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TKSAT 1, 39481

Orbit data source: Space-Track

TKSAT 1, 39481 is a payload satellite owned by AE Boliviana (BO) in GEO that was launched on Fri, 20 Dec 2013 UTC via a CHANG ZHENG 3B launch vehicle from the Xichang Space Center, China (XSC). 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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https://www.satcat.com/sats-embedded/39481?theme=dark&initialShowStats=false

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Identifier

39481, 2013-075A

Orbit

GEO

Last TLE update

12 hours ago

Origin

Bolivian Space Agency (BO / BOL)

Manufacturer

CAST

Mission

Operational Civil Communications

Bus & Motor

DFH-4, DFH-4 LAE

Mass

~5,086 kg wet, ~2,500 kg dry

Launch date (UTC)

2013-12-20 (12 years ago)

Launch vehicle

CHANG ZHENG 3B

Launch site

Xichang Space Center, China (XSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 30 m

Radar Cross Section

34.063 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 12 hours ago

0 TKSAT 1
1 39481U 13075A   25191.52405727 -.00000182  00000-0  00000-0 0  9993
2 39481   0.0131 268.4233 0003108 190.3768 291.3472  1.00272526 42162

Epoch: 2025-07-10T12:34Z

TLE epoch observation values (Epoch: 2025-07-10T12:34:38.548Z)

Latitude

0.00002°

Longitude

-87.23233°

Altitude

35,781.101 km

Speed

3.075 km/s

True Right ascension

02h 00m 28s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-0.00029°

Longitude

95.18547°

Altitude

35,791.186 km

Speed

3.074 km/s

Apparent Right ascension

14h 19m 21s

Apparent Declination

-6° 11' 22"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

12:58:19

Azimuth

153.188° SSE

Elevation

40.253°

Doppler factor

Orbital elements

Apogee altitude

35,800.563 km

Perigee altitude

35,774.353 km

Semi-major axis

42,165.595 km

Eccentricity

0.00031

Inclination

0.0131°

RAAN

268.4233°

Arg. of periapsis

190.3768°

True anomaly

Unknown

Mean anomaly

291.3472°

Eccentric anomaly

Unknown

Mean motion

0.25067 °/min

Orbital period

1,436.14 mins

BSTAR

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39481 neighbors

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Other satellites on launch #75 in the year 2013 (2013-12-20 UTC)

CZ-3B R/B, 39482 (Decayed)

TKSAT 1 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	2025-07-11 00:42:02.980Z	153.198° SSE	2025-07-11 10:54:02.980Z	153.288° SSE	32.877°	2025-07-12 00:42:02.980Z	153.195° SSE

Authenticating...

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Check out TKSAT 1, 39481 on other resources

View TKSAT 1, 39481 on NASA - NSSDCA Website

View TKSAT 1, 39481 on Heavens-Above

View TKSAT 1, 39481 on Keep Track

View TKSAT 1, 39481 on Celestrak

View TKSAT 1, 39481 on Gunter's Space Page

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