STARLINK-30509, 57977
Orbit data source: Space-Track
STARLINK-30509, 57977 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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57977 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: 1 day ago
TLE from 1 day ago
0 STARLINK-30509
1 57977U 23151P 26221.04063669 .00000931 00000-0 43360-4 0 9997
2 57977 43.0023 210.2771 0001633 278.7554 81.3113 15.27577366158897Epoch: 2026-08-09T00:58Z
TLE epoch observation values (Epoch: 2026-08-09T00:58:31.010Z)
Latitude
0.00002°
Longitude
-121.89542°
Altitude
482.664 km
Speed
7.626 km/s
True Right ascension
14h 01m 06s
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
16:46:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.123 km
Perigee altitude
483.881 km
Semi-major axis
6,863.139 km
Eccentricity
0.00016
Inclination
43.0023°
RAAN
210.2771°
Arg. of periapsis
278.7554°
True anomaly
81.3298°
Mean anomaly
81.3113°
Eccentric anomaly
81.32055°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.00004336
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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-30509 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-08-10 03:55:09.474Z | 260.196° W | 2026-08-10 03:58:09.474Z | 294.491° NW | 42.069° | 2026-08-10 04:02:09.474Z | 70.712° E |
| 6 mins | 2026-08-10 05:35:09.474Z | 290.594° WNW | 2026-08-10 05:38:09.474Z | 28.768° NE | 37.144° | 2026-08-10 05:41:09.474Z | 80.131° E |
| 6 mins | 2026-08-10 07:14:09.474Z | 285.757° WNW | 2026-08-10 07:17:09.474Z | 146.544° SSE | 43.424° | 2026-08-10 07:20:09.474Z | 115.067° SE |
| 5 mins | 2026-08-11 01:50:09.474Z | 197.029° SSW | 2026-08-11 01:52:09.474Z | 144.974° SSE | 27.262° | 2026-08-11 01:55:09.474Z | 87.21° E |
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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