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: 6 hours ago
TLE from 6 hours ago
0 STARLINK-1551
1 46075U 20055BA 26127.19592291 -.00000649 00000-0 -97874-5 0 9991
2 46075 53.1586 189.3063 0001920 88.1191 272.0029 15.30199558318192Epoch: 2026-05-07T04:42Z
TLE epoch observation values (Epoch: 2026-05-07T04:42:07.739Z)
Latitude
-0.00007°
Longitude
-106.27153°
Altitude
476.07 km
Speed
7.629 km/s
True Right ascension
12h 37m 13s
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
19:08:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.789 km
Perigee altitude
474.157 km
Semi-major axis
6,853.61 km
Eccentricity
0.00019
Inclination
53.1586°
RAAN
189.3063°
Arg. of periapsis
88.1191°
True anomaly
271.98091°
Mean anomaly
272.0029°
Eccentric anomaly
271.99191°
Mean motion
3.82529 °/min
Orbital period
94.11 mins
BSTAR
-0.0000097874
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-07 13:01:55.068Z | 347.134° N | 2026-05-07 13:02:55.068Z | 14.297° NNE | 28.042° | 2026-05-07 13:05:55.068Z | 91.216° ESE |
| 4 mins | 2026-05-07 14:39:55.068Z | 266.401° W | 2026-05-07 14:40:55.068Z | 239.081° WSW | 26.453° | 2026-05-07 14:43:55.068Z | 170.268° S |
| 5 mins | 2026-05-08 05:56:55.068Z | 182.879° SSW | 2026-05-08 05:58:55.068Z | 137.13° SSE | 26.015° | 2026-05-08 06:01:55.068Z | 73.201° E |
| 5 mins | 2026-05-08 07:34:55.068Z | 274.011° WNW | 2026-05-08 07:36:55.068Z | 327.867° NNW | 29.461° | 2026-05-08 07:39:55.068Z | 32.762° NE |
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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