STARLINK-3757, 52539
Orbit data source: Space-Track
STARLINK-3757, 52539 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 13 May 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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52539 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
297 kg wet, ~275 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: 3 days ago
TLE from 3 days ago
0 STARLINK-3757
1 52539U 22051G 26170.90747639 .00000594 00000-0 55427-4 0 9990
2 52539 53.1606 30.1339 0001293 84.8649 275.2490 15.08830501226875Epoch: 2026-06-19T21:46Z
TLE epoch observation values (Epoch: 2026-06-19T21:46:45.960Z)
Latitude
0°
Longitude
155.31268°
Altitude
540.582 km
Speed
7.593 km/s
True Right ascension
02h 00m 32s
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
21:34:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.921 km
Perigee altitude
539.132 km
Semi-major axis
6,918.163 km
Eccentricity
0.00013
Inclination
53.1606°
RAAN
30.1339°
Arg. of periapsis
84.8649°
True anomaly
275.23425°
Mean anomaly
275.249°
Eccentric anomaly
275.24162°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
0.000055427
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Other satellites on launch #51 in the year 2022 (2022-05-13 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-3757 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 | 2026-06-22 16:44:40.031Z | 233.628° WSW | 2026-06-22 16:47:40.031Z | 28.748° NE | 43.112° | 2026-06-22 16:50:40.031Z | 48.118° ENE |
| 4 mins | 2026-06-22 18:25:40.031Z | 311.616° NW | 2026-06-22 18:26:40.031Z | 330.335° NNW | 18.427° | 2026-06-22 18:29:40.031Z | 22.712° NE |
| 4 mins | 2026-06-22 21:46:40.031Z | 349.478° N | 2026-06-22 21:48:40.031Z | 29.267° NE | 19.611° | 2026-06-22 21:50:40.031Z | 64.19° ENE |
| 6 mins | 2026-06-22 23:25:40.031Z | 309.085° NW | 2026-06-22 23:27:40.031Z | 303.537° NW | 43.069° | 2026-06-22 23:31:40.031Z | 132.332° 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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