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STARONE C3, 38991

Orbit data source: Space-Track

STARONE C3, 38991 is a payload satellite owned by Star One (BR) in GEO that was launched on Sat, 10 Nov 2012 UTC via an ARIANE 5ECA launch vehicle from the French Guiana (FRGUI). 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 URL

https://www.satcat.com/sats-embedded/38991?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

38991, 2012-062A

Orbit

GEO

Last TLE update

3 hours ago

Origin

Embratel (Brazilian Telecommunications Company) (BR / BRAZ)

Manufacturer

OSC

Mission

Operational Commercial Communications

Bus & Motor

STAR-2.4E, IHI

Mass

3,226 kg wet, ~1,530 kg dry

Launch date (UTC)

2012-11-10 (12 years ago)

Launch vehicle

ARIANE 5ECA

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 23 m

Radar Cross Section

29.105 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 3 hours ago

0 STARONE C3
1 38991U 12062A   25129.21086477 -.00000242  00000-0  00000+0 0  9993
2 38991   0.0183 278.2059 0002195 146.7476 163.2199  1.00273373 45803

Epoch: 2025-05-09T05:03Z

Definitive object data (Epoch: 2025-05-09T05:03:38.716Z)

Latitude

-0.02847°

Longitude

-75.00512°

Altitude

35,794.546 km

Speed

3.074 km/s

True Right ascension

15h 12m 42s

True Declination

0° 01' 42"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-0.00153°

Longitude

-32.46954°

Altitude

35,794.002 km

Speed

3.074 km/s

Apparent Right ascension

18h 17m 40s

Apparent Declination

-6° 06' 51"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:02:28

Azimuth

137.886° SSE

Elevation

34.429°

Doppler factor

Orbital elements

Apogee altitude

35,796.475 km

Perigee altitude

35,777.965 km

Semi-major axis

42,165.357 km

Eccentricity

0.0002195

Inclination

0.0183°

RAAN

278.2059°

Arg. of periapsis

146.7476°

True anomaly

163.22716°

Mean anomaly

163.2199°

Eccentric anomaly

163.22353°

Mean motion

0.25067 °/min

BSTAR

Unknown

Orbital period

1436.13 mins

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38991 neighbors

Authenticating...

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Other satellites on launch #62 in the year 2012 (2012-11-10 UTC)

EUTE 21B, 38992

ARIANE 5 R/B, 38993

ARIANE 5 DEB (SYLDA), 38994 (Decayed)

STARONE C3 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	2025-05-09 07:53:23.675Z	137.899° SSE	2025-05-09 13:46:23.675Z	137.884° SSE	29.503°	2025-05-10 07:53:23.675Z	137.897° SSE

Authenticating...

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Check out STARONE C3, 38991 on other resources

View STARONE C3, 38991 on NASA - NSSDCA Website

View STARONE C3, 38991 on Heavens-Above

View STARONE C3, 38991 on Keep Track

View STARONE C3, 38991 on Celestrak

View STARONE C3, 38991 on Gunter's Space Page

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