STARLINK-1504, 45746
Orbit data source: Space-Track
STARLINK-1504, 45746 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 13 Jun 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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45746 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: 1 day ago
TLE from 1 day ago
0 STARLINK-1504
1 45746U 20038S 25304.57041244 .00044619 00000-0 10908-2 0 9994
2 45746 53.0286 39.6318 0002136 217.0213 143.0644 15.40390985297521Epoch: 2025-10-31T13:41Z
TLE epoch observation values (Epoch: 2025-10-31T13:41:23.634Z)
Latitude
0.00001°
Longitude
154.17039°
Altitude
447.009 km
Speed
7.645 km/s
True Right ascension
02h 38m 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
12:56:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
446.691 km
Perigee altitude
443.776 km
Semi-major axis
6,823.37 km
Eccentricity
0.00021
Inclination
53.0286°
RAAN
39.6318°
Arg. of periapsis
217.0213°
True anomaly
143.07911°
Mean anomaly
143.0644°
Eccentric anomaly
143.07175°
Mean motion
3.85074 °/min
Orbital period
93.49 mins
BSTAR
0.0010908
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Other satellites on launch #38 in the year 2020 (2020-06-13 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-1504 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 | 2025-11-02 07:53:06.493Z | 181.442° SSW | 2025-11-02 07:56:06.493Z | 117.38° SE | 20.799° | 2025-11-02 07:58:06.493Z | 80.115° E |
| 4 mins | 2025-11-02 09:31:06.493Z | 273.202° WNW | 2025-11-02 09:33:06.493Z | 345.006° N | 31.156° | 2025-11-02 09:35:06.493Z | 30.646° NE |
| 5 mins | 2025-11-02 14:25:06.493Z | 335.815° NNW | 2025-11-02 14:27:06.493Z | 15.471° NNE | 22.302° | 2025-11-02 14:30:06.493Z | 81.902° E |
| 5 mins | 2025-11-02 16:03:06.493Z | 285.396° WNW | 2025-11-02 16:05:06.493Z | 213.231° SW | 34.317° | 2025-11-02 16:08:06.493Z | 152.882° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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