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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68753 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
TsSKB-Progress
Mission
Operational spacecraft
Bus & Motor
BLOK-I, Unknown motor
Mass
~2,350 kg wet, 2,350 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 SL-4 R/B
1 68753U 26083A 26155.27839451 .00005190 00000-0 21686-3 0 9997
2 68753 98.2722 305.3421 0062206 273.3376 86.0743 15.22387302 7363Epoch: 2026-06-04T06:40Z
TLE epoch observation values (Epoch: 2026-06-04T06:40:53.285Z)
Latitude
-0.00004°
Longitude
-47.60487°
Altitude
499.045 km
Speed
7.616 km/s
True Right ascension
20h 21m 22s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
06:03:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
538.403 km
Perigee altitude
452.885 km
Semi-major axis
6,873.781 km
Eccentricity
0.00622
Inclination
98.2722°
RAAN
305.3421°
Arg. of periapsis
273.3376°
True anomaly
86.78582°
Mean anomaly
86.0743°
Eccentric anomaly
86.43002°
Mean motion
3.80846 °/min
Orbital period
94.53 mins
BSTAR
0.00021686
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Other satellites on launch #83 in the year 2026 (2026-04-16 UTC)
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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.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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-04 23:00:39.286Z | 9.887° NNE | 2026-06-04 23:04:39.286Z | 229.393° WSW | 42.969° | 2026-06-04 23:07:39.286Z | 199.194° SSW |
| 5 mins | 2026-06-05 09:38:39.286Z | 135.563° SSE | 2026-06-05 09:40:39.286Z | 82.027° E | 34.959° | 2026-06-05 09:43:39.286Z | 4.543° NNE |
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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