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 26200.50589809 -.00000199 00000-0 53487-5 0 9990
2 46075 53.1596 208.3685 0001187 79.8849 280.2286 15.31703142329422Epoch: 2026-07-19T12:08Z
TLE epoch observation values (Epoch: 2026-07-19T12:08:29.594Z)
Latitude
-0.00007°
Longitude
88.94182°
Altitude
471.487 km
Speed
7.632 km/s
True Right ascension
13h 53m 28s
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
08:19:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.8 km
Perigee altitude
470.174 km
Semi-major axis
6,849.124 km
Eccentricity
0.00012
Inclination
53.1596°
RAAN
208.3685°
Arg. of periapsis
79.8849°
True anomaly
280.21521°
Mean anomaly
280.2286°
Eccentric anomaly
280.22191°
Mean motion
3.82905 °/min
Orbital period
94.02 mins
BSTAR
0.0000053487
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-07-21 01:52:32.286Z | 173.71° S | 2026-07-21 01:54:32.286Z | 139.499° SSE | 17.855° | 2026-07-21 01:57:32.286Z | 83.115° E |
| 5 mins | 2026-07-21 03:30:32.286Z | 258.828° W | 2026-07-21 03:32:32.286Z | 323.493° NNW | 36.757° | 2026-07-21 03:35:32.286Z | 38.102° NE |
| 4 mins | 2026-07-21 08:27:32.286Z | 349.954° N | 2026-07-21 08:29:32.286Z | 37.129° NE | 20.835° | 2026-07-21 08:31:32.286Z | 74.825° E |
| 5 mins | 2026-07-21 10:05:32.286Z | 290.658° WNW | 2026-07-21 10:07:32.286Z | 194.836° SSW | 38.61° | 2026-07-21 10:10:32.286Z | 145.684° 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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