STARLINK-1543, 46053

Orbit data source: Space-Track

STARLINK-1543, 46053 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/46053?theme=dark&initialShowStats=false

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Identifier

46053, 2020-055AC

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: 10 hours ago

TLE from 10 hours ago

0 STARLINK-1543
1 46053U 20055AC  26125.62007311  .00007758  00000-0  26141-3 0  9990
2 46053  53.1597 209.3202 0001609  58.7394 301.3765 15.31711213317797

Epoch: 2026-05-05T14:52Z

TLE epoch observation values (Epoch: 2026-05-05T14:52:54.316Z)

Latitude

-0.00002°

Longitude

122.60156°

Altitude

471.033 km

Speed

7.632 km/s

True Right ascension

13h 57m 16s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

09:04:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

472.065 km

Perigee altitude

469.861 km

Semi-major axis

6,849.1 km

Eccentricity

0.00016

Inclination

53.1597°

RAAN

209.3202°

Arg. of periapsis

58.7394°

True anomaly

301.36076°

Mean anomaly

301.3765°

Eccentric anomaly

301.36863°

Mean motion

3.82907 °/min

Orbital period

94.02 mins

BSTAR

0.00026141

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

STARLINK-1529, 46067 (Decayed)

STARLINK-1574, 46062 (Decayed)

STARLINK-1534, 46030 (Decayed)

STARLINK-1582, 46043

STARLINK-1564, 46058

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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-1543 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.
7 mins	2026-05-06 08:16:48.616Z	227.593° WSW	2026-05-06 08:19:48.616Z	220.979° SW	42.667°	2026-05-06 08:23:48.616Z	50.757° ENE
4 mins	2026-05-06 13:14:48.616Z	347.629° N	2026-05-06 13:16:48.616Z	25.062° NE	15.56°	2026-05-06 13:18:48.616Z	59.171° ENE
5 mins	2026-05-06 14:52:48.616Z	318.093° NNW	2026-05-06 14:54:48.616Z	24.222° NE	43.296°	2026-05-06 14:57:48.616Z	121.969° 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-1543, 46053 on other resources

View STARLINK-1543, 46053 on NASA - NSSDCA Website

View STARLINK-1543, 46053 on Heavens-Above

View STARLINK-1543, 46053 on Keep Track

View STARLINK-1543, 46053 on Celestrak

View STARLINK-1543, 46053 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-1543, 46053

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-05-05T14:52:54.316Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

STARLINK-1543 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-1543, 46053 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago