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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-1477
1 45754U 20038AA 26198.36458111 .00014590 00000-0 66458-3 0 9994
2 45754 53.0512 340.5502 0000883 18.5999 341.5028 15.20913154336222Epoch: 2026-07-17T08:44Z
TLE epoch observation values (Epoch: 2026-07-17T08:44:59.807Z)
Latitude
-0.00008°
Longitude
-85.89179°
Altitude
503.393 km
Speed
7.614 km/s
True Right ascension
22h 42m 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
14:50:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
503.965 km
Perigee altitude
502.75 km
Semi-major axis
6,881.495 km
Eccentricity
0.00009
Inclination
53.0512°
RAAN
340.5502°
Arg. of periapsis
18.5999°
True anomaly
341.49959°
Mean anomaly
341.5028°
Eccentric anomaly
341.50119°
Mean motion
3.80206 °/min
Orbital period
94.69 mins
BSTAR
0.00066458
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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 | 2026-07-18 11:43:34.274Z | 209.55° SW | 2026-07-18 11:46:34.274Z | 142.284° SSE | 38.165° | 2026-07-18 11:49:34.274Z | 62.508° ENE |
| 5 mins | 2026-07-18 13:23:34.274Z | 291.506° WNW | 2026-07-18 13:25:34.274Z | 337.971° N | 23.469° | 2026-07-18 13:28:34.274Z | 30.67° NE |
| 6 mins | 2026-07-18 18:21:34.274Z | 324.648° NNW | 2026-07-18 18:24:34.274Z | 58.422° ENE | 36.167° | 2026-07-18 18:27:34.274Z | 110.211° ESE |
| 4 mins | 2026-07-18 20:00:34.274Z | 268.021° W | 2026-07-18 20:02:34.274Z | 228.023° WSW | 19.527° | 2026-07-18 20:04:34.274Z | 190.403° SSW |
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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