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: 5 hours ago
TLE from 5 hours ago
0 STARLINK-1551
1 46075U 20055BA 26221.84279620 .00005619 00000-0 19261-3 0 9998
2 46075 53.1586 109.0351 0001290 90.9907 269.1243 15.31715891332698Epoch: 2026-08-09T20:13Z
TLE epoch observation values (Epoch: 2026-08-09T20:13:37.591Z)
Latitude
0.00003°
Longitude
-152.70549°
Altitude
471.606 km
Speed
7.631 km/s
True Right ascension
07h 16m 08s
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
15:20:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.833 km
Perigee altitude
470.066 km
Semi-major axis
6,849.086 km
Eccentricity
0.00013
Inclination
53.1586°
RAAN
109.0351°
Arg. of periapsis
90.9907°
True anomaly
269.10952°
Mean anomaly
269.1243°
Eccentric anomaly
269.11691°
Mean motion
3.82908 °/min
Orbital period
94.02 mins
BSTAR
0.00019261
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-08-10 01:23:06.458Z | 327.753° NNW | 2026-08-10 01:26:06.458Z | 26.702° NE | 26.853° | 2026-08-10 01:29:06.458Z | 91.23° ESE |
| 5 mins | 2026-08-10 03:02:06.458Z | 280.005° WNW | 2026-08-10 03:04:06.458Z | 224.212° SW | 29.4° | 2026-08-10 03:07:06.458Z | 162.667° S |
| 4 mins | 2026-08-10 18:19:06.458Z | 173.034° S | 2026-08-10 18:21:06.458Z | 125.525° SE | 22.945° | 2026-08-10 18:23:06.458Z | 83.084° E |
| 4 mins | 2026-08-10 19:57:06.458Z | 277.31° WNW | 2026-08-10 19:58:06.458Z | 305.828° NW | 30.58° | 2026-08-10 20:01:06.458Z | 30.4° NE |
| 5 mins | 2026-08-11 00:53:06.458Z | 340.143° N | 2026-08-11 00:55:06.458Z | 25.673° NE | 24.302° | 2026-08-11 00:58:06.458Z | 86.482° E |
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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