SL-8 DEB, 1617

Orbit data source: Space-Track

SL-8 DEB, 1617 is space debris in LEO originally from a launch on Sat, 18 Sep 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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<iframe src="https://www.satcat.com/sats-embedded/1617?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/1617?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1617, 1965-073J

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1965-09-18 (60 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

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 SL-8 DEB
1  1617U 65073J   25336.39778535 -.00000105  00000-0 -92296-4 0  9992
2  1617  56.1273 220.9385 0243861  52.4429 118.9083 12.34805337706133

Epoch: 2025-12-02T09:32Z

TLE epoch observation values (Epoch: 2025-12-02T09:32:48.654Z)

Latitude

5.12982°

Longitude

-177.18598°

Altitude

1,625.989 km

Speed

7.016 km/s

True Right ascension

02h 30m 00s

True Declination

5° 06' 09"

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

13:14:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,721.329 km

Perigee altitude

1,335.704 km

Semi-major axis

7,906.653 km

Eccentricity

0.02439

Inclination

56.1273°

RAAN

220.9385°

Arg. of periapsis

52.4429°

True anomaly

121.31829°

Mean anomaly

118.9083°

Eccentric anomaly

120.1169°

Mean motion

3.08712 °/min

Orbital period

116.61 mins

BSTAR

-0.000092296

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Other satellites on launch #73 in the year 1965 (1965-09-18 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.
4 mins	2025-12-02 16:33:09.669Z	125.768° SE	2025-12-02 16:35:09.669Z	110.933° ESE	11.595°	2025-12-02 16:37:09.669Z	96.128° ESE
14 mins	2025-12-02 18:29:09.669Z	204.591° SW	2025-12-02 18:35:09.669Z	134.91° SE	41.998°	2025-12-02 18:43:09.669Z	50.191° ENE
14 mins	2025-12-02 20:31:09.669Z	265.785° W	2025-12-02 20:37:09.669Z	325.496° NNW	33.864°	2025-12-02 20:45:09.669Z	40.387° NE
12 mins	2025-12-02 22:36:09.669Z	311.038° NW	2025-12-02 22:41:09.669Z	354.771° N	23.678°	2025-12-02 22:48:09.669Z	52.064° ENE
14 mins	2025-12-03 00:39:09.669Z	323.616° NNW	2025-12-03 00:46:09.669Z	32.632° NE	32.213°	2025-12-03 00:53:09.669Z	91.146° ESE
16 mins	2025-12-03 02:41:09.669Z	311.763° NW	2025-12-03 02:48:09.669Z	239.855° WSW	44.359°	2025-12-03 02:57:09.669Z	144.57° SSE
9 mins	2025-12-03 04:45:09.669Z	274.985° WNW	2025-12-03 04:49:09.669Z	244.68° WSW	17.953°	2025-12-03 04:54:09.669Z	209.717° 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, 1617 on other resources

View SL-8 DEB, 1617 on Heavens-Above

View SL-8 DEB, 1617 on Keep Track

View SL-8 DEB, 1617 on Celestrak

View SL-8 DEB, 1617 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, 1617

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2025-12-02T09:32:48.654Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 1617 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago