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 URL

https://www.satcat.com/sats-embedded/1549?theme=dark&initialShowStats=false

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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

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 21 hours ago

TLE from 21 hours ago

0 SL-8 DEB
1 01549U 65020CV  25258.54922895 -.00000361  00000-0 -33590-3 0  9993
2 01549  56.1652 332.9328 0843238  84.0456 285.5816 12.64261841780208

Epoch: 2025-09-15T13:10Z

TLE epoch observation values (Epoch: 2025-09-15T13:10:53.381Z)

Latitude

-0.00005°

Longitude

140.45806°

Altitude

1,283.081 km

Speed

7.272 km/s

True Right ascension

22h 11m 43s

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

02:33:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,061.529 km

Perigee altitude

748.887 km

Semi-major axis

7,783.345 km

Eccentricity

0.08432

Inclination

56.1652°

RAAN

332.9328°

Arg. of periapsis

84.0456°

True anomaly

276.04738°

Mean anomaly

285.5816°

Eccentric anomaly

280.83635°

Mean motion

3.16078 °/min

Orbital period

113.9 mins

BSTAR

-0.0003359

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

COSMOS 61, 1267 (Decayed)

SL-8 DEB, 1355 (Decayed)

SL-8 DEB, 1356 (Decayed)

SL-8 DEB, 1370 (Decayed)

SL-8 DEB, 1371 (Decayed)

SL-8 DEB, 1372 (Decayed)

SL-8 DEB, 1373 (Decayed)

SL-8 DEB, 1375 (Decayed)

SL-8 DEB, 1392

SL-8 DEB, 1397 (Decayed)

SL-8 DEB, 1398 (Decayed)

SL-8 DEB, 1400 (Decayed)

SL-8 DEB, 1401 (Decayed)

SL-8 DEB, 1402 (Decayed)

SL-8 DEB, 1403 (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.
5 mins	2025-09-16 10:23:03.490Z	315.018° NNW	2025-09-16 10:26:03.490Z	352.609° N	14.352°	2025-09-16 10:28:03.490Z	17.513° NNE
5 mins	2025-09-16 12:24:03.490Z	348.386° N	2025-09-16 12:26:03.490Z	14.915° NNE	16.017°	2025-09-16 12:29:03.490Z	51.981° ENE
9 mins	2025-09-16 14:22:03.490Z	328.021° NNW	2025-09-16 14:26:03.490Z	58.038° ENE	39.475°	2025-09-16 14:31:03.490Z	117.454° SE
8 mins	2025-09-16 16:21:03.490Z	274.83° WNW	2025-09-16 16:24:03.490Z	232.211° WSW	24.842°	2025-09-16 16:29:03.490Z	182.484° SSW
10 mins	2025-09-17 07:05:03.490Z	216.074° SW	2025-09-17 07:10:03.490Z	140.195° SSE	44.124°	2025-09-17 07:15:03.490Z	48.49° ENE
6 mins	2025-09-17 09:06:03.490Z	291.179° WNW	2025-09-17 09:09:03.490Z	335.098° NNW	22.021°	2025-09-17 09:12:03.490Z	18.652° NNE

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: 21 hours ago

TLE from 21 hours ago

TLE epoch observation values (Epoch: 2025-09-15T13:10:53.381Z)

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: 21 hours ago