STARLINK-30391, 57817
Orbit data source: Space-Track
STARLINK-30391, 57817 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 09 Sep 2023 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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57817 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-30391
1 57817U 23138K 26171.27301141 .00020608 00000-0 75584-3 0 9999
2 57817 43.0043 15.1421 0001415 264.5418 95.5272 15.27600738154424Epoch: 2026-06-20T06:33Z
TLE epoch observation values (Epoch: 2026-06-20T06:33:08.185Z)
Latitude
-0.00006°
Longitude
8.36793°
Altitude
482.857 km
Speed
7.626 km/s
True Right ascension
01h 00m 34s
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
21:33:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.903 km
Perigee altitude
483.96 km
Semi-major axis
6,863.068 km
Eccentricity
0.00014
Inclination
43.0043°
RAAN
15.1421°
Arg. of periapsis
264.5418°
True anomaly
95.54334°
Mean anomaly
95.5272°
Eccentric anomaly
95.53527°
Mean motion
3.81738 °/min
Orbital period
94.31 mins
BSTAR
0.00075584
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Other satellites on launch #138 in the year 2023 (2023-09-09 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-30391 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 | 2026-06-22 15:13:37.981Z | 174.914° S | 2026-06-22 15:15:37.981Z | 139.457° SSE | 15.33° | 2026-06-22 15:17:37.981Z | 105.932° ESE |
| 6 mins | 2026-06-22 16:51:37.981Z | 237.714° WSW | 2026-06-22 16:53:37.981Z | 198.365° SSW | 42.059° | 2026-06-22 16:57:37.981Z | 74.283° E |
| 6 mins | 2026-06-22 18:30:37.981Z | 283.14° WNW | 2026-06-22 18:32:37.981Z | 329.055° NNW | 37.585° | 2026-06-22 18:36:37.981Z | 73.247° E |
| 6 mins | 2026-06-22 20:09:37.981Z | 292.338° WNW | 2026-06-22 20:12:37.981Z | 55.416° ENE | 41.181° | 2026-06-22 20:15:37.981Z | 96.233° ESE |
| 5 mins | 2026-06-22 21:48:37.981Z | 269.519° W | 2026-06-22 21:50:37.981Z | 226.37° WSW | 30.099° | 2026-06-22 21:53:37.981Z | 148.058° 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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