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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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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-1542
1 46073U 20055AY 26237.79727968 -.00023028 00000-0 -73386-3 0 9994
2 46073 53.1618 37.7863 0002750 78.7758 281.3552 15.31639446335094Epoch: 2026-08-25T19:08Z
TLE epoch observation values (Epoch: 2026-08-25T19:08:04.964Z)
Latitude
-0.00005°
Longitude
136.70611°
Altitude
471.451 km
Speed
7.632 km/s
True Right ascension
02h 31m 08s
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
22:14:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
473.06 km
Perigee altitude
469.293 km
Semi-major axis
6,849.314 km
Eccentricity
0.00028
Inclination
53.1618°
RAAN
37.7863°
Arg. of periapsis
78.7758°
True anomaly
281.3243°
Mean anomaly
281.3552°
Eccentric anomaly
281.33975°
Mean motion
3.82889 °/min
Orbital period
94.02 mins
BSTAR
-0.00073386
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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 | 2026-08-26 12:30:37.849Z | 182.716° SSW | 2026-08-26 12:33:37.849Z | 125.024° SE | 21.328° | 2026-08-26 12:35:37.849Z | 84.438° E |
| 4 mins | 2026-08-26 14:09:37.849Z | 274.865° WNW | 2026-08-26 14:10:37.849Z | 305.112° NW | 32.151° | 2026-08-26 14:13:37.849Z | 32.088° NE |
| 4 mins | 2026-08-26 19:06:37.849Z | 359.441° N | 2026-08-26 19:07:37.849Z | 25.971° NE | 23.248° | 2026-08-26 19:10:37.849Z | 84.71° E |
| 5 mins | 2026-08-26 20:43:37.849Z | 288.921° WNW | 2026-08-26 20:45:37.849Z | 226.454° WSW | 35.767° | 2026-08-26 20:48:37.849Z | 153.89° SSE |
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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