SL-8 DEB, 1634

Orbit data source: Space-Track

SL-8 DEB, 1634 is space debris in LEO originally from a launch on Mon, 15 Mar 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 URL

https://www.satcat.com/sats-embedded/1634?theme=dark&initialShowStats=false

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Identifier

1634, 1965-020ED

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1965-03-15 (61 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 17 hours ago

TLE from 17 hours ago

0 SL-8 DEB
1 01634U 65020ED  26254.51602412 -.00000034  00000-0  10851-3 0  9993
2 01634  56.1549 188.4528 0852927 196.2824 160.9037 12.48579904773267

Epoch: 2026-09-11T12:23Z

TLE epoch observation values (Epoch: 2026-09-11T12:23:04.483Z)

Latitude

0.00001°

Longitude

12.14586°

Altitude

2,109.533 km

Speed

6.57 km/s

True Right ascension

12h 33m 48s

True Declination

0° 00' 00"

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

21:44:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,139.658 km

Perigee altitude

800.838 km

Semi-major axis

7,848.385 km

Eccentricity

0.08529

Inclination

56.1549°

RAAN

188.4528°

Arg. of periapsis

196.2824°

True anomaly

163.80646°

Mean anomaly

160.9037°

Eccentric anomaly

162.38276°

Mean motion

3.12157 °/min

Orbital period

115.33 mins

BSTAR

0.00010851

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Other satellites on launch #20 in the year 1965 (1965-03-15 UTC)

SL-8 DEB, 1345 (Decayed)

SL-8 DEB, 1549

SL-8 DEB, 1542 (Decayed)

SL-8 DEB, 1349 (Decayed)

SL-8 DEB, 1598 (Decayed)

SL-8 DEB, 1480

SL-8 DEB, 1340 (Decayed)

SL-8 DEB, 1600 (Decayed)

SL-8 DEB, 1478

SL-8 DEB *, 3931

SL-8 DEB, 1499 (Decayed)

SL-8 DEB, 1539 (Decayed)

SL-8 DEB, 6736 (Decayed)

SL-8 DEB, 2934

SL-8 DEB, 13517

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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	2026-09-12 06:20:23.529Z	307.662° NW	2026-09-12 06:27:23.529Z	237.066° WSW	54.397°	2026-09-12 06:33:23.529Z	159.388° S
12 mins	2026-09-12 19:14:23.529Z	139.95° SSE	2026-09-12 19:20:23.529Z	109.111° ESE	17.73°	2026-09-12 19:26:23.529Z	77.805° E
22 mins	2026-09-12 21:08:23.529Z	202.35° SSW	2026-09-12 21:19:23.529Z	134.22° SE	63.463°	2026-09-12 21:30:23.529Z	50.125° ENE
20 mins	2026-09-12 23:10:23.529Z	251.332° W	2026-09-12 23:21:23.529Z	328.949° NNW	55.604°	2026-09-12 23:30:23.529Z	40.807° NE
15 mins	2026-09-13 01:16:23.529Z	296.652° NW	2026-09-13 01:24:23.529Z	350.404° N	31.626°	2026-09-13 01:31:23.529Z	46.435° ENE
14 mins	2026-09-13 03:20:23.529Z	319.173° NNW	2026-09-13 03:27:23.529Z	11.798° NNE	35.014°	2026-09-13 03:34:23.529Z	81.072° E

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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, 1634 on other resources

View SL-8 DEB, 1634 on Heavens-Above

View SL-8 DEB, 1634 on Keep Track

View SL-8 DEB, 1634 on Celestrak

View SL-8 DEB, 1634 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, 1634

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2026-09-11T12:23:04.483Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #20 in the year 1965 (1965-03-15 UTC)

SL-8 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 DEB, 1634 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago