LES 5, 2866
Orbit data source: Space-Track
LES 5, 2866 is a payload satellite owned by SAMSO (US) in GEO that was launched on Sat, 01 Jul 1967 UTC via a TITAN IIIC launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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2866 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
MIT-LL
Mission
Partially operational spacecraft
Bus & Motor
LES, Unknown motor
Mass
102 kg wet, 102 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 LES 5
1 02866U 67066E 25355.50098115 -.00000086 00000-0 00000-0 0 9991
2 02866 2.2145 102.1629 0056652 201.1387 237.1093 1.09425976129094Epoch: 2025-12-21T12:01Z
TLE epoch observation values (Epoch: 2025-12-21T12:01:24.771Z)
Latitude
2.16828°
Longitude
-90.81331°
Altitude
33,522.87 km
Speed
3.156 km/s
True Right ascension
11h 59m 24s
True Declination
2° 09' 57"
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
20:45:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
33,627.449 km
Perigee altitude
33,176.723 km
Semi-major axis
39,780.223 km
Eccentricity
0.00567
Inclination
2.2145°
RAAN
102.1629°
Arg. of periapsis
201.1387°
True anomaly
236.56627°
Mean anomaly
237.1093°
Eccentric anomaly
236.83758°
Mean motion
0.27355 °/min
Orbital period
1,316.01 mins
BSTAR
0
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Other satellites on launch #66 in the year 1967 (1967-07-01 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.LES 5 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. |
|---|---|---|---|---|---|---|---|
| 1440 mins | 2025-12-21 21:42:38.138Z | 140.945° SSE | 2025-12-21 21:42:38.138Z | 140.945° SSE | 28.553° | 2025-12-22 21:42:38.138Z | 110.725° ESE |
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2866 neighbors
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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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