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 shape, 0.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 13 hours ago

TLE from 13 hours ago

0 SL-8 DEB
1  1549U 65020CV  25319.27506198  .00001065  00000-0  15486-2 0  9998
2  1549  56.1605 162.7115 0841502 167.8813 194.3804 12.64325782787888

Epoch: 2025-11-15T06:36Z

TLE epoch observation values (Epoch: 2025-11-15T06:36:05.355Z)

Latitude

-0.00003°

Longitude

9.08262°

Altitude

2,043.709 km

Speed

6.594 km/s

True Right ascension

10h 50m 50s

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

16:35:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

2,059.894 km

Perigee altitude

749.998 km

Semi-major axis

7,783.083 km

Eccentricity

0.08415

Inclination

56.1605°

RAAN

162.7115°

Arg. of periapsis

167.8813°

True anomaly

192.20817°

Mean anomaly

194.3804°

Eccentric anomaly

193.2734°

Mean motion

3.16094 °/min

Orbital period

113.89 mins

BSTAR

0.0015486

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

SL-8 DEB, 1534 (Decayed)

SL-8 DEB, 1353 (Decayed)

COSMOS 61, 1267 (Decayed)

SL-8 DEB, 1552 (Decayed)

SL-8 DEB, 2637 (Decayed)

SL-8 DEB, 1596 (Decayed)

SL-8 DEB, 1565 (Decayed)

SL-8 DEB, 1485 (Decayed)

SL-8 DEB, 1601 (Decayed)

SL-8 DEB, 2387 (Decayed)

SL-8 DEB, 1532 (Decayed)

SL-8 DEB, 1338 (Decayed)

SL-8 DEB, 1533 (Decayed)

SL-8 DEB, 1559 (Decayed)

SL-8 DEB, 1566 (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	2025-11-15 20:18:42.269Z	311.615° NW	2025-11-15 20:24:42.269Z	0.373° NNE	21.29°	2025-11-15 20:29:42.269Z	49.409° ENE
9 mins	2025-11-15 22:20:42.269Z	329.032° NNW	2025-11-15 22:25:42.269Z	32.723° NE	30.594°	2025-11-15 22:29:42.269Z	88.836° E
9 mins	2025-11-16 00:19:42.269Z	302.81° NW	2025-11-16 00:23:42.269Z	251.524° W	36.949°	2025-11-16 00:28:42.269Z	160.693° S
5 mins	2025-11-16 13:06:42.269Z	124.128° SE	2025-11-16 13:08:42.269Z	113.433° SE	11.956°	2025-11-16 13:11:42.269Z	96.701° ESE
18 mins	2025-11-16 14:57:42.269Z	195.032° SSW	2025-11-16 15:06:42.269Z	132.739° SE	38.642°	2025-11-16 15:15:42.269Z	54.116° ENE
17 mins	2025-11-16 16:56:42.269Z	246.418° WSW	2025-11-16 17:06:42.269Z	329.599° NNW	39.997°	2025-11-16 17:13:42.269Z	38.358° NE
12 mins	2025-11-16 19:00:42.269Z	295.602° NW	2025-11-16 19:06:42.269Z	341.234° N	24.31°	2025-11-16 19:12:42.269Z	38.297° NE

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: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2025-11-15T06:36:05.355Z)

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: 13 hours ago