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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-1543
1 46053U 20055AC 26038.03702107 .00002064 00000-0 15747-3 0 9998
2 46053 53.0547 254.2230 0001590 95.6778 264.4393 15.06394828304418Epoch: 2026-02-07T00:53Z
TLE epoch observation values (Epoch: 2026-02-07T00:53:18.620Z)
Latitude
0.00004°
Longitude
103.72914°
Altitude
548.213 km
Speed
7.589 km/s
True Right ascension
16h 56m 53s
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
23:20:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.599 km
Perigee altitude
546.397 km
Semi-major axis
6,925.635 km
Eccentricity
0.00016
Inclination
53.0547°
RAAN
254.223°
Arg. of periapsis
95.6778°
True anomaly
264.42117°
Mean anomaly
264.4393°
Eccentric anomaly
264.43023°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.00015747
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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 | 2026-02-07 22:01:14.512Z | 334.24° NNW | 2026-02-07 22:04:14.512Z | 23.739° NE | 18.53° | 2026-02-07 22:06:14.512Z | 58.318° ENE |
| 6 mins | 2026-02-07 23:41:14.512Z | 313.742° NW | 2026-02-07 23:44:14.512Z | 63.405° ENE | 44.226° | 2026-02-07 23:47:14.512Z | 124.666° SE |
| 7 mins | 2026-02-08 16:53:14.512Z | 235.815° WSW | 2026-02-08 16:56:14.512Z | 317.824° NNW | 44.295° | 2026-02-08 17:00:14.512Z | 47.843° ENE |
| 4 mins | 2026-02-08 18:35:14.512Z | 318.927° NNW | 2026-02-08 18:36:14.512Z | 338.417° N | 18.517° | 2026-02-08 18:39:14.512Z | 26.826° NE |
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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