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 (61 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.2 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 13 hours ago

TLE from 13 hours ago

0 SL-8 DEB
1 01617U 65073J   26119.51807368 -.00000146  00000-0 -40810-3 0  9992
2 01617  56.1280 192.7422 0235444 243.3929 129.9256 12.34832167724431

Epoch: 2026-04-29T12:26Z

TLE epoch observation values (Epoch: 2026-04-29T12:26:01.565Z)

Latitude

12.6893°

Longitude

157.40904°

Altitude

1,650.891 km

Speed

6.994 km/s

True Right ascension

13h 25m 34s

True Declination

12° 37' 26"

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

08:36:05

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,714.556 km

Perigee altitude

1,342.247 km

Semi-major axis

7,906.538 km

Eccentricity

0.02354

Inclination

56.128°

RAAN

192.7422°

Arg. of periapsis

243.3929°

True anomaly

131.95582°

Mean anomaly

129.9256°

Eccentric anomaly

130.94456°

Mean motion

3.08719 °/min

Orbital period

116.61 mins

BSTAR

-0.0004081

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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.
17 mins	2026-04-30 05:55:34.748Z	184.159° SSW	2026-04-30 06:03:34.748Z	124.218° SE	33.52°	2026-04-30 06:12:34.748Z	56.841° ENE
19 mins	2026-04-30 07:56:34.748Z	239.586° WSW	2026-04-30 08:05:34.748Z	320.728° NNW	42.774°	2026-04-30 08:15:34.748Z	43.611° NE
16 mins	2026-04-30 10:01:34.748Z	287.282° WNW	2026-04-30 10:09:34.748Z	346.096° N	29.441°	2026-04-30 10:17:34.748Z	45.611° ENE
15 mins	2026-04-30 12:07:34.748Z	318.699° NNW	2026-04-30 12:14:34.748Z	13.182° NNE	29.682°	2026-04-30 12:22:34.748Z	74.939° E
18 mins	2026-04-30 14:09:34.748Z	317.123° NNW	2026-04-30 14:18:34.748Z	42.324° NE	43.424°	2026-04-30 14:27:34.748Z	124.196° SE
15 mins	2026-04-30 16:12:34.748Z	298.626° NW	2026-04-30 16:19:34.748Z	245.578° WSW	30.407°	2026-04-30 16:27:34.748Z	180.428° SSW

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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: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2026-04-29T12:26:01.565Z)

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: 13 hours ago