SL-4 R/B, 68753

Orbit data source: Space-Track

SL-4 R/B, 68753 is space debris in SSO originally from a launch on Thu, 16 Apr 2026 UTC via a SOYUZ-2-1B launch vehicle 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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https://www.satcat.com/sats-embedded/68753?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

68753, 2026-083A

Orbit

SSO

Country

CIS

Related business

Russian Strategic Rocket Forces (RU)

Manufacturer

TsSKB-Progress

Mission

Operational spacecraft

Bus & Motor

BLOK-I, Unknown motor

Mass

~2,350 kg wet, 2,350 kg dry

Launch date (UTC)

2026-04-16 (4 months ago)

Launch vehicle

SOYUZ-2-1B

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 3.5 m

Radar Cross Section

21.560 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 12 hours ago

TLE from 12 hours ago

0 SL-4 R/B
1 68753U 26083A   26215.40756632  .00004390  00000-0  18017-3 0  9993
2 68753  98.2795  11.5228 0063785  67.5380 293.2592 15.22985443 16516

Epoch: 2026-08-03T09:46Z

TLE epoch observation values (Epoch: 2026-08-03T09:46:53.730Z)

Latitude

-0.00002°

Longitude

-87.19218°

Altitude

482.826 km

Speed

7.633 km/s

True Right ascension

00h 46m 05s

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

11:47:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

537.676 km

Perigee altitude

450.01 km

Semi-major axis

6,871.98 km

Eccentricity

0.00638

Inclination

98.2795°

RAAN

11.5228°

Arg. of periapsis

67.538°

True anomaly

292.58558°

Mean anomaly

293.2592°

Eccentric anomaly

292.9226°

Mean motion

3.80996 °/min

Orbital period

94.49 mins

BSTAR

0.00018017

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Other satellites on launch #83 in the year 2026 (2026-04-16 UTC)

SL-4 DEB, 68755 (Decayed)

COSMOS 2613, 68763

COSMOS 2609, 68754

VOLGA R/B, 68756

SL-4 DEB, 68757 (Decayed)

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SL-4 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.
6 mins	2026-08-03 22:57:40.045Z	34.794° NE	2026-08-03 23:00:40.045Z	113.963° SE	30.77°	2026-08-03 23:03:40.045Z	168.923° 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-4 R/B, 68753 on other resources

View SL-4 R/B, 68753 on Heavens-Above

View SL-4 R/B, 68753 on Keep Track

View SL-4 R/B, 68753 on Celestrak

View SL-4 R/B, 68753 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-4 R/B, 68753

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 12 hours ago

TLE from 12 hours ago

TLE epoch observation values (Epoch: 2026-08-03T09:46:53.730Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #83 in the year 2026 (2026-04-16 UTC)

SL-4 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-4 R/B, 68753 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 12 hours ago