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: 6 hours ago
TLE from 6 hours ago
0 STARLINK-1543
1 46053U 20055AC 26068.66670139 .00014443 00000-0 49937-3 0 9991
2 46053 53.1586 114.0187 0001413 89.7263 198.6794 15.30163255 5745Epoch: 2026-03-09T16:00Z
TLE epoch observation values (Epoch: 2026-03-09T16:00:03.000Z)
Latitude
-49.58244°
Longitude
5.61253°
Altitude
493.327 km
Speed
7.617 km/s
True Right ascension
03h 31m 55s
True Declination
-49° 24' 22"
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
02:13:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.55 km
Perigee altitude
474.613 km
Semi-major axis
6,853.718 km
Eccentricity
0.00014
Inclination
53.1586°
RAAN
114.0187°
Arg. of periapsis
89.7263°
True anomaly
198.67422°
Mean anomaly
198.6794°
Eccentric anomaly
198.67681°
Mean motion
3.8252 °/min
Orbital period
94.11 mins
BSTAR
0.00049937
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-03-10 05:00:50.497Z | 190.235° SSW | 2026-03-10 05:03:50.497Z | 118.295° SE | 27.013° | 2026-03-10 05:05:50.497Z | 76.152° E |
| 4 mins | 2026-03-10 06:39:50.497Z | 285.073° WNW | 2026-03-10 06:40:50.497Z | 311.731° NW | 27.5° | 2026-03-10 06:43:50.497Z | 27.708° NE |
| 4 mins | 2026-03-10 11:36:50.497Z | 349.472° N | 2026-03-10 11:37:50.497Z | 16.495° NNE | 26.979° | 2026-03-10 11:40:50.497Z | 89.301° E |
| 5 mins | 2026-03-10 13:13:50.497Z | 283.992° WNW | 2026-03-10 13:15:50.497Z | 238.979° WSW | 28.337° | 2026-03-10 13:18:50.497Z | 167.135° 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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