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: 16 hours ago
TLE from 16 hours ago
0 STARLINK-1542
1 46073U 20055AY 26025.74992592 .00021728 00000-0 14720-2 0 9990
2 46073 53.0530 289.3811 0004494 309.9225 50.1368 15.06421137302830Epoch: 2026-01-25T17:59Z
TLE epoch observation values (Epoch: 2026-01-25T17:59:53.599Z)
Latitude
-0.00007°
Longitude
-105.64784°
Altitude
546.032 km
Speed
7.591 km/s
True Right ascension
19h 17m 31s
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
11:06:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
550.53 km
Perigee altitude
544.305 km
Semi-major axis
6,925.555 km
Eccentricity
0.00045
Inclination
53.053°
RAAN
289.3811°
Arg. of periapsis
309.9225°
True anomaly
50.17634°
Mean anomaly
50.1368°
Eccentric anomaly
50.15657°
Mean motion
3.76584 °/min
Orbital period
95.6 mins
BSTAR
0.001472
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-01-26 19:37:54.824Z | 209.728° SW | 2026-01-26 19:41:54.824Z | 114.288° SE | 37.157° | 2026-01-26 19:44:54.824Z | 61.491° ENE |
| 5 mins | 2026-01-26 21:18:54.824Z | 283.907° WNW | 2026-01-26 21:20:54.824Z | 324.023° NNW | 25.264° | 2026-01-26 21:23:54.824Z | 25.801° NE |
| 6 mins | 2026-01-27 02:20:54.824Z | 328.656° NNW | 2026-01-27 02:22:54.824Z | 29.228° NE | 38.556° | 2026-01-27 02:26:54.824Z | 112.8° SE |
| 4 mins | 2026-01-27 04:00:54.824Z | 258.736° W | 2026-01-27 04:01:54.824Z | 238.911° WSW | 20.189° | 2026-01-27 04:04:54.824Z | 185.701° SSW |
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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