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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ISO8601 Format

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 (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: 8 hours ago

TLE from 8 hours ago

0 SL-8 DEB
1  1618U 65073K   25336.32829564  .00000119  00000-0  16277-2 0  9991
2  1618  56.1772 299.5409 0225836   8.9376 140.3406 12.30356243698889

Epoch: 2025-12-02T07:52Z

TLE epoch observation values (Epoch: 2025-12-02T07:52:44.743Z)

Latitude

23.88325°

Longitude

-87.23378°

Altitude

1,688.232 km

Speed

6.971 km/s

True Right ascension

06h 49m 28s

True Declination

23° 46' 15"

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

13:45:07

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,726.55 km

Perigee altitude

1,368.569 km

Semi-major axis

7,925.697 km

Eccentricity

0.02258

Inclination

56.1772°

RAAN

299.5409°

Arg. of periapsis

8.9376°

True anomaly

141.95688°

Mean anomaly

140.3406°

Eccentric anomaly

141.15223°

Mean motion

3.076 °/min

Orbital period

117.03 mins

BSTAR

0.0016277

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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.
13 mins	2025-12-02 22:46:36.069Z	178.238° S	2025-12-02 22:52:36.069Z	125.961° SE	29.621°	2025-12-02 22:59:36.069Z	62.449° ENE
16 mins	2025-12-03 00:47:36.069Z	240.151° WSW	2025-12-03 00:54:36.069Z	314.571° NW	42.481°	2025-12-03 01:03:36.069Z	43.027° NE
14 mins	2025-12-03 02:52:36.069Z	292.84° NW	2025-12-03 02:58:36.069Z	345.052° N	27.227°	2025-12-03 03:06:36.069Z	46.338° ENE
14 mins	2025-12-03 04:57:36.069Z	321.227° NNW	2025-12-03 05:03:36.069Z	11.665° NNE	28.071°	2025-12-03 05:11:36.069Z	73.89° E
17 mins	2025-12-03 07:00:36.069Z	319.634° NNW	2025-12-03 07:07:36.069Z	25.141° NE	42.902°	2025-12-03 07:17:36.069Z	123.165° SE
16 mins	2025-12-03 09:02:36.069Z	299.035° NW	2025-12-03 09:09:36.069Z	245.134° WSW	31.962°	2025-12-03 09:18:36.069Z	176.985° S

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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: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2025-12-02T07:52:44.743Z)

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: 8 hours ago