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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Edit Public Description
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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-1551
1 46075U 20055BA 26036.77457130 .00000953 00000-0 82838-4 0 9995
2 46075 53.0555 239.8894 0001294 88.6924 271.4213 15.06404367304499Epoch: 2026-02-05T18:35Z
TLE epoch observation values (Epoch: 2026-02-05T18:35:22.960Z)
Latitude
-0.00003°
Longitude
-174.87826°
Altitude
548.055 km
Speed
7.589 km/s
True Right ascension
15h 59m 33s
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
07:04:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.365 km
Perigee altitude
546.573 km
Semi-major axis
6,925.606 km
Eccentricity
0.00013
Inclination
53.0555°
RAAN
239.8894°
Arg. of periapsis
88.6924°
True anomaly
271.40648°
Mean anomaly
271.4213°
Eccentric anomaly
271.41389°
Mean motion
3.76579 °/min
Orbital period
95.6 mins
BSTAR
0.000082838
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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 | 2026-02-06 15:26:14.731Z | 200.5° SSW | 2026-02-06 15:30:14.731Z | 121.528° SE | 31.199° | 2026-02-06 15:33:14.731Z | 67.484° ENE |
| 5 mins | 2026-02-06 17:07:14.731Z | 276.791° WNW | 2026-02-06 17:09:14.731Z | 322.054° NNW | 29.124° | 2026-02-06 17:12:14.731Z | 28.896° NE |
| 5 mins | 2026-02-06 22:09:14.731Z | 335.246° NNW | 2026-02-06 22:11:14.731Z | 29.993° NE | 33.581° | 2026-02-06 22:14:14.731Z | 98.813° ESE |
| 5 mins | 2026-02-06 23:48:14.731Z | 279.698° WNW | 2026-02-06 23:50:14.731Z | 241.926° WSW | 25.187° | 2026-02-06 23:53:14.731Z | 177.868° 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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