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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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: 14 hours ago

TLE from 14 hours ago

0 SL-8 DEB
1 01617U 65073J   26061.50823303 -.00000405  00000-0 -22849-2 0  9993
2 01617  56.1306 344.7695 0235918 167.9089  14.5549 12.34823495717266

Epoch: 2026-03-02T12:11Z

TLE epoch observation values (Epoch: 2026-03-02T12:11:51.333Z)

Latitude

-2.71592°

Longitude

-176.67956°

Altitude

1,349.807 km

Speed

7.265 km/s

True Right ascension

11h 06m 20s

True Declination

-2° 42' 03"

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

06:17:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,714.968 km

Perigee altitude

1,341.908 km

Semi-major axis

7,906.575 km

Eccentricity

0.02359

Inclination

56.1306°

RAAN

344.7695°

Arg. of periapsis

167.9089°

True anomaly

15.25421°

Mean anomaly

14.5549°

Eccentric anomaly

14.90253°

Mean motion

3.08717 °/min

Orbital period

116.61 mins

BSTAR

-0.0022849

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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.
16 mins	2026-03-03 03:15:16.528Z	318.398° NNW	2026-03-03 03:23:16.528Z	23.491° NE	34.588°	2026-03-03 03:31:16.528Z	98.873° ESE
14 mins	2026-03-03 05:19:16.528Z	307.645° NW	2026-03-03 05:26:16.528Z	214.744° SW	41.854°	2026-03-03 05:33:16.528Z	153.322° SSE
4 mins	2026-03-03 07:24:16.528Z	261.849° W	2026-03-03 07:26:16.528Z	247.032° WSW	11.66°	2026-03-03 07:28:16.528Z	232.366° WSW
6 mins	2026-03-03 18:27:16.528Z	124.439° SE	2026-03-03 18:29:16.528Z	111.859° ESE	12.809°	2026-03-03 18:33:16.528Z	87.032° E
17 mins	2026-03-03 20:21:16.528Z	202.052° SSW	2026-03-03 20:30:16.528Z	118.106° SE	41.007°	2026-03-03 20:38:16.528Z	51.871° ENE
16 mins	2026-03-03 22:24:16.528Z	257.135° W	2026-03-03 22:32:16.528Z	328.603° NNW	37.467°	2026-03-03 22:40:16.528Z	39.933° NE
13 mins	2026-03-04 00:30:16.528Z	304.528° NW	2026-03-04 00:36:16.528Z	352.757° N	25.602°	2026-03-04 00:43:16.528Z	49.258° ENE

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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: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-03-02T12:11:51.333Z)

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: 14 hours ago