SL-8 DEB, 3749

Orbit data source: Space-Track

SL-8 DEB, 3749 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/3749?theme=dark&initialShowStats=false

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Identifier

3749, 1965-020EU

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: 14 hours ago

TLE from 14 hours ago

0 SL-8 DEB
1 03749U 65020EU  26018.22785524  .00001057  00000-0  41307-3 0  9999
2 03749  56.1120 322.8732 0447758 178.5738 181.6635 13.92653498779767

Epoch: 2026-01-18T05:28Z

TLE epoch observation values (Epoch: 2026-01-18T05:28:06.692Z)

Latitude

0°

Longitude

123.20387°

Altitude

1,247.117 km

Speed

7.069 km/s

True Right ascension

21h 31m 29s

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

20:01:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,245.889 km

Perigee altitude

592.405 km

Semi-major axis

7,297.284 km

Eccentricity

0.04478

Inclination

56.112°

RAAN

322.8732°

Arg. of periapsis

178.5738°

True anomaly

181.52246°

Mean anomaly

181.6635°

Eccentric anomaly

181.59222°

Mean motion

3.48178 °/min

Orbital period

103.4 mins

BSTAR

0.00041307

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

SL-8 DEB, 1410 (Decayed)

COSMOS 61, 1267 (Decayed)

SL-8 DEB, 1481 (Decayed)

SL-8 DEB, 1346 (Decayed)

SL-8 DEB, 1354 (Decayed)

SL-8 DEB *, 3965

COSMOS 62, 1268 (Decayed)

SL-8 DEB, 1491 (Decayed)

SL-8 DEB, 1530 (Decayed)

SL-8 R/B, 1270 (Decayed)

SL-8 DEB, 1372 (Decayed)

SL-8 DEB, 1490 (Decayed)

SL-8 DEB, 1400 (Decayed)

SL-8 DEB, 1568 (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.
11 mins	2026-01-18 21:04:25.032Z	174.243° S	2026-01-18 21:10:25.032Z	122.779° SE	24.358°	2026-01-18 21:15:25.032Z	72.37° E
13 mins	2026-01-18 22:51:25.032Z	229.959° WSW	2026-01-18 22:57:25.032Z	273.564° WNW	43.974°	2026-01-18 23:04:25.032Z	43.194° NE
9 mins	2026-01-19 00:42:25.032Z	289.557° WNW	2026-01-19 00:46:25.032Z	334.589° NNW	24.614°	2026-01-19 00:51:25.032Z	30.349° NE
6 mins	2026-01-19 02:33:25.032Z	330.588° NNW	2026-01-19 02:36:25.032Z	3.293° NNE	15.888°	2026-01-19 02:39:25.032Z	36.022° NE
7 mins	2026-01-19 04:22:25.032Z	340.193° N	2026-01-19 04:25:25.032Z	21.469° NNE	22.966°	2026-01-19 04:29:25.032Z	77.335° E
8 mins	2026-01-19 06:09:25.032Z	312.498° NW	2026-01-19 06:13:25.032Z	271.146° WNW	44.242°	2026-01-19 06:17:25.032Z	141.232° SSE

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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, 3749 on other resources

View SL-8 DEB, 3749 on Heavens-Above

View SL-8 DEB, 3749 on Keep Track

View SL-8 DEB, 3749 on Celestrak

View SL-8 DEB, 3749 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, 3749

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-01-18T05:28:06.692Z)

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, 3749 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago