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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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<iframe src="https://www.satcat.com/sats-embedded/2866?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/2866?theme=dark&initialShowStats=false

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Identifier

2866, 1967-066E

Orbit

GEO

Country

Related business

USAF Space and Missile Systems Organization (US)

Manufacturer

MIT-LL

Mission

Partially operational spacecraft

Bus & Motor

LES, Unknown motor

Mass

102 kg wet, 102 kg dry

Launch date (UTC)

1967-07-01 (58 years ago)

Launch vehicle

TITAN IIIC

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

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Last TLE update: 14 hours ago

TLE from 14 hours ago

0 LES 5
1 02866U 67066E   25341.74580979 -.00000046  00000-0  00000-0 0  9992
2 02866   2.1822 102.6582 0056237 199.9597 219.0380  1.09425038128944

Epoch: 2025-12-07T17:53Z

TLE epoch observation values (Epoch: 2025-12-07T17:53:57.965Z)

Latitude

1.86536°

Longitude

175.98194°

Altitude

33,574.086 km

Speed

3.152 km/s

True Right ascension

10h 44m 54s

True Declination

1° 51' 48"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

05:49:20

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

33,626.027 km

Perigee altitude

33,178.6 km

Semi-major axis

39,780.451 km

Eccentricity

0.00562

Inclination

2.1822°

RAAN

102.6582°

Arg. of periapsis

199.9597°

True anomaly

218.63432°

Mean anomaly

219.038°

Eccentric anomaly

218.83594°

Mean motion

0.27355 °/min

Orbital period

1,316.02 mins

BSTAR

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Other satellites on launch #66 in the year 1967 (1967-07-01 UTC)

DODGE 1, 2867

OPS 9331 (IDSCS 16), 2862

TITAN 3C TRANSTAGE R/B, 2868

OPS 9333 (IDSCS 18), 2864

OPS 9332 (IDSCS 17), 2863

OPS 9334 (DATS), 2865

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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	2025-12-08 07:40:32.204Z	247.25° WSW	2025-12-09 07:40:32.204Z	216.396° SW	29.714°	2025-12-09 07:40:32.204Z	216.396° SW

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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

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out LES 5, 2866 on other resources

View LES 5, 2866 on NASA - NSSDCA Website

View LES 5, 2866 on Heavens-Above

View LES 5, 2866 on Keep Track

View LES 5, 2866 on Celestrak

View LES 5, 2866 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

LES 5, 2866

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2025-12-07T17:53:57.965Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #66 in the year 1967 (1967-07-01 UTC)

LES 5 Visibility forecast

2866 neighbors

Co-orbital & Co-planar RSOs

Check out LES 5, 2866 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago