STARLINK-1554, 46055

Orbit data source: Space-Track

STARLINK-1554, 46055 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 07 Aug 2020 UTC via an FALCON 9 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 URL

https://www.satcat.com/sats-embedded/46055?theme=dark&initialShowStats=false

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Identifier

46055, 2020-055AE

Orbit

LEO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

260 kg wet, ~248 kg dry

Launch date (UTC)

2020-08-07 (6 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 10.1 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 21 hours ago

TLE from 21 hours ago

0 STARLINK-1554
1 46055U 20055AE  26089.52042241  .00002460  00000-0  95184-4 0  9990
2 46055  53.1619  17.2785 0001587  95.0645 265.0537 15.30192538312266

Epoch: 2026-03-30T12:29Z

TLE epoch observation values (Epoch: 2026-03-30T12:29:24.496Z)

Latitude

-0.00001°

Longitude

2.01565°

Altitude

476.231 km

Speed

7.629 km/s

True Right ascension

01h 09m 06s

True Declination

0° 00' 00"

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

14:48:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

476.581 km

Perigee altitude

474.406 km

Semi-major axis

6,853.63 km

Eccentricity

0.00016

Inclination

53.1619°

RAAN

17.2785°

Arg. of periapsis

95.0645°

True anomaly

265.03558°

Mean anomaly

265.0537°

Eccentric anomaly

265.04464°

Mean motion

3.82527 °/min

Orbital period

94.11 mins

BSTAR

0.000095184

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Other satellites on launch #55 in the year 2020 (2020-08-07 UTC)

STARLINK-1526, 46029

STARLINK-1540, 46051

STARLINK-1538, 46071 (Decayed)

STARLINK-1574, 46062 (Decayed)

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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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STARLINK-1554 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.
6 mins	2026-03-31 21:35:15.943Z	226.38° WSW	2026-03-31 21:38:15.943Z	142.708° SSE	44.851°	2026-03-31 21:41:15.943Z	51.491° ENE
5 mins	2026-04-01 04:11:15.943Z	318.937° NNW	2026-04-01 04:13:15.943Z	28.903° NE	43.09°	2026-04-01 04:16:15.943Z	121.233° SE

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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 STARLINK-1554, 46055 on other resources

View STARLINK-1554, 46055 on NASA - NSSDCA Website

View STARLINK-1554, 46055 on Heavens-Above

View STARLINK-1554, 46055 on Keep Track

View STARLINK-1554, 46055 on Celestrak

View STARLINK-1554, 46055 on Gunter's Space Page

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

STARLINK-1554, 46055

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 21 hours ago

TLE from 21 hours ago

TLE epoch observation values (Epoch: 2026-03-30T12:29:24.496Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #55 in the year 2020 (2020-08-07 UTC)

STARLINK-1554 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-1554, 46055 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 21 hours ago