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LES 6, 3431

Orbit data source: Space-Track

LES 6, 3431 is a payload satellite in GEO that was launched on Thu, 26 Sep 1968 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/3431?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/3431?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

3431, 1968-081D

Orbit

GEO

Last TLE update

21 hours ago

Origin

USAF Space and Missile Systems Organization (US)

Manufacturer

MIT-LL

Mission

Non-operational Defense Communications

Bus & Motor

LES, Unknown motor

Mass

169 kg wet, ~149 kg dry

Launch date (UTC)

1968-09-26 (57 years ago)

Launch vehicle

TITAN IIIC

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.7 m

Radar Cross Section

2.168 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 21 hours ago

0 LES 6
1 03431U 68081D   25138.57190424 -.00000109  00000-0  00000-0 0  9996
2 03431   1.0654   6.1205 0008651 334.4416   3.0298  1.00192393116826

Epoch: 2025-05-18T13:43Z

TLE epoch observation values (Epoch: 2025-05-18T13:43:32.526Z)

Latitude

-0.39656°

Longitude

-98.79162°

Altitude

35,772.104 km

Speed

3.077 km/s

True Right ascension

22h 54m 21s

True Declination

0° 23' 46"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-0.9644°

Longitude

-141.04458°

Altitude

35,780.378 km

Speed

3.076 km/s

Apparent Right ascension

20h 08m 30s

Apparent Declination

-7° 18' 19"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

19:41:19

Azimuth

170.86° S

Elevation

42.363°

Doppler factor

Orbital elements

Apogee altitude

35,846.432 km

Perigee altitude

35,773.439 km

Semi-major axis

42,188.072 km

Eccentricity

0.00087

Inclination

1.0654°

RAAN

6.1205°

Arg. of periapsis

334.4416°

True anomaly

Unknown

Mean anomaly

3.0298°

Eccentric anomaly

Unknown

Mean motion

0.25047 °/min

Orbital period

1,437.29 mins

BSTAR

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3431 neighbors

Authenticating...

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Other satellites on launch #81 in the year 1968 (1968-09-26 UTC)

OV2-5, 3428

TITAN 3C TRANSTAGE DEB, 38700

TITAN 3C TRANSTAGE DEB, 38701

TITAN 3C TRANSTAGE DEB, 38702

TITAN 3C TRANSTAGE DEB, 38703

TITAN 3C TRANSTAGE DEB, 38704

TITAN 3C TRANSTAGE DEB, 38705

TITAN 3C TRANSTAGE DEB, 39296

TITAN 3C TRANSTAGE DEB, 39297

TITAN 3C TRANSTAGE DEB, 39298

TITAN 3C TRANSTAGE DEB, 39299

TITAN 3C TRANSTAGE DEB, 59978

TITAN 3C TRANSTAGE DEB, 59979

TITAN 3C TRANSTAGE DEB, 59980

TITAN 3C TRANSTAGE DEB, 59981

LES 6 Visibility forecast

Observer location: undefined°, undefined°

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	2025-05-19 10:52:19.798Z	170.863° S	2025-05-19 21:18:19.798Z	170.436° S	35.078°	2025-05-20 10:52:19.798Z	171.291° S

Authenticating...

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Check out LES 6, 3431 on other resources

View LES 6, 3431 on NASA - NSSDCA Website

View LES 6, 3431 on Heavens-Above

View LES 6, 3431 on Keep Track

View LES 6, 3431 on Celestrak

View LES 6, 3431 on Gunter's Space Page

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