STARLINK-30521, 57966
Orbit data source: Space-Track
STARLINK-30521, 57966 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 30 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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57966 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-30521
1 57966U 23151C 26129.98727813 .00001048 00000-0 47592-4 0 9994
2 57966 43.0064 349.6120 0001468 272.9818 87.0866 15.27585359145143Epoch: 2026-05-09T23:41Z
TLE epoch observation values (Epoch: 2026-05-09T23:41:40.830Z)
Latitude
0°
Longitude
126.39505°
Altitude
482.758 km
Speed
7.626 km/s
True Right ascension
23h 18m 26s
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
21:24:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.985 km
Perigee altitude
483.97 km
Semi-major axis
6,863.114 km
Eccentricity
0.00015
Inclination
43.0064°
RAAN
349.612°
Arg. of periapsis
272.9818°
True anomaly
87.1034°
Mean anomaly
87.0866°
Eccentric anomaly
87.095°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.000047592
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Other satellites on launch #151 in the year 2023 (2023-09-30 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-30521 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 | 2026-05-10 17:08:49.821Z | 180.421° SSW | 2026-05-10 17:10:49.821Z | 141.731° SSE | 18.09° | 2026-05-10 17:12:49.821Z | 104.78° ESE |
| 6 mins | 2026-05-10 18:46:49.821Z | 244.751° WSW | 2026-05-10 18:48:49.821Z | 227.603° WSW | 42.227° | 2026-05-10 18:52:49.821Z | 73.064° E |
| 6 mins | 2026-05-10 20:25:49.821Z | 284.708° WNW | 2026-05-10 20:28:49.821Z | 23.905° NE | 36.917° | 2026-05-10 20:31:49.821Z | 73.976° E |
| 5 mins | 2026-05-10 22:05:49.821Z | 294.694° NW | 2026-05-10 22:07:49.821Z | 52.456° ENE | 43.297° | 2026-05-10 22:10:49.821Z | 100.132° ESE |
| 4 mins | 2026-05-10 23:44:49.821Z | 253.652° W | 2026-05-10 23:46:49.821Z | 195.831° SSW | 26.59° | 2026-05-10 23:48:49.821Z | 155.586° 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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