STARLINK-1542, 46073
Orbit data source: Space-Track
STARLINK-1542, 46073 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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46073 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-1542
1 46073U 20055AY 25360.89382309 -.00000365 00000-0 -56269-5 0 9999
2 46073 53.0603 63.4078 0000759 100.4160 259.6915 15.06403844298337Epoch: 2025-12-26T21:27Z
TLE epoch observation values (Epoch: 2025-12-26T21:27:06.314Z)
Latitude
-0.00002°
Longitude
6.00351°
Altitude
548.174 km
Speed
7.589 km/s
True Right ascension
04h 13m 37s
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
09:27:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.995 km
Perigee altitude
546.944 km
Semi-major axis
6,925.607 km
Eccentricity
0.00008
Inclination
53.0603°
RAAN
63.4078°
Arg. of periapsis
100.416°
True anomaly
259.68294°
Mean anomaly
259.6915°
Eccentric anomaly
259.68722°
Mean motion
3.76579 °/min
Orbital period
95.6 mins
BSTAR
-0.0000056269
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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-1542 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 | 2025-12-27 12:13:49.928Z | 344.094° N | 2025-12-27 12:15:49.928Z | 20.322° NNE | 19.023° | 2025-12-27 12:18:49.928Z | 68.691° E |
| 7 mins | 2025-12-27 13:52:49.928Z | 312.146° NW | 2025-12-27 13:55:49.928Z | 24.323° NE | 44.717° | 2025-12-27 13:59:49.928Z | 127.721° SE |
| 6 mins | 2025-12-28 07:05:49.928Z | 240.998° WSW | 2025-12-28 07:07:49.928Z | 296.16° NW | 43.468° | 2025-12-28 07:11:49.928Z | 46.721° ENE |
| 4 mins | 2025-12-28 08:46:49.928Z | 316.55° NNW | 2025-12-28 08:47:49.928Z | 335.193° NNW | 18.012° | 2025-12-28 08:50:49.928Z | 24.855° 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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