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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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: 19 hours ago
TLE from 19 hours ago
0 STARLINK-1504
1 45746U 20038S 26134.29040822 .00021089 00000-0 28800-3 0 9993
2 45746 53.0208 184.6243 0003231 33.5682 326.5533 15.57450724327728Epoch: 2026-05-14T06:58Z
TLE epoch observation values (Epoch: 2026-05-14T06:58:11.270Z)
Latitude
-0.00001°
Longitude
-151.96086°
Altitude
394.107 km
Speed
7.676 km/s
True Right ascension
12h 18m 29s
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
10:52:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
397.509 km
Perigee altitude
393.132 km
Semi-major axis
6,773.457 km
Eccentricity
0.00032
Inclination
53.0208°
RAAN
184.6243°
Arg. of periapsis
33.5682°
True anomaly
326.53289°
Mean anomaly
326.5533°
Eccentric anomaly
326.54309°
Mean motion
3.89339 °/min
Orbital period
92.46 mins
BSTAR
0.000288
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-15 06:16:55.970Z | 248.355° W | 2026-05-15 06:18:55.970Z | 7.765° NNE | 38.768° | 2026-05-15 06:20:55.970Z | 42.282° NE |
| 4 mins | 2026-05-15 12:44:55.970Z | 309.723° NW | 2026-05-15 12:45:55.970Z | 309.006° NW | 42.422° | 2026-05-15 12:48:55.970Z | 130.896° SE |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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