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: 5 hours ago
TLE from 5 hours ago
0 STARLINK-1477
1 45754U 20038AA 26125.79655613 .00025103 00000-0 12554-2 0 9996
2 45754 53.0506 312.8020 0002250 145.2590 214.8551 15.17305191325196Epoch: 2026-05-05T19:07Z
TLE epoch observation values (Epoch: 2026-05-05T19:07:02.449Z)
Latitude
-0.00003°
Longitude
162.37552°
Altitude
516.145 km
Speed
7.606 km/s
True Right ascension
20h 51m 12s
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
08:16:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
515.812 km
Perigee altitude
512.711 km
Semi-major axis
6,892.399 km
Eccentricity
0.00023
Inclination
53.0506°
RAAN
312.802°
Arg. of periapsis
145.259°
True anomaly
214.84037°
Mean anomaly
214.8551°
Eccentric anomaly
214.84773°
Mean motion
3.79304 °/min
Orbital period
94.91 mins
BSTAR
0.0012554
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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 | 2026-05-06 14:14:50.426Z | 179.823° S | 2026-05-06 14:16:50.426Z | 141.132° SSE | 23.841° | 2026-05-06 14:19:50.426Z | 78.711° E |
| 5 mins | 2026-05-06 15:53:50.426Z | 269.049° W | 2026-05-06 15:55:50.426Z | 326.192° NNW | 33.315° | 2026-05-06 15:58:50.426Z | 34.497° NE |
| 5 mins | 2026-05-06 20:53:50.426Z | 347.949° N | 2026-05-06 20:55:50.426Z | 43.043° NE | 26.507° | 2026-05-06 20:58:50.426Z | 92.692° ESE |
| 6 mins | 2026-05-06 22:31:50.426Z | 287.401° WNW | 2026-05-06 22:33:50.426Z | 243.075° WSW | 31.948° | 2026-05-06 22:37:50.426Z | 156.806° 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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