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 Defense Communications
Bus & Motor
LES, Unknown motor
Mass
102 kg wet, 102 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl, 0.8 m
Radar Cross Section
2.168 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 LES 5
1 02866U 67066E 25261.13377924 -.00000108 00000-0 00000-0 0 9999
2 02866 1.9956 105.8318 0052952 195.1427 144.1038 1.09425870128055Epoch: 2025-09-18T03:12Z
TLE epoch observation values (Epoch: 2025-09-18T03:12:38.526Z)
Latitude
-0.71837°
Longitude
39.98355°
Altitude
33,570.919 km
Speed
3.152 km/s
True Right ascension
05h 41m 46s
True Declination
0° 43' 03"
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
06:42:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
33,612.757 km
Perigee altitude
33,191.468 km
Semi-major axis
39,780.249 km
Eccentricity
0.0053
Inclination
1.9956°
RAAN
105.8318°
Arg. of periapsis
195.1427°
True anomaly
144.45767°
Mean anomaly
144.1038°
Eccentric anomaly
144.28092°
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
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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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| LES 5 is likely not visible in the next few days. |
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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
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
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