SL-8 DEB, 1618

Orbit data source: Space-Track

SL-8 DEB, 1618 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/1618?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/1618?theme=dark&initialShowStats=false

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Identifier

1618, 1965-073K

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: 22 hours ago

TLE from 22 hours ago

0 SL-8 DEB
1 01618U 65073K   26174.29612104  .00000101  00000-0  14783-2 0  9999
2 01618  56.1748 132.7618 0224622 267.7125 243.9560 12.30410744723866

Epoch: 2026-06-23T07:06Z

TLE epoch observation values (Epoch: 2026-06-23T07:06:24.857Z)

Latitude

25.08344°

Longitude

-83.49994°

Altitude

1,630.086 km

Speed

7.023 km/s

True Right ascension

19h 38m 17s

True Declination

24° 57' 58"

Sunlit

Object was in partial 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

16:40:15

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,725.349 km

Perigee altitude

1,369.303 km

Semi-major axis

7,925.463 km

Eccentricity

0.02246

Inclination

56.1748°

RAAN

132.7618°

Arg. of periapsis

267.7125°

True anomaly

241.67217°

Mean anomaly

243.956°

Eccentric anomaly

242.81122°

Mean motion

3.07614 °/min

Orbital period

117.03 mins

BSTAR

0.0014783

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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.
19 mins	2026-06-24 06:11:10.063Z	316.833° NNW	2026-06-24 06:21:10.063Z	38.246° NE	41.054°	2026-06-24 06:30:10.063Z	114.565° SE
17 mins	2026-06-24 08:15:10.063Z	304.278° NW	2026-06-24 08:23:10.063Z	242.559° WSW	36.536°	2026-06-24 08:32:10.063Z	168.274° S
12 mins	2026-06-24 21:23:10.063Z	151.991° SSE	2026-06-24 21:28:10.063Z	115.706° SE	21.367°	2026-06-24 21:35:10.063Z	68.876° E
18 mins	2026-06-24 23:21:10.063Z	218.962° SW	2026-06-24 23:29:10.063Z	185.402° SSW	44.69°	2026-06-24 23:39:10.063Z	46.311° ENE
17 mins	2026-06-25 01:25:10.063Z	271.541° WNW	2026-06-25 01:33:10.063Z	334.97° NNW	33.586°	2026-06-25 01:42:10.063Z	42.996° NE
16 mins	2026-06-25 03:31:10.063Z	309.136° NW	2026-06-25 03:39:10.063Z	8.844° NNE	27.792°	2026-06-25 03:47:10.063Z	63.369° 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, 1618 on other resources

View SL-8 DEB, 1618 on Heavens-Above

View SL-8 DEB, 1618 on Keep Track

View SL-8 DEB, 1618 on Celestrak

View SL-8 DEB, 1618 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, 1618

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 22 hours ago

TLE from 22 hours ago

TLE epoch observation values (Epoch: 2026-06-23T07:06:24.857Z)

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, 1618 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 22 hours ago