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

Small (<0.1 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  26015.66898013  .00000420  00000-0  90602-3 0  9998
2 01634  56.1571 119.0287 0851742 234.7730 117.0558 12.48513115743431

Epoch: 2026-01-15T16:03Z

TLE epoch observation values (Epoch: 2026-01-15T16:03:19.883Z)

Latitude

-0.00006°

Longitude

123.07651°

Altitude

1,818.365 km

Speed

6.82 km/s

True Right ascension

07h 56m 06s

True Declination

0° 00' 00"

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

10:05:20

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,139.032 km

Perigee altitude

802.024 km

Semi-major axis

7,848.665 km

Eccentricity

0.08517

Inclination

56.1571°

RAAN

119.0287°

Arg. of periapsis

234.773°

True anomaly

125.31721°

Mean anomaly

117.0558°

Eccentric anomaly

121.22881°

Mean motion

3.1214 °/min

Orbital period

115.33 mins

BSTAR

0.00090602

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

SL-8 DEB, 1353 (Decayed)

SL-8 DEB, 1633 (Decayed)

SL-8 DEB, 3038

SL-8 DEB, 1536 (Decayed)

SL-8 DEB, 1339 (Decayed)

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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.
24 mins	2026-01-16 09:28:29.084Z	229.195° WSW	2026-01-16 09:40:29.084Z	313.215° NW	44.584°	2026-01-16 09:52:29.084Z	44.88° NE
20 mins	2026-01-16 11:33:29.084Z	276.772° WNW	2026-01-16 11:43:29.084Z	339.427° N	33.808°	2026-01-16 11:53:29.084Z	46.07° ENE
18 mins	2026-01-16 13:38:29.084Z	308.587° NW	2026-01-16 13:48:29.084Z	12.233° NNE	30.491°	2026-01-16 13:56:29.084Z	68.419° E
18 mins	2026-01-16 15:41:29.084Z	317.385° NNW	2026-01-16 15:51:29.084Z	36.781° NE	41.17°	2026-01-16 15:59:29.084Z	113.086° SE
15 mins	2026-01-16 17:43:29.084Z	304.921° NW	2026-01-16 17:51:29.084Z	246.655° WSW	35.716°	2026-01-16 17:58:29.084Z	173.029° S
15 mins	2026-01-17 06:35:29.084Z	150.279° SSE	2026-01-17 06:42:29.084Z	109.565° ESE	21.874°	2026-01-17 06:50:29.084Z	67.479° ENE
22 mins	2026-01-17 08:31:29.084Z	211.149° SW	2026-01-17 08:41:29.084Z	146.348° SSE	44.1°	2026-01-17 08:53:29.084Z	47.605° 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, 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: 2026-01-15T16:03:19.883Z)

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