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: 15 hours ago
TLE from 15 hours ago
0 LES 5
1 02866U 67066E 25310.25797024 -.00000078 00000-0 00000-0 0 9990
2 02866 2.1087 103.8237 0055044 197.5577 55.8493 1.09425801128594Epoch: 2025-11-06T06:11Z
TLE epoch observation values (Epoch: 2025-11-06T06:11:28.628Z)
Latitude
-2.00471°
Longitude
-140.87775°
Altitude
33,279.388 km
Speed
3.175 km/s
True Right ascension
23h 50m 50s
True Declination
-2° 00' 09"
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
16:58:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
33,621.095 km
Perigee altitude
33,183.162 km
Semi-major axis
39,780.266 km
Eccentricity
0.0055
Inclination
2.1087°
RAAN
103.8237°
Arg. of periapsis
197.5577°
True anomaly
56.37331°
Mean anomaly
55.8493°
Eccentric anomaly
56.1111°
Mean motion
0.27355 °/min
Orbital period
1,316.02 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 | 2025-11-06 20:54:03.199Z | 205.675° SW | 2025-11-07 14:52:03.199Z | 166.97° S | 35.189° | 2025-11-07 20:54:03.199Z | 154.872° SSE |
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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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