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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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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-1543
1 46053U 20055AC 26128.49108678 .00000464 00000-0 26710-4 0 9996
2 46053 53.1597 195.9532 0001374 65.0581 295.0563 15.31702311318235Epoch: 2026-05-08T11:47Z
TLE epoch observation values (Epoch: 2026-05-08T11:47:09.897Z)
Latitude
-0.00004°
Longitude
152.83982°
Altitude
471.235 km
Speed
7.632 km/s
True Right ascension
13h 03m 48s
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
06:17:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.931 km
Perigee altitude
470.049 km
Semi-major axis
6,849.127 km
Eccentricity
0.00014
Inclination
53.1597°
RAAN
195.9532°
Arg. of periapsis
65.0581°
True anomaly
295.04204°
Mean anomaly
295.0563°
Eccentric anomaly
295.04917°
Mean motion
3.82904 °/min
Orbital period
94.02 mins
BSTAR
0.00002671
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-05-09 06:44:34.904Z | 206.409° SW | 2026-05-09 06:47:34.904Z | 130.783° SE | 36.105° | 2026-05-09 06:50:34.904Z | 62.614° ENE |
| 4 mins | 2026-05-09 08:23:34.904Z | 288.443° WNW | 2026-05-09 08:25:34.904Z | 335.521° NNW | 23.053° | 2026-05-09 08:27:34.904Z | 19.32° NNE |
| 4 mins | 2026-05-09 13:20:34.904Z | 341.518° N | 2026-05-09 13:21:34.904Z | 11.192° NNE | 32.291° | 2026-05-09 13:24:34.904Z | 99.929° ESE |
| 4 mins | 2026-05-09 14:58:34.904Z | 257.097° W | 2026-05-09 14:59:34.904Z | 232.935° WSW | 21.13° | 2026-05-09 15:02:34.904Z | 176.983° S |
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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