SL-8 R/B, 1589

Orbit data source: Space-Track

SL-8 R/B, 1589 is space debris in LEO originally from a launch on Sat, 18 Sep 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/1589?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1589, 1965-073F

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

S3, Unknown motor

Mass

1,434 kg wet, 1,434 kg dry

Launch date (UTC)

1965-09-18 (61 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

CYL, 2.1 m

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 SL-8 R/B
1  1589U 65073F   26222.69538757 -.00000076  00000-0  12576-3 0  9996
2  1589  56.0516 290.3776 0160327  90.7345  76.0328 12.33055486742421

Epoch: 2026-08-10T16:41Z

TLE epoch observation values (Epoch: 2026-08-10T16:41:21.486Z)

Latitude

9.4483°

Longitude

-105.53706°

Altitude

1,507.801 km

Speed

7.125 km/s

True Right ascension

06h 55m 54s

True Declination

9° 23' 53"

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

17:37:43

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,662.89 km

Perigee altitude

1,409.12 km

Semi-major axis

7,914.142 km

Eccentricity

0.01603

Inclination

56.0516°

RAAN

290.3776°

Arg. of periapsis

90.7345°

True anomaly

77.82407°

Mean anomaly

76.0328°

Eccentric anomaly

76.9276°

Mean motion

3.08274 °/min

Orbital period

116.78 mins

BSTAR

0.00012576

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Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

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SL-8 R/B 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.
14 mins	2026-08-11 05:30:44.856Z	176.349° S	2026-08-11 05:37:44.856Z	120.257° SE	28.005°	2026-08-11 05:44:44.856Z	62.943° ENE
16 mins	2026-08-11 07:31:44.856Z	235.434° WSW	2026-08-11 07:38:44.856Z	295.225° NW	43.387°	2026-08-11 07:47:44.856Z	43.511° NE
13 mins	2026-08-11 09:36:44.856Z	290.159° WNW	2026-08-11 09:42:44.856Z	344.551° N	27.452°	2026-08-11 09:49:44.856Z	42.56° NE
12 mins	2026-08-11 11:41:44.856Z	321.963° NNW	2026-08-11 11:47:44.856Z	16.758° NNE	25.961°	2026-08-11 11:53:44.856Z	66.485° ENE
16 mins	2026-08-11 13:43:44.856Z	319.721° NNW	2026-08-11 13:50:44.856Z	27.339° NE	41.283°	2026-08-11 13:59:44.856Z	118.326° SE
14 mins	2026-08-11 15:46:44.856Z	296.447° NW	2026-08-11 15:52:44.856Z	238.454° WSW	32.732°	2026-08-11 16:00:44.856Z	172.709° S

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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 R/B, 1589 on other resources

View SL-8 R/B, 1589 on Heavens-Above

View SL-8 R/B, 1589 on Keep Track

View SL-8 R/B, 1589 on Celestrak

View SL-8 R/B, 1589 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 R/B, 1589

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-08-10T16:41:21.486Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

SL-8 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-8 R/B, 1589 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago