SL-4 R/B, 63128 (Decayed)
Orbit data source: Space-Track
SL-4 R/B, 63128 was space debris in LEO originally from a launch on Thu, 27 Feb 2025 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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63128 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
TsSKB-Progress
Mission
Decayed spacecraft
Bus & Motor
BLOK-I, RD-0980
Mass
~2,350 kg wet, 2,350 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 4.5 m
Radar Cross Section
21.560 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 year ago
TLE from 1 year ago
0 SL-4 R/B
1 63128U 25041A 25060.56200597 .14847430 12564-4 23866-3 0 9990
2 63128 51.6506 119.6878 0009870 105.8204 46.7483 16.47517039 273Epoch: 2025-03-01T13:29Z
TLE epoch observation values (Epoch: 2025-03-01T13:29:17.315Z)
Latitude
21.17208°
Longitude
-79.97842°
Altitude
141.896 km
Speed
7.827 km/s
True Right ascension
18h 47m 48s
True Declination
21° 02' 44"
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
07:13:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
152.849 km
Perigee altitude
139.969 km
Semi-major axis
6,524.546 km
Eccentricity
0.00099
Inclination
51.6506°
RAAN
119.6878°
Arg. of periapsis
105.8204°
True anomaly
46.83075°
Mean anomaly
46.7483°
Eccentric anomaly
46.78952°
Mean motion
4.1183 °/min
Orbital period
87.41 mins
BSTAR
0.00023866
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Other satellites on launch #41 in the year 2025 (2025-02-27 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
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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. |
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| This satellite is decayed. |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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