STARLINK-1477, 45754
Orbit data source: Space-Track
STARLINK-1477, 45754 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 13 Jun 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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45754 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-1477
1 45754U 20038AA 25299.82518285 .00000494 00000-0 52069-4 0 9997
2 45754 53.0534 97.5568 0001384 89.0908 271.0239 15.06393169296304Epoch: 2025-10-26T19:48Z
TLE epoch observation values (Epoch: 2025-10-26T19:48:15.798Z)
Latitude
-0.00005°
Longitude
125.05511°
Altitude
548.095 km
Speed
7.589 km/s
True Right ascension
06h 30m 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
12:16:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.462 km
Perigee altitude
546.545 km
Semi-major axis
6,925.64 km
Eccentricity
0.00014
Inclination
53.0534°
RAAN
97.5568°
Arg. of periapsis
89.0908°
True anomaly
271.00804°
Mean anomaly
271.0239°
Eccentric anomaly
271.01597°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.000052069
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Other satellites on launch #38 in the year 2020 (2020-06-13 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-1477 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 | 2025-10-27 18:33:14.489Z | 345.662° N | 2025-10-27 18:35:14.489Z | 24.472° NE | 20.465° | 2025-10-27 18:38:14.489Z | 73.391° E |
| 6 mins | 2025-10-27 20:12:14.489Z | 307.934° NW | 2025-10-27 20:15:14.489Z | 172.294° S | 44.636° | 2025-10-27 20:18:14.489Z | 133.885° SE |
| 7 mins | 2025-10-28 13:24:14.489Z | 244.919° WSW | 2025-10-28 13:27:14.489Z | 322.656° NNW | 41.409° | 2025-10-28 13:31:14.489Z | 44.683° NE |
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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