LES 1, 1002
Orbit data source: Space-Track
LES 1, 1002 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Thu, 11 Feb 1965 UTC via a TITAN IIIA 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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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
MIT-LL
Mission
Spacecraft
Bus & Motor
LES, STAR 13A
Mass
158 kg wet, 31 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 LES 1
1 01002U 65008C 25340.38401402 .00000003 00000-0 -71478-3 0 9992
2 01002 32.1379 141.4480 0015833 295.5299 64.3561 9.88355017197113Epoch: 2025-12-06T09:12Z
TLE epoch observation values (Epoch: 2025-12-06T09:12:58.811Z)
Latitude
-0.00001°
Longitude
-72.20958°
Altitude
2,786.47 km
Speed
6.599 km/s
True Right ascension
09h 25m 47s
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
11:41:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,811.071 km
Perigee altitude
2,782.018 km
Semi-major axis
9,174.681 km
Eccentricity
0.00158
Inclination
32.1379°
RAAN
141.448°
Arg. of periapsis
295.5299°
True anomaly
64.5198°
Mean anomaly
64.3561°
Eccentric anomaly
64.43794°
Mean motion
2.46977 °/min
Orbital period
145.76 mins
BSTAR
-0.00071478
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Other satellites on launch #8 in the year 1965 (1965-02-11 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 1 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. |
|---|---|---|---|---|---|---|---|
| 30 mins | 2025-12-07 14:30:08.914Z | 230.814° WSW | 2025-12-07 14:45:08.914Z | 158.623° S | 38.676° | 2025-12-07 15:00:08.914Z | 89.058° E |
| 30 mins | 2025-12-07 17:08:08.914Z | 258.631° W | 2025-12-07 17:23:08.914Z | 175.996° S | 42.256° | 2025-12-07 17:38:08.914Z | 105.417° ESE |
| 28 mins | 2025-12-07 19:47:08.914Z | 269.371° W | 2025-12-07 20:00:08.914Z | 206.018° SW | 36.557° | 2025-12-07 20:15:08.914Z | 136.102° SSE |
| 18 mins | 2025-12-07 22:28:08.914Z | 256.123° W | 2025-12-07 22:37:08.914Z | 219.139° SW | 18.323° | 2025-12-07 22:46:08.914Z | 182.986° SSW |
| 23 mins | 2025-12-08 12:15:08.914Z | 194.35° SSW | 2025-12-08 12:26:08.914Z | 144.111° SSE | 26.827° | 2025-12-08 12:38:08.914Z | 92.451° ESE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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