 DEB, 39692

Orbit data source: Space-Track

SL-8 DEB, 39692 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/39692?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/39692?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

39692, 1991-009DF

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

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 10 months ago

TLE from 10 months ago

0 SL-8 DEB
1 39692U 91009DF  25134.72774287  .00000525  00000-0  40208-2 0  9995
2 39692  74.0931 259.5369 0097005 202.1652 157.5187 12.39350746500608

Epoch: 2025-05-14T17:27Z

TLE epoch observation values (Epoch: 2025-05-14T17:27:56.983Z)

Latitude

0.00003°

Longitude

124.84151°

Altitude

1,582.541 km

Speed

7.046 km/s

True Right ascension

17h 18m 08s

True Declination

0° 00' 00"

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

10:37:11

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,583.691 km

Perigee altitude

1,430.707 km

Semi-major axis

7,885.336 km

Eccentricity

0.0097

Inclination

74.0931°

RAAN

259.5369°

Arg. of periapsis

202.1652°

True anomaly

157.93904°

Mean anomaly

157.5187°

Eccentric anomaly

157.72934°

Mean motion

3.09965 °/min

Orbital period

116.14 mins

BSTAR

0.0040208

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.
9 mins	2026-03-12 09:41:00.545Z	119.917° SE	2026-03-12 09:45:00.545Z	91.826° ESE	15.309°	2026-03-12 09:50:00.545Z	55.97° ENE
16 mins	2026-03-12 11:35:00.545Z	194.145° SSW	2026-03-12 11:43:00.545Z	48.52° ENE	44.768°	2026-03-12 11:51:00.545Z	19.987° NNE
11 mins	2026-03-12 13:37:00.545Z	266.744° W	2026-03-12 13:42:00.545Z	305.875° NW	20.601°	2026-03-12 13:48:00.545Z	353.26° N
10 mins	2026-03-12 19:50:00.545Z	13.028° NNE	2026-03-12 19:55:00.545Z	54.459° ENE	19.549°	2026-03-12 20:00:00.545Z	93.148° ESE
15 mins	2026-03-12 21:47:00.545Z	340.61° N	2026-03-12 21:54:00.545Z	325.399° NNW	44.871°	2026-03-12 22:02:00.545Z	164.418° S
8 mins	2026-03-12 23:48:00.545Z	297.908° NW	2026-03-12 23:52:00.545Z	267.344° W	15.261°	2026-03-12 23:56:00.545Z	238.583° WSW

Items per page:

1–6 of 6 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, 39692 on other resources

View SL-8 DEB, 39692 on Heavens-Above

View SL-8 DEB, 39692 on Keep Track

View SL-8 DEB, 39692 on Celestrak

View SL-8 DEB, 39692 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, 39692

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 months ago

TLE from 10 months ago

TLE epoch observation values (Epoch: 2025-05-14T17:27:56.983Z)

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, 39692 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 months ago