SL-8 DEB, 1335

Orbit data source: Space-Track

SL-8 DEB, 1335 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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https://www.satcat.com/sats-embedded/1335?theme=dark&initialShowStats=false

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Identifier

1335, 1965-020E

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: 12 hours ago

TLE from 12 hours ago

0 SL-8 DEB
1  1335U 65020E   26052.30796215  .00003118  00000-0  92083-3 0  9991
2  1335  56.0782   4.4471 0524746 306.6280  48.7510 13.87241651993908

Epoch: 2026-02-21T07:23Z

TLE epoch observation values (Epoch: 2026-02-21T07:23:27.929Z)

Latitude

-0.00003°

Longitude

102.34829°

Altitude

698.314 km

Speed

7.63 km/s

True Right ascension

00h 17m 47s

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

22:41:21

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,322.037 km

Perigee altitude

554.202 km

Semi-major axis

7,316.256 km

Eccentricity

0.05247

Inclination

56.0782°

RAAN

4.4471°

Arg. of periapsis

306.628°

True anomaly

53.47059°

Mean anomaly

48.751°

Eccentric anomaly

51.09053°

Mean motion

3.46825 °/min

Orbital period

103.8 mins

BSTAR

0.00092083

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

SL-8 DEB, 1497 (Decayed)

SL-8 R/B, 1270 (Decayed)

SL-8 DEB, 1551 (Decayed)

COSMOS 61, 1267 (Decayed)

SL-8 DEB, 1489 (Decayed)

COSMOS 63, 1269 (Decayed)

SL-8 DEB, 1348 (Decayed)

SL-8 DEB *, 3745

SL-8 DEB *, 3931

SL-8 DEB, 1480

SL-8 DEB, 1418 (Decayed)

SL-8 DEB, 1563 (Decayed)

SL-8 DEB, 1537 (Decayed)

SL-8 DEB, 1345 (Decayed)

SL-8 DEB, 4016 (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.
6 mins	2026-02-21 21:21:53.876Z	140.277° SSE	2026-02-21 21:24:53.876Z	107.9° ESE	14.518°	2026-02-21 21:27:53.876Z	80.348° E
11 mins	2026-02-21 23:06:53.876Z	219.024° SW	2026-02-21 23:10:53.876Z	189.095° SSW	44.353°	2026-02-21 23:17:53.876Z	46.676° ENE
11 mins	2026-02-22 00:55:53.876Z	281.611° WNW	2026-02-22 00:59:53.876Z	329.49° NNW	28.861°	2026-02-22 01:06:53.876Z	37.789° NE
10 mins	2026-02-22 02:46:53.876Z	322.236° NNW	2026-02-22 02:50:53.876Z	1.958° NNE	21.797°	2026-02-22 02:56:53.876Z	50.325° ENE
12 mins	2026-02-22 04:35:53.876Z	328.942° NNW	2026-02-22 04:40:53.876Z	18.024° NNE	29.202°	2026-02-22 04:47:53.876Z	83.342° E
15 mins	2026-02-22 06:23:53.876Z	316.249° NNW	2026-02-22 06:30:53.876Z	69.427° E	44.761°	2026-02-22 06:38:53.876Z	133.08° SE
12 mins	2026-02-22 08:12:53.876Z	290.252° WNW	2026-02-22 08:18:53.876Z	236.577° WSW	25.059°	2026-02-22 08:24:53.876Z	187.893° SSW

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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, 1335 on other resources

View SL-8 DEB, 1335 on Heavens-Above

View SL-8 DEB, 1335 on Keep Track

View SL-8 DEB, 1335 on Celestrak

View SL-8 DEB, 1335 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, 1335

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-02-21T07:23:27.929Z)

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, 1335 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago