STARLINK-31508, 59503
Orbit data source: Space-Track
STARLINK-31508, 59503 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 13 Apr 2024 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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59503 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
33.884 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-31508
1 59503U 24071V 26171.23298584 -.00001713 00000-0 -52746-4 0 9996
2 59503 43.0028 121.0324 0000792 265.5418 94.5343 15.27570341123888Epoch: 2026-06-20T05:35Z
TLE epoch observation values (Epoch: 2026-06-20T05:35:29.976Z)
Latitude
-0.00004°
Longitude
128.70691°
Altitude
482.897 km
Speed
7.626 km/s
True Right ascension
08h 04m 07s
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
23:07:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.566 km
Perigee altitude
484.479 km
Semi-major axis
6,863.16 km
Eccentricity
0.00008
Inclination
43.0028°
RAAN
121.0324°
Arg. of periapsis
265.5418°
True anomaly
94.54335°
Mean anomaly
94.5343°
Eccentric anomaly
94.53882°
Mean motion
3.81731 °/min
Orbital period
94.31 mins
BSTAR
-0.000052746
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Other satellites on launch #71 in the year 2024 (2024-04-13 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-31508 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 | 2026-06-22 23:45:24.145Z | 233.857° WSW | 2026-06-22 23:47:24.145Z | 136.024° SSE | 42.66° | 2026-06-22 23:50:24.145Z | 75.478° E |
| 5 mins | 2026-06-23 01:24:24.145Z | 287.278° WNW | 2026-06-23 01:26:24.145Z | 2.97° NNE | 38.755° | 2026-06-23 01:29:24.145Z | 71.039° E |
| 5 mins | 2026-06-23 03:03:24.145Z | 294.906° NW | 2026-06-23 03:05:24.145Z | 1.263° NNE | 42.528° | 2026-06-23 03:08:24.145Z | 94.173° ESE |
| 5 mins | 2026-06-23 04:42:24.145Z | 264.394° W | 2026-06-23 04:44:24.145Z | 206.925° SW | 31.447° | 2026-06-23 04:47:24.145Z | 143.267° 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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