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STARONE D2, 49055

Orbit data source: Space-Track

STARONE D2, 49055 is a payload satellite owned by Star One (BR) in GEO that was launched on Fri, 30 Jul 2021 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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https://www.satcat.com/sats-embedded/49055?theme=dark&initialShowStats=false

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Identifier

49055, 2021-069A

Orbit

GEO

Country

BR / BRAZ

Related business

Embratel (Brazilian Telecommunications Company) (BR)

Manufacturer

Maxar Space Sol

Mission

Operational Commercial Communications

Bus & Motor

LS-1300, R-4D

Mass

6,190 kg wet, ~3,500 kg dry

Launch date (UTC)

2021-07-30 (5 years ago)

Launch vehicle

ARIANE 5ECA+

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 13.5 m

Radar Cross Section

28.284 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 4 days ago

TLE from 4 days ago

0 STARONE D2
1 49055U 21069A   26169.80975734  .00000000  00000-0  00000-0 0  9998
2 49055   0.0153 340.0202 0002033 132.6885  15.7458  1.00270132 17965

Epoch: 2026-06-18T19:26Z

TLE epoch observation values (Epoch: 2026-06-18T19:26:03.034Z)

Latitude

0.02307°

Longitude

-70.08718°

Altitude

35,778.278 km

Speed

3.075 km/s

True Right ascension

08h 33m 53s

True Declination

0° 01' 23"

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

21:29:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,796.701 km

Perigee altitude

35,779.556 km

Semi-major axis

42,166.266 km

Eccentricity

0.0002

Inclination

0.0153°

RAAN

340.0202°

Arg. of periapsis

132.6885°

True anomaly

15.75212°

Mean anomaly

15.7458°

Eccentric anomaly

15.74896°

Mean motion

0.25067 °/min

Orbital period

1,436.17 mins

BSTAR

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Other satellites on launch #69 in the year 2021 (2021-07-30 UTC)

EUTELSAT QUANTUM, 49056

ARIANE 5 DEB (SYLDA), 49057

ARIANE 5 R/B, 49058

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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.

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STARONE D2 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	2026-06-22 10:27:49.471Z	132.514° SE	2026-06-22 14:56:49.471Z	132.495° SE	27.633°	2026-06-23 10:27:49.471Z	132.527° SE

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49055 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 STARONE D2, 49055 on other resources

View STARONE D2, 49055 on NASA - NSSDCA Website

View STARONE D2, 49055 on Heavens-Above

View STARONE D2, 49055 on Keep Track

View STARONE D2, 49055 on Celestrak

View STARONE D2, 49055 on Gunter's Space Page

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

STARONE D2, 49055

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 days ago

TLE from 4 days ago

TLE epoch observation values (Epoch: 2026-06-18T19:26:03.034Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #69 in the year 2021 (2021-07-30 UTC)

STARONE D2 Visibility forecast

49055 neighbors

Co-orbital & Co-planar RSOs

Check out STARONE D2, 49055 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 days ago