SL-3 R/B, 8027

Orbit data source: Space-Track

SL-3 R/B, 8027 is space debris in LEO originally from a launch on Fri, 11 Jul 1975 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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Iframe URL

https://www.satcat.com/sats-embedded/8027?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

8027, 1975-064B

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)

1975-07-11 (51 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)

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

TLE from 2 days ago

0 SL-3 R/B
1  8027U 75064B   26171.38557123  .00000046  00000-0  19676-4 0  9993
2  8027  81.2940 125.7636 0057002   1.3250 358.8060 14.07767034615021

Epoch: 2026-06-20T09:15Z

TLE epoch observation values (Epoch: 2026-06-20T09:15:13.354Z)

Latitude

0.00002°

Longitude

78.35701°

Altitude

828.623 km

Speed

7.46 km/s

True Right ascension

08h 23m 03s

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

23:07:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

905.48 km

Perigee altitude

822.915 km

Semi-major axis

7,242.335 km

Eccentricity

0.0057

Inclination

81.294°

RAAN

125.7636°

Arg. of periapsis

1.325°

True anomaly

358.79229°

Mean anomaly

358.806°

Eccentric anomaly

358.79916°

Mean motion

3.52148 °/min

Orbital period

102.23 mins

BSTAR

0.000019676

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Other satellites on launch #64 in the year 1975 (1975-07-11 UTC)

METEOR 2-1 DEB, 38532

METEOR 2-1 DEB, 57492

METEOR 2-1, 8026

SL-3 DEB, 8110

SL-3 DEB, 8039

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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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.
10 mins	2026-06-22 21:03:33.225Z	165.032° S	2026-06-22 21:08:33.225Z	92.365° ESE	36.522°	2026-06-22 21:13:33.225Z	21.798° NNE
6 mins	2026-06-22 22:49:33.225Z	257.114° W	2026-06-22 22:52:33.225Z	298.369° NW	19.491°	2026-06-22 22:55:33.225Z	334.183° NNW
9 mins	2026-06-23 07:46:33.225Z	15.728° NNE	2026-06-23 07:50:33.225Z	77.067° E	31.021°	2026-06-23 07:55:33.225Z	139.613° SSE
7 mins	2026-06-23 09:30:33.225Z	314.28° NW	2026-06-23 09:33:33.225Z	270.128° WNW	26.028°	2026-06-23 09:37:33.225Z	218.586° SW

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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-3 R/B, 8027 on other resources

View SL-3 R/B, 8027 on Heavens-Above

View SL-3 R/B, 8027 on Keep Track

View SL-3 R/B, 8027 on Celestrak

View SL-3 R/B, 8027 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, 8027

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: 2026-06-20T09:15:13.354Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #64 in the year 1975 (1975-07-11 UTC)

SL-3 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-3 R/B, 8027 on other resources

Documentation

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