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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-1477
1 45754U 20038AA 26271.55281930 .00023279 00000-0 94842-3 0 9992
2 45754 53.0195 3.5313 0001001 217.8510 142.2416 15.24386974347374Epoch: 2026-09-28T13:16Z
TLE epoch observation values (Epoch: 2026-09-28T13:16:03.587Z)
Latitude
-0.00003°
Longitude
157.1858°
Altitude
494.053 km
Speed
7.619 km/s
True Right ascension
00h 14m 07s
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
20:41:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
493.593 km
Perigee altitude
492.218 km
Semi-major axis
6,871.042 km
Eccentricity
0.0001
Inclination
53.0195°
RAAN
3.5313°
Arg. of periapsis
217.851°
True anomaly
142.24862°
Mean anomaly
142.2416°
Eccentric anomaly
142.24511°
Mean motion
3.81074 °/min
Orbital period
94.47 mins
BSTAR
0.00094842
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-09-29 08:17:55.302Z | 200.619° SSW | 2026-09-29 08:20:55.302Z | 151.984° SSE | 34.795° | 2026-09-29 08:24:55.302Z | 65.415° ENE |
| 5 mins | 2026-09-29 09:57:55.302Z | 282.682° WNW | 2026-09-29 09:59:55.302Z | 336.016° NNW | 31.334° | 2026-09-29 10:02:55.302Z | 32.634° NE |
| 5 mins | 2026-09-29 14:55:55.302Z | 337.929° N | 2026-09-29 14:57:55.302Z | 34.16° NE | 36.673° | 2026-09-29 15:00:55.302Z | 97.592° ESE |
| 5 mins | 2026-09-29 16:33:55.302Z | 278.504° WNW | 2026-09-29 16:35:55.302Z | 233.754° WSW | 29.165° | 2026-09-29 16:38:55.302Z | 171.223° S |
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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