STARLINK-1372, 45543
Orbit data source: Space-Track
STARLINK-1372, 45543 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 22 Apr 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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45543 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-1372
1 45543U 20025N 26171.18062952 .00043642 00000-0 11157-2 0 9996
2 45543 53.1574 342.0549 0001763 185.6494 174.4491 15.39041508340002Epoch: 2026-06-20T04:20Z
TLE epoch observation values (Epoch: 2026-06-20T04:20:06.390Z)
Latitude
-0.00002°
Longitude
8.62931°
Altitude
451.043 km
Speed
7.642 km/s
True Right ascension
22h 48m 13s
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
23:41:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
450.404 km
Perigee altitude
447.997 km
Semi-major axis
6,827.337 km
Eccentricity
0.00018
Inclination
53.1574°
RAAN
342.0549°
Arg. of periapsis
185.6494°
True anomaly
174.45105°
Mean anomaly
174.4491°
Eccentric anomaly
174.45008°
Mean motion
3.84739 °/min
Orbital period
93.57 mins
BSTAR
0.0011157
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Other satellites on launch #25 in the year 2020 (2020-04-22 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-1372 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 | 2026-06-20 13:51:24.534Z | 205.617° SW | 2026-06-20 13:54:24.534Z | 110.692° ESE | 35.1° | 2026-06-20 13:56:24.534Z | 65.941° ENE |
| 5 mins | 2026-06-20 20:24:24.534Z | 331.305° NNW | 2026-06-20 20:26:24.534Z | 25.027° NE | 32.592° | 2026-06-20 20:29:24.534Z | 102.257° ESE |
| 4 mins | 2026-06-20 22:02:24.534Z | 261.803° W | 2026-06-20 22:03:24.534Z | 238.603° WSW | 20.359° | 2026-06-20 22:06:24.534Z | 178.477° S |
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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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