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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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: 22 hours ago
TLE from 22 hours ago
0 STARLINK-1372
1 45543U 20025N 26020.24590337 .00001097 00000-0 92558-4 0 9993
2 45543 53.0576 324.0876 0001245 103.8327 256.2800 15.06390548316885Epoch: 2026-01-20T05:54Z
TLE epoch observation values (Epoch: 2026-01-20T05:54:06.051Z)
Latitude
-0.00005°
Longitude
115.93181°
Altitude
548.325 km
Speed
7.589 km/s
True Right ascension
21h 36m 21s
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
04:38:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.373 km
Perigee altitude
546.649 km
Semi-major axis
6,925.648 km
Eccentricity
0.00012
Inclination
53.0576°
RAAN
324.0876°
Arg. of periapsis
103.8327°
True anomaly
256.26614°
Mean anomaly
256.28°
Eccentric anomaly
256.27307°
Mean motion
3.76576 °/min
Orbital period
95.6 mins
BSTAR
0.000092558
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-01-21 04:39:06.105Z | 324.181° NNW | 2026-01-21 04:43:06.105Z | 40.749° NE | 28.671° | 2026-01-21 04:46:06.105Z | 93.29° ESE |
| 6 mins | 2026-01-21 06:20:06.105Z | 283.376° WNW | 2026-01-21 06:22:06.105Z | 235.386° WSW | 31.792° | 2026-01-21 06:26:06.105Z | 158.435° S |
| 5 mins | 2026-01-21 21:53:06.105Z | 187.268° SSW | 2026-01-21 21:55:06.105Z | 135.735° SSE | 31.852° | 2026-01-21 21:58:06.105Z | 69.871° E |
| 6 mins | 2026-01-21 23:32:06.105Z | 272.823° WNW | 2026-01-21 23:35:06.105Z | 342.563° N | 28.635° | 2026-01-21 23:38:06.105Z | 33.908° 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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