SL-3 R/B, 11608

Orbit data source: Space-Track

SL-3 R/B, 11608 is space debris in LEO originally from a launch on Wed, 31 Oct 1979 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). 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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Identifier

11608, 1979-095B

Orbit

LEO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

Progress

Mission

Spacecraft

Bus & Motor

BLOK-E, Unknown motor

Mass

1,440 kg wet, 1,440 kg dry

Launch date (UTC)

1979-10-31 (47 years ago)

Launch vehicle

Unknown

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 SL-3 R/B
1 11608U 79095B   26171.37647291 -.00000044  00000-0 -33411-4 0  9998
2 11608  81.2135 257.3390 0052263 277.8807  81.6431 14.06565833392260

Epoch: 2026-06-20T09:02Z

TLE epoch observation values (Epoch: 2026-06-20T09:02:07.259Z)

Latitude

-0.00006°

Longitude

-146.78324°

Altitude

868.727 km

Speed

7.421 km/s

True Right ascension

17h 09m 21s

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

01:06:53

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

906.2 km

Perigee altitude

830.455 km

Semi-major axis

7,246.464 km

Eccentricity

0.00523

Inclination

81.2135°

RAAN

257.339°

Arg. of periapsis

277.8807°

True anomaly

82.23618°

Mean anomaly

81.6431°

Eccentric anomaly

81.93959°

Mean motion

3.51847 °/min

Orbital period

102.32 mins

BSTAR

-0.000033411

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Other satellites on launch #95 in the year 1979 (1979-10-31 UTC)

METEOR 2-5 DEB, 28973

METEOR 2-5 DEB, 38278

METEOR 2-5 DEB, 29034 (Decayed)

METEOR 2-5 DEB, 36889 (Decayed)

METEOR 2-5 DEB, 39602

METEOR 2-5 DEB, 29035 (Decayed)

METEOR 2-5 DEB, 45513

METEOR 2-5 DEB, 28972 (Decayed)

METEOR 2-5 DEB, 36898 (Decayed)

METEOR 2-5 DEB, 36897 (Decayed)

METEOR 2-5 DEB, 35255

METEOR 2-5 DEB, 39606

METEOR 2-5 DEB, 39605

METEOR 2-5 DEB, 40213

METEOR 2-5 DEB, 35257 (Decayed)

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SL-3 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.
8 mins	2026-06-22 16:15:17.245Z	23.231° NE	2026-06-22 16:19:17.245Z	74.083° E	22.47°	2026-06-22 16:23:17.245Z	120.754° SE
9 mins	2026-06-22 17:58:17.245Z	332.9° NNW	2026-06-22 18:02:17.245Z	276.076° WNW	35.038°	2026-06-22 18:07:17.245Z	199.69° SSW
8 mins	2026-06-23 05:27:17.245Z	141.105° SSE	2026-06-23 05:31:17.245Z	80.186° E	27.768°	2026-06-23 05:35:17.245Z	32.329° NE
9 mins	2026-06-23 07:10:17.245Z	232.206° WSW	2026-06-23 07:14:17.245Z	291.586° WNW	28.738°	2026-06-23 07:19:17.245Z	350.663° N

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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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Check out SL-3 R/B, 11608 on other resources

View SL-3 R/B, 11608 on Heavens-Above

View SL-3 R/B, 11608 on Keep Track

View SL-3 R/B, 11608 on Celestrak

View SL-3 R/B, 11608 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-3 R/B, 11608

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T09:02:07.259Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #95 in the year 1979 (1979-10-31 UTC)

SL-3 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-3 R/B, 11608 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago