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 25256.10257387 .00001490 00000-0 11893-3 0 9990
2 45754 53.0538 293.8385 0001321 90.9936 269.1204 15.06393754289716Epoch: 2025-09-13T02:27Z
TLE epoch observation values (Epoch: 2025-09-13T02:27:42.382Z)
Latitude
-0.00004°
Longitude
-95.42887°
Altitude
548.124 km
Speed
7.589 km/s
True Right ascension
19h 35m 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
12:15:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.416 km
Perigee altitude
546.587 km
Semi-major axis
6,925.639 km
Eccentricity
0.00013
Inclination
53.0538°
RAAN
293.8385°
Arg. of periapsis
90.9936°
True anomaly
269.10526°
Mean anomaly
269.1204°
Eccentric anomaly
269.11283°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.00011893
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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 | 2025-09-14 04:05:17.674Z | 174.81° S | 2025-09-14 04:08:17.674Z | 121.493° SE | 20.264° | 2025-09-14 04:10:17.674Z | 86.564° E |
| 6 mins | 2025-09-14 05:44:17.674Z | 251.972° W | 2025-09-14 05:47:17.674Z | 329.273° NNW | 38.352° | 2025-09-14 05:50:17.674Z | 38.518° NE |
| 5 mins | 2025-09-14 10:47:17.674Z | 347.199° N | 2025-09-14 10:49:17.674Z | 35.331° NE | 25.365° | 2025-09-14 10:52:17.674Z | 86.288° E |
| 6 mins | 2025-09-14 12:26:17.674Z | 292.326° WNW | 2025-09-14 12:28:17.674Z | 246.799° WSW | 36.825° | 2025-09-14 12:32:17.674Z | 150.71° SSE |
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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