SL-8 DEB, 13517

Orbit data source: Space-Track

SL-8 DEB, 13517 is space debris in LEO originally from a launch on Mon, 15 Mar 1965 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/13517?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

13517, 1965-020FF

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1965-03-15 (61 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

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: 2 days ago

TLE from 2 days ago

0 SL-8 DEB
1 13517U 65020FF  26077.48950838  .00000473  00000-0  45504-3 0  9992
2 13517  55.5683 249.4669 0522408 338.6189  53.1292 13.43792239123887

Epoch: 2026-03-18T11:44Z

TLE epoch observation values (Epoch: 2026-03-18T11:44:53.524Z)

Latitude

29.6362°

Longitude

-79.98217°

Altitude

876.481 km

Speed

7.526 km/s

True Right ascension

18h 09m 10s

True Declination

29° 29' 28"

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

09:07:32

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,485.476 km

Perigee altitude

704.663 km

Semi-major axis

7,473.207 km

Eccentricity

0.05224

Inclination

55.5683°

RAAN

249.4669°

Arg. of periapsis

338.6189°

True anomaly

58.10689°

Mean anomaly

53.1292°

Eccentric anomaly

55.59888°

Mean motion

3.35956 °/min

Orbital period

107.16 mins

BSTAR

0.00045504

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Other satellites on launch #20 in the year 1965 (1965-03-15 UTC)

SL-8 DEB, 1556 (Decayed)

SL-8 DEB, 1479

SL-8 DEB, 1555 (Decayed)

SL-8 DEB, 1410 (Decayed)

SL-8 DEB, 2204 (Decayed)

SL-8 DEB, 3038

SL-8 DEB, 1482 (Decayed)

SL-8 DEB, 1417 (Decayed)

SL-8 DEB, 1557 (Decayed)

SL-8 DEB, 1477

SL-8 DEB, 1478

SL-8 DEB, 2637 (Decayed)

SL-8 DEB, 1373 (Decayed)

SL-8 DEB, 1339 (Decayed)

SL-8 DEB, 1338 (Decayed)

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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.
7 mins	2026-03-20 11:55:08.840Z	152.81° SSE	2026-03-20 11:58:08.840Z	116.679° SE	17.561°	2026-03-20 12:02:08.840Z	75.377° E
10 mins	2026-03-20 13:45:08.840Z	232.459° WSW	2026-03-20 13:49:08.840Z	358.254° N	44.206°	2026-03-20 13:55:08.840Z	44.593° NE
9 mins	2026-03-20 15:38:08.840Z	297.916° NW	2026-03-20 15:41:08.840Z	335.813° NNW	25.756°	2026-03-20 15:47:08.840Z	36.634° NE
11 mins	2026-03-20 17:31:08.840Z	322.873° NNW	2026-03-20 17:36:08.840Z	13.595° NNE	22.67°	2026-03-20 17:42:08.840Z	59.98° ENE
14 mins	2026-03-20 19:23:08.840Z	324.137° NNW	2026-03-20 19:29:08.840Z	26.035° NE	34.908°	2026-03-20 19:37:08.840Z	99.445° ESE
15 mins	2026-03-20 21:15:08.840Z	308.213° NW	2026-03-20 21:22:08.840Z	217.199° SW	43.117°	2026-03-20 21:30:08.840Z	149.201° SSE
9 mins	2026-03-20 23:09:08.840Z	272.82° WNW	2026-03-20 23:13:08.840Z	242.715° WSW	17.064°	2026-03-20 23:18:08.840Z	208.525° 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, 13517 on other resources

View SL-8 DEB, 13517 on Heavens-Above

View SL-8 DEB, 13517 on Keep Track

View SL-8 DEB, 13517 on Celestrak

View SL-8 DEB, 13517 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, 13517

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: 2026-03-18T11:44:53.524Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #20 in the year 1965 (1965-03-15 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 13517 on other resources

Documentation

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