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: 10 hours ago

TLE from 10 hours ago

0 SL-8 DEB
1 01618U 65073K   25346.95453689  .00000179  00000-0  20990-2 0  9995
2 01618  56.1767 271.9640 0226482  22.5094  47.0773 12.30362362700198

Epoch: 2025-12-12T22:54Z

TLE epoch observation values (Epoch: 2025-12-12T22:54:31.987Z)

Latitude

52.12241°

Longitude

-94.56231°

Altitude

1,434.437 km

Speed

7.204 km/s

True Right ascension

22h 03m 50s

True Declination

51° 58' 12"

Sunlit

Object was in daylight 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

07:29:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,727.036 km

Perigee altitude

1,368.031 km

Semi-major axis

7,925.67 km

Eccentricity

0.02265

Inclination

56.1767°

RAAN

271.964°

Arg. of periapsis

22.5094°

True anomaly

49.01472°

Mean anomaly

47.0773°

Eccentric anomaly

48.04228°

Mean motion

3.07602 °/min

Orbital period

117.03 mins

BSTAR

0.002099

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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.
14 mins	2025-12-13 20:04:56.188Z	177.547° S	2025-12-13 20:11:56.188Z	116.877° SE	28.056°	2025-12-13 20:18:56.188Z	60.764° ENE
15 mins	2025-12-13 22:06:56.188Z	238.849° WSW	2025-12-13 22:12:56.188Z	300.928° NW	42.884°	2025-12-13 22:21:56.188Z	43.083° NE
13 mins	2025-12-14 00:10:56.188Z	290.233° WNW	2025-12-14 00:16:56.188Z	342.387° N	27.166°	2025-12-14 00:23:56.188Z	41.332° NE
14 mins	2025-12-14 02:15:56.188Z	319.944° NNW	2025-12-14 02:21:56.188Z	10.201° NNE	27.163°	2025-12-14 02:29:56.188Z	72.476° E
17 mins	2025-12-14 04:18:56.188Z	319.972° NNW	2025-12-14 04:25:56.188Z	25.146° NE	42.169°	2025-12-14 04:35:56.188Z	120.963° SE
15 mins	2025-12-14 06:21:56.188Z	296.713° NW	2025-12-14 06:28:56.188Z	231.933° WSW	33.022°	2025-12-14 06:36:56.188Z	174.581° 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: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2025-12-12T22:54:31.987Z)

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: 10 hours ago