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: 2 days ago
TLE from 2 days ago
0 LES 1
1 01002U 65008C 26037.04017377 .00000010 00000-0 21836-3 0 9993
2 01002 32.1491 355.3937 0015594 158.4410 201.6746 9.88354674203215Epoch: 2026-02-06T00:57Z
TLE epoch observation values (Epoch: 2026-02-06T00:57:51.013Z)
Latitude
0°
Longitude
-155.25261°
Altitude
2,806.031 km
Speed
6.585 km/s
True Right ascension
23h 41m 34s
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
21:13:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,810.852 km
Perigee altitude
2,782.238 km
Semi-major axis
9,174.682 km
Eccentricity
0.00156
Inclination
32.1491°
RAAN
355.3937°
Arg. of periapsis
158.441°
True anomaly
201.60872°
Mean anomaly
201.6746°
Eccentric anomaly
201.64165°
Mean motion
2.46977 °/min
Orbital period
145.76 mins
BSTAR
0.00021836
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Other satellites on launch #8 in the year 1965 (1965-02-11 UTC)
Did you know?
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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-02-07 20:44:09.516Z | 143.966° SSE | 2026-02-07 20:46:09.516Z | 136.362° SSE | 10.591° | 2026-02-07 20:49:09.516Z | 124.96° SE |
| 26 mins | 2026-02-07 23:10:09.516Z | 207.733° SW | 2026-02-07 23:22:09.516Z | 152.844° SSE | 31.627° | 2026-02-07 23:36:09.516Z | 89.183° E |
| 30 mins | 2026-02-08 01:45:09.516Z | 244.932° WSW | 2026-02-08 02:00:09.516Z | 164.974° S | 41.518° | 2026-02-08 02:15:09.516Z | 94.383° ESE |
| 29 mins | 2026-02-08 04:23:09.516Z | 266.596° W | 2026-02-08 04:37:09.516Z | 199.589° SSW | 40.96° | 2026-02-08 04:52:09.516Z | 118.761° SE |
| 24 mins | 2026-02-08 07:03:09.516Z | 266.214° W | 2026-02-08 07:14:09.516Z | 215.841° SW | 29.426° | 2026-02-08 07:27:09.516Z | 156.259° SSE |
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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