SL-8 DEB, 1549

Orbit data source: Space-Track

SL-8 DEB, 1549 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 src="https://www.satcat.com/sats-embedded/1549?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/1549?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1549, 1965-020CV

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: 19 hours ago

TLE from 19 hours ago

0 SL-8 DEB
1 01549U 65020CV  26042.98193967  .00000203  00000-0  40385-3 0  9996
2 01549  56.1680 274.0678 0837240 290.8828  60.4462 12.64474830799109

Epoch: 2026-02-11T23:33Z

TLE epoch observation values (Epoch: 2026-02-11T23:33:59.587Z)

Latitude

-0.00005°

Longitude

138.52924°

Altitude

1,128.047 km

Speed

7.418 km/s

True Right ascension

18h 16m 16s

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

21:24:55

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,055.913 km

Perigee altitude

752.754 km

Semi-major axis

7,782.47 km

Eccentricity

0.08372

Inclination

56.168°

RAAN

274.0678°

Arg. of periapsis

290.8828°

True anomaly

69.2107°

Mean anomaly

60.4462°

Eccentric anomaly

64.78619°

Mean motion

3.16131 °/min

Orbital period

113.88 mins

BSTAR

0.00040385

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

SL-8 DEB, 1635 (Decayed)

SL-8 DEB, 1335

SL-8 DEB, 1550 (Decayed)

SL-8 DEB, 1339 (Decayed)

SL-8 DEB, 1375 (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.
9 mins	2026-02-12 18:54:03.379Z	10.692° NNE	2026-02-12 18:54:03.379Z	10.692° NNE	37.422°	2026-02-12 19:03:03.379Z	44.878° NE
19 mins	2026-02-12 20:45:03.379Z	293.276° NW	2026-02-12 20:53:03.379Z	349.043° N	30.492°	2026-02-12 21:04:03.379Z	55.066° ENE
20 mins	2026-02-12 22:47:03.379Z	316.165° NNW	2026-02-12 22:56:03.379Z	16.939° NNE	33.649°	2026-02-12 23:07:03.379Z	85.984° E
22 mins	2026-02-13 00:47:03.379Z	315.924° NNW	2026-02-13 00:58:03.379Z	64.641° ENE	44.504°	2026-02-13 01:09:03.379Z	130.655° SE
18 mins	2026-02-13 02:47:03.379Z	301.222° NW	2026-02-13 02:56:03.379Z	247.787° W	31.321°	2026-02-13 03:05:03.379Z	184.851° SSW
12 mins	2026-02-13 15:32:03.379Z	150.221° SSE	2026-02-13 15:37:03.379Z	108.368° ESE	21.708°	2026-02-13 15:44:03.379Z	64.456° ENE
18 mins	2026-02-13 17:27:03.379Z	220.925° SW	2026-02-13 17:34:03.379Z	195.991° SSW	44.875°	2026-02-13 17:45:03.379Z	45.965° 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, 1549 on other resources

View SL-8 DEB, 1549 on Heavens-Above

View SL-8 DEB, 1549 on Keep Track

View SL-8 DEB, 1549 on Celestrak

View SL-8 DEB, 1549 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, 1549

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 19 hours ago

TLE from 19 hours ago

TLE epoch observation values (Epoch: 2026-02-11T23:33:59.587Z)

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, 1549 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 19 hours ago