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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 STARLINK-1477
1 45754U 20038AA 25258.09297852 .00001305 00000-0 10645-3 0 9990
2 45754 53.0548 284.9027 0001204 87.0079 273.1048 15.06400149290019Epoch: 2025-09-15T02:13Z
TLE epoch observation values (Epoch: 2025-09-15T02:13:53.344Z)
Latitude
0.00002°
Longitude
-102.87214°
Altitude
548.045 km
Speed
7.589 km/s
True Right ascension
18h 59m 36s
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
11:50:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.316 km
Perigee altitude
546.648 km
Semi-major axis
6,925.619 km
Eccentricity
0.00012
Inclination
53.0548°
RAAN
284.9027°
Arg. of periapsis
87.0079°
True anomaly
273.09102°
Mean anomaly
273.1048°
Eccentric anomaly
273.09791°
Mean motion
3.76578 °/min
Orbital period
95.6 mins
BSTAR
0.00010645
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-09-16 03:52:02.219Z | 199.192° SSW | 2025-09-16 03:55:02.219Z | 139.026° SSE | 32.822° | 2025-09-16 03:58:02.219Z | 69.401° E |
| 5 mins | 2025-09-16 05:33:02.219Z | 286.416° WNW | 2025-09-16 05:35:02.219Z | 339.776° N | 28.175° | 2025-09-16 05:38:02.219Z | 32.889° NE |
| 6 mins | 2025-09-16 10:34:02.219Z | 329.008° NNW | 2025-09-16 10:37:02.219Z | 53.711° ENE | 33.619° | 2025-09-16 10:40:02.219Z | 104.148° ESE |
| 5 mins | 2025-09-16 12:14:02.219Z | 271.134° WNW | 2025-09-16 12:16:02.219Z | 226.906° WSW | 24.464° | 2025-09-16 12:19:02.219Z | 174.37° 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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