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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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: 2 days ago
TLE from 2 days ago
0 STARLINK-1477
1 45754U 20038AA 26171.21336794 .00024565 00000-0 11535-2 0 9999
2 45754 53.0463 105.0820 0001885 36.2925 323.8197 15.19510233332093Epoch: 2026-06-20T05:07Z
TLE epoch observation values (Epoch: 2026-06-20T05:07:14.990Z)
Latitude
-0.00001°
Longitude
119.83832°
Altitude
507.156 km
Speed
7.612 km/s
True Right ascension
07h 00m 19s
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
21:34:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
508.891 km
Perigee altitude
506.295 km
Semi-major axis
6,885.73 km
Eccentricity
0.00019
Inclination
53.0463°
RAAN
105.082°
Arg. of periapsis
36.2925°
True anomaly
323.80695°
Mean anomaly
323.8197°
Eccentric anomaly
323.81332°
Mean motion
3.79855 °/min
Orbital period
94.77 mins
BSTAR
0.0011535
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-22 20:24:58.187Z | 163.606° S | 2026-06-22 20:26:58.187Z | 128.143° SE | 16.958° | 2026-06-22 20:28:58.187Z | 92.439° ESE |
| 6 mins | 2026-06-22 22:02:58.187Z | 250.393° W | 2026-06-22 22:04:58.187Z | 300.567° NW | 39.469° | 2026-06-22 22:08:58.187Z | 43.414° NE |
| 4 mins | 2026-06-23 03:02:58.187Z | 355.366° N | 2026-06-23 03:03:58.187Z | 17.953° NNE | 21.794° | 2026-06-23 03:06:58.187Z | 76.329° E |
| 5 mins | 2026-06-23 04:40:58.187Z | 297.442° NW | 2026-06-23 04:42:58.187Z | 239.592° WSW | 41.138° | 2026-06-23 04:45:58.187Z | 145.776° SSE |
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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