STARLINK-1551, 46075
Orbit data source: Space-Track
STARLINK-1551, 46075 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 07 Aug 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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46075 intel report (Beta)
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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, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 STARLINK-1551
1 46075U 20055BA 26260.40576808 .00003089 00000-0 11126-3 0 9992
2 46075 53.1592 289.5003 0001300 84.0867 276.0283 15.31705141338609Epoch: 2026-09-17T09:44Z
TLE epoch observation values (Epoch: 2026-09-17T09:44:18.362Z)
Latitude
0.00003°
Longitude
147.08034°
Altitude
471.531 km
Speed
7.632 km/s
True Right ascension
19h 18m 00s
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
13:24:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.872 km
Perigee altitude
470.091 km
Semi-major axis
6,849.118 km
Eccentricity
0.00013
Inclination
53.1592°
RAAN
289.5003°
Arg. of periapsis
84.0867°
True anomaly
276.01349°
Mean anomaly
276.0283°
Eccentric anomaly
276.02089°
Mean motion
3.82905 °/min
Orbital period
94.02 mins
BSTAR
0.00011126
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Other satellites on launch #55 in the year 2020 (2020-08-07 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-1551 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 | 2026-09-19 04:11:06.020Z | 219.881° SW | 2026-09-19 04:14:06.020Z | 185.188° SSW | 59.024° | 2026-09-19 04:18:06.020Z | 54.631° ENE |
| 4 mins | 2026-09-19 05:51:06.020Z | 300.914° NW | 2026-09-19 05:53:06.020Z | 345.224° N | 20.638° | 2026-09-19 05:55:06.020Z | 21.459° NNE |
| 5 mins | 2026-09-19 10:47:06.020Z | 325.195° NNW | 2026-09-19 10:49:06.020Z | 26.61° NE | 54.872° | 2026-09-19 10:52:06.020Z | 112.887° SE |
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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