STARLINK-1554, 46055
Orbit data source: Space-Track
STARLINK-1554, 46055 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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46055 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-1554
1 46055U 20055AE 26033.05364146 .00000431 00000-0 47835-4 0 9994
2 46055 53.0534 276.5944 0001411 83.1519 276.9630 15.06387372303666Epoch: 2026-02-02T01:17Z
TLE epoch observation values (Epoch: 2026-02-02T01:17:14.622Z)
Latitude
-0.00004°
Longitude
125.029°
Altitude
548.011 km
Speed
7.589 km/s
True Right ascension
18h 26m 22s
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
16:58:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.498 km
Perigee altitude
546.544 km
Semi-major axis
6,925.658 km
Eccentricity
0.00014
Inclination
53.0534°
RAAN
276.5944°
Arg. of periapsis
83.1519°
True anomaly
276.94695°
Mean anomaly
276.963°
Eccentric anomaly
276.95498°
Mean motion
3.76575 °/min
Orbital period
95.6 mins
BSTAR
0.000047835
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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-1554 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 | 2026-02-02 19:00:10.691Z | 234.402° WSW | 2026-02-02 19:02:10.691Z | 257.581° W | 43.688° | 2026-02-02 19:06:10.691Z | 48.464° ENE |
| 4 mins | 2026-02-02 20:41:10.691Z | 312.682° NW | 2026-02-02 20:42:10.691Z | 331.603° NNW | 18.792° | 2026-02-02 20:45:10.691Z | 23.573° NE |
| 5 mins | 2026-02-03 00:02:10.691Z | 344.877° N | 2026-02-03 00:04:10.691Z | 23.294° NE | 20.496° | 2026-02-03 00:07:10.691Z | 72.917° E |
| 6 mins | 2026-02-03 01:41:10.691Z | 307.919° NW | 2026-02-03 01:44:10.691Z | 185.495° SSW | 44.746° | 2026-02-03 01:47:10.691Z | 134.008° SE |
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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