STARLINK-1545, 46156
Orbit data source: Space-Track
STARLINK-1545, 46156 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 18 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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46156 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-1545
1 46156U 20057AR 25335.47818911 .00104041 00000-0 27366-2 0 9999
2 46156 53.0546 9.0785 0009623 9.9266 350.1925 15.37719556292915Epoch: 2025-12-01T11:28Z
TLE epoch observation values (Epoch: 2025-12-01T11:28:35.539Z)
Latitude
-0°
Longitude
126.3533°
Altitude
447.269 km
Speed
7.649 km/s
True Right ascension
00h 36m 18s
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
16:02:50
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
459.703 km
Perigee altitude
446.555 km
Semi-major axis
6,831.266 km
Eccentricity
0.00096
Inclination
53.0546°
RAAN
9.0785°
Arg. of periapsis
9.9266°
True anomaly
350.17369°
Mean anomaly
350.1925°
Eccentric anomaly
350.1831°
Mean motion
3.84407 °/min
Orbital period
93.65 mins
BSTAR
0.0027366
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Other satellites on launch #57 in the year 2020 (2020-08-18 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-1545 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 | 2025-12-02 04:47:53.189Z | 212.36° SW | 2025-12-02 04:50:53.189Z | 147.67° SSE | 38.354° | 2025-12-02 04:53:53.189Z | 61.071° ENE |
| 4 mins | 2025-12-02 06:26:53.189Z | 293.158° NW | 2025-12-02 06:28:53.189Z | 339.955° N | 20.888° | 2025-12-02 06:30:53.189Z | 20.746° NNE |
| 5 mins | 2025-12-02 11:21:53.189Z | 329.572° NNW | 2025-12-02 11:23:53.189Z | 30.074° NE | 35.46° | 2025-12-02 11:26:53.189Z | 106.867° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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