LES 8, 8746
Orbit data source: Space-Track
LES 8, 8746 is a payload satellite owned by SAMSO (US) in GEO that was launched on Mon, 15 Mar 1976 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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8746 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
MIT-LL
Mission
Non-operational spacecraft
Bus & Motor
LES, Unknown motor
Mass
420 kg wet, 366 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: 1 day ago
TLE from 1 day ago
0 LES 8
1 8746U 76023A 25324.21193558 -.00000115 00000-0 00000+0 0 9990
2 8746 22.0111 39.7026 0033399 153.9844 199.3457 1.00273034127583Epoch: 2025-11-20T05:05Z
TLE epoch observation values (Epoch: 2025-11-20T05:05:11.234Z)
Latitude
-2.53829°
Longitude
-102.38301°
Altitude
35,919.433 km
Speed
3.065 km/s
True Right ascension
02h 13m 32s
True Declination
-2° 32' 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
07:49:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,927.923 km
Perigee altitude
35,646.267 km
Semi-major axis
42,165.232 km
Eccentricity
0.00334
Inclination
22.0111°
RAAN
39.7026°
Arg. of periapsis
153.9844°
True anomaly
199.21941°
Mean anomaly
199.3457°
Eccentric anomaly
199.28251°
Mean motion
0.25068 °/min
Orbital period
1,436.12 mins
BSTAR
0
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Other satellites on launch #23 in the year 1976 (1976-03-15 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 8 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 | 2025-11-21 10:47:35.560Z | 176.373° S | 2025-11-21 11:27:35.560Z | 173.915° S | 43.018° | 2025-11-22 10:47:35.560Z | 176.142° S |
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8746 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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