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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ISO8601 Format

Identifier

46053, 2020-055AC

Orbit

LEO

Last TLE update

13 hours ago

Origin

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 (5 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, 4.4 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 13 hours ago

0 STARLINK-1543
1 46053U 20055AC  25199.41836012  .00000030  00000-0  20935-4 0  9997
2 46053  53.0554  88.3023 0001282  97.0478 263.0657 15.06393384273726

Epoch: 2025-07-18T10:02Z

TLE epoch observation values (Epoch: 2025-07-18T10:02:26.314Z)

Latitude

-0°

Longitude

1.22255°

Altitude

548.218 km

Speed

7.589 km/s

True Right ascension

05h 53m 12s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

10.23929°

Longitude

170.93655°

Altitude

547.033 km

Speed

7.591 km/s

Apparent Right ascension

19h 55m 48s

Apparent Declination

-21° 40' 41"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

12:18:41

Azimuth

92.58° ESE

Elevation

-32.01°

Doppler factor

Orbital elements

Apogee altitude

548.39 km

Perigee altitude

546.615 km

Semi-major axis

6,925.639 km

Eccentricity

0.00013

Inclination

53.0554°

RAAN

88.3023°

Arg. of periapsis

97.0478°

True anomaly

263.05112°

Mean anomaly

263.0657°

Eccentric anomaly

263.05841°

Mean motion

3.76577 °/min

Orbital period

95.6 mins

BSTAR

0.000020935

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

STARLINK-1561, 46056 (Decayed)

STARLINK-1562, 46057 (Decayed)

STARLINK-1574, 46062 (Decayed)

STARLINK-1577, 46063

STARLINK-1583, 46064

STARLINK-1543 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.
6 mins	2025-07-19 00:49:04.551Z	331.438° NNW	2025-07-19 00:52:04.551Z	22.856° NE	22.452°	2025-07-19 00:55:04.551Z	76.44° E
6 mins	2025-07-19 02:29:04.551Z	302.697° NW	2025-07-19 02:32:04.551Z	211.673° SW	42.777°	2025-07-19 02:35:04.551Z	142.278° SSE
5 mins	2025-07-19 18:03:04.551Z	164.905° S	2025-07-19 18:05:04.551Z	125.075° SE	20.895°	2025-07-19 18:08:04.551Z	77.302° E
6 mins	2025-07-19 19:42:04.551Z	259.705° W	2025-07-19 19:44:04.551Z	319.333° NNW	37.841°	2025-07-19 19:48:04.551Z	41.886° NE
4 mins	2025-07-19 21:23:04.551Z	321.017° NNW	2025-07-19 21:24:04.551Z	337.876° N	15.662°	2025-07-19 21:27:04.551Z	24.981° NE

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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Authenticating...

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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.