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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-30509
1 57977U 23151P 26130.02271105 -.00002805 00000-0 -92430-4 0 9996
2 57977 43.0044 4.2948 0001560 266.6507 93.4166 15.27576324144979Epoch: 2026-05-10T00:32Z
TLE epoch observation values (Epoch: 2026-05-10T00:32:42.234Z)
Latitude
-0.00005°
Longitude
128.28702°
Altitude
482.9 km
Speed
7.626 km/s
True Right ascension
00h 17m 10s
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
19:51:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.075 km
Perigee altitude
483.934 km
Semi-major axis
6,863.142 km
Eccentricity
0.00016
Inclination
43.0044°
RAAN
4.2948°
Arg. of periapsis
266.6507°
True anomaly
93.43444°
Mean anomaly
93.4166°
Eccentric anomaly
93.42552°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
-0.00009243
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-05-10 19:37:58.872Z | 238.368° WSW | 2026-05-10 19:39:58.872Z | 155.13° SSE | 43.747° | 2026-05-10 19:42:58.872Z | 74.873° E |
| 5 mins | 2026-05-10 21:16:58.872Z | 286.962° WNW | 2026-05-10 21:18:58.872Z | 351.779° N | 38.563° | 2026-05-10 21:21:58.872Z | 70.722° E |
| 5 mins | 2026-05-10 22:55:58.872Z | 293.456° NW | 2026-05-10 22:57:58.872Z | 341.247° N | 42.464° | 2026-05-10 23:00:58.872Z | 95.68° ESE |
| 5 mins | 2026-05-11 00:34:58.872Z | 264.583° W | 2026-05-11 00:36:58.872Z | 213.161° SW | 29.806° | 2026-05-11 00:39:58.872Z | 147.011° SSE |
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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