ELECTRON R/B, 66556 (Decayed)
Orbit data source: Space-Track
ELECTRON R/B, 66556 was space debris in LEO originally from a launch on Thu, 20 Nov 2025 UTC launched from the Rocket Lab Launch Complex (RLLC). 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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66556 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Rocket Lab
Mission
Decayed spacecraft
Bus & Motor
ELECTRON ST2, Unknown motor
Mass
250 kg wet, ~250 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 8.0 m
Radar Cross Section
2.827 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 7 months ago
TLE from 7 months ago
0 ELECTRON R/B
1 66556U 25267C 25331.80786227 .11414203 89769-5 66869-3 0 9992
2 66556 42.0259 138.8214 0070319 313.0649 46.4351 16.30545907 1166Epoch: 2025-11-27T19:23Z
TLE epoch observation values (Epoch: 2025-11-27T19:23:19.300Z)
Latitude
-0.00001°
Longitude
141.0315°
Altitude
159.067 km
Speed
7.832 km/s
True Right ascension
09h 15m 17s
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
07:18:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
239.485 km
Perigee altitude
147.065 km
Semi-major axis
6,571.412 km
Eccentricity
0.00703
Inclination
42.0259°
RAAN
138.8214°
Arg. of periapsis
313.0649°
True anomaly
47.02252°
Mean anomaly
46.4351°
Eccentric anomaly
46.72846°
Mean motion
4.07432 °/min
Orbital period
88.36 mins
BSTAR
0.00066869
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Other satellites on launch #267 in the year 2025 (2025-11-20 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.ELECTRON 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
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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