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
Defense Communications
Bus & Motor
LES, STAR 13A
Mass
158 kg wet, 31 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Poly, 0.3 m
Radar Cross Section
0.411 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 LES 1
1 01002U 65008C 25258.51286732 .00000016 00000-0 98842-3 0 9999
2 01002 32.1486 335.4069 0015667 0.1991 359.8511 9.88354565189018Epoch: 2025-09-15T12:18Z
TLE epoch observation values (Epoch: 2025-09-15T12:18:31.736Z)
Latitude
-0.00001°
Longitude
156.05821°
Altitude
2,778.371 km
Speed
6.605 km/s
True Right ascension
22h 21m 37s
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
13:00:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,810.92 km
Perigee altitude
2,782.172 km
Semi-major axis
9,174.683 km
Eccentricity
0.00157
Inclination
32.1486°
RAAN
335.4069°
Arg. of periapsis
0.1991°
True anomaly
359.85063°
Mean anomaly
359.8511°
Eccentric anomaly
359.85087°
Mean motion
2.46977 °/min
Orbital period
145.76 mins
BSTAR
0.00098842
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-09-16 05:21:30.390Z | 159.808° S | 2025-09-16 05:27:30.390Z | 136.174° SSE | 13.361° | 2025-09-16 05:33:30.390Z | 112.669° SE |
| 27 mins | 2025-09-16 07:50:30.390Z | 213.738° SW | 2025-09-16 08:03:30.390Z | 152.492° SSE | 33.619° | 2025-09-16 08:17:30.390Z | 88.583° E |
| 30 mins | 2025-09-16 10:26:30.390Z | 248.337° W | 2025-09-16 10:40:30.390Z | 179.054° S | 41.895° | 2025-09-16 10:56:30.390Z | 96.36° ESE |
| 29 mins | 2025-09-16 13:04:30.390Z | 267.845° W | 2025-09-16 13:18:30.390Z | 198.286° SSW | 40.305° | 2025-09-16 13:33:30.390Z | 122.488° SE |
| 24 mins | 2025-09-16 15:44:30.390Z | 264.793° W | 2025-09-16 15:55:30.390Z | 215.34° SW | 27.156° | 2025-09-16 16:08:30.390Z | 159.855° S |
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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