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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46053 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 STARLINK-1543
1 46053U 20055AC 26012.22807638 .00000793 00000-0 72174-4 0 9991
2 46053 53.0559 10.0845 0001431 91.4521 268.6632 15.06385677300527Epoch: 2026-01-12T05:28Z
TLE epoch observation values (Epoch: 2026-01-12T05:28:25.799Z)
Latitude
-0°
Longitude
176.24922°
Altitude
548.158 km
Speed
7.589 km/s
True Right ascension
00h 40m 20s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
05:31:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.517 km
Perigee altitude
546.535 km
Semi-major axis
6,925.663 km
Eccentricity
0.00014
Inclination
53.0559°
RAAN
10.0845°
Arg. of periapsis
91.4521°
True anomaly
268.64681°
Mean anomaly
268.6632°
Eccentric anomaly
268.655°
Mean motion
3.76575 °/min
Orbital period
95.6 mins
BSTAR
0.000072174
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Other satellites on launch #55 in the year 2020 (2020-08-07 UTC)
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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.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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-01-13 07:24:32.938Z | 354.963° N | 2026-01-13 07:25:32.938Z | 13.923° NNE | 18.58° | 2026-01-13 07:28:32.938Z | 64.833° ENE |
| 6 mins | 2026-01-13 09:03:32.938Z | 314.45° NW | 2026-01-13 09:05:32.938Z | 342.538° N | 43.379° | 2026-01-13 09:09:32.938Z | 126.073° SE |
| 6 mins | 2026-01-14 02:15:32.938Z | 237.827° WSW | 2026-01-14 02:18:32.938Z | 19.301° NNE | 42.117° | 2026-01-14 02:21:32.938Z | 46.854° ENE |
| 4 mins | 2026-01-14 03:56:32.938Z | 310.855° NW | 2026-01-14 03:58:32.938Z | 348.747° N | 18.149° | 2026-01-14 04:00:32.938Z | 21.304° NNE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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