STARLINK-31516, 59221
Orbit data source: Space-Track
STARLINK-31516, 59221 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 11 Mar 2024 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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59221 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-31516
1 59221U 24046W 26171.34632853 -.00000137 00000-0 70737-5 0 9997
2 59221 53.1619 36.6041 0001187 101.1974 258.9162 15.34391249128786Epoch: 2026-06-20T08:18Z
TLE epoch observation values (Epoch: 2026-06-20T08:18:42.784Z)
Latitude
-0.00006°
Longitude
3.36352°
Altitude
463.787 km
Speed
7.636 km/s
True Right ascension
02h 26m 24s
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
21:28:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.798 km
Perigee altitude
462.174 km
Semi-major axis
6,841.123 km
Eccentricity
0.00012
Inclination
53.1619°
RAAN
36.6041°
Arg. of periapsis
101.1974°
True anomaly
258.90285°
Mean anomaly
258.9162°
Eccentric anomaly
258.90953°
Mean motion
3.83577 °/min
Orbital period
93.85 mins
BSTAR
0.0000070737
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Other satellites on launch #46 in the year 2024 (2024-03-11 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-31516 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 16:45:28.221Z | 207.545° SW | 2026-06-22 16:48:28.221Z | 120.951° SE | 36.808° | 2026-06-22 16:51:28.221Z | 60.767° ENE |
| 4 mins | 2026-06-22 18:24:28.221Z | 294.767° NW | 2026-06-22 18:26:28.221Z | 344.391° N | 21.762° | 2026-06-22 18:28:28.221Z | 23.033° NE |
| 5 mins | 2026-06-22 23:20:28.221Z | 338.048° N | 2026-06-22 23:22:28.221Z | 53.214° ENE | 33.191° | 2026-06-22 23:25:28.221Z | 107.034° 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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