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STARONE D1, 41904

Orbit data source: Space-Track

STARONE D1, 41904 is a payload satellite owned by Star One (BR) in GEO that was launched on Wed, 21 Dec 2016 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 src="https://www.satcat.com/sats-embedded/41904?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/41904?theme=dark&initialShowStats=false

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Identifier

41904, 2016-082B

Orbit

GEO

Country

BR / BRAZ

Related business

Embratel (Brazilian Telecommunications Company) (BR)

Manufacturer

SS/Loral (MDA)

Mission

Operational Commercial Communications

Bus & Motor

LS-1300, R-4D

Mass

6,433 kg wet, ~3,500 kg dry

Launch date (UTC)

2016-12-21 (10 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)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 STARONE D1
1 41904U 16082B   26171.37534374  .00000000  00000-0  00000+0 0  9997
2 41904   0.0424  55.6663 0002639  60.2000 203.8669  1.00266641 34804

Epoch: 2026-06-20T09:00Z

TLE epoch observation values (Epoch: 2026-06-20T09:00:29.699Z)

Latitude

-0.05319°

Longitude

-83.98144°

Altitude

35,797.721 km

Speed

3.074 km/s

True Right ascension

21h 18m 55s

True Declination

0° 03' 11"

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

21:39:16

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,800.235 km

Perigee altitude

35,777.979 km

Semi-major axis

42,167.244 km

Eccentricity

0.00026

Inclination

0.0424°

RAAN

55.6663°

Arg. of periapsis

60.2°

True anomaly

203.85467°

Mean anomaly

203.8669°

Eccentric anomaly

203.86078°

Mean motion

0.25066 °/min

Orbital period

1,436.22 mins

BSTAR

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Other satellites on launch #82 in the year 2016 (2016-12-21 UTC)

JCSAT 15, 41903

ARIANE 5 R/B, 41905

ARIANE 5 DEB (SYLDA), 41906 (Decayed)

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STARONE D1 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 10:37:13.864Z	149.017° SSE	2026-06-22 20:13:13.864Z	148.93° SSE	32.183°	2026-06-23 10:37:13.864Z	149.047° SSE

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41904 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 D1, 41904 on other resources

View STARONE D1, 41904 on NASA - NSSDCA Website

View STARONE D1, 41904 on Heavens-Above

View STARONE D1, 41904 on Keep Track

View STARONE D1, 41904 on Celestrak

View STARONE D1, 41904 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 D1, 41904

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T09:00:29.699Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #82 in the year 2016 (2016-12-21 UTC)

STARONE D1 Visibility forecast

41904 neighbors

Co-orbital & Co-planar RSOs

Check out STARONE D1, 41904 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago