STARLINK-30415, 57821
Orbit data source: Space-Track
STARLINK-30415, 57821 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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57821 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-30415
1 57821U 23138P 26171.29099870 .00006129 00000-0 23197-3 0 9994
2 57821 43.0058 15.2760 0001458 270.2061 89.8623 15.27594593154424Epoch: 2026-06-20T06:59Z
TLE epoch observation values (Epoch: 2026-06-20T06:59:02.287Z)
Latitude
-0.00007°
Longitude
2.00866°
Altitude
482.779 km
Speed
7.626 km/s
True Right ascension
01h 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
21:34:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.95 km
Perigee altitude
483.949 km
Semi-major axis
6,863.087 km
Eccentricity
0.00015
Inclination
43.0058°
RAAN
15.276°
Arg. of periapsis
270.2061°
True anomaly
89.87901°
Mean anomaly
89.8623°
Eccentric anomaly
89.87065°
Mean motion
3.81737 °/min
Orbital period
94.31 mins
BSTAR
0.00023197
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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-30415 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 | 2026-06-22 15:40:11.069Z | 194.343° SSW | 2026-06-22 15:42:11.069Z | 156.311° SSE | 21.906° | 2026-06-22 15:45:11.069Z | 95.435° ESE |
| 5 mins | 2026-06-22 17:19:11.069Z | 253.62° W | 2026-06-22 17:21:11.069Z | 306.329° NW | 44.918° | 2026-06-22 17:24:11.069Z | 71.266° E |
| 5 mins | 2026-06-22 18:58:11.069Z | 290.936° WNW | 2026-06-22 19:00:11.069Z | 347.121° N | 37.692° | 2026-06-22 19:03:11.069Z | 73.304° E |
| 6 mins | 2026-06-22 20:37:11.069Z | 289.496° WNW | 2026-06-22 20:39:11.069Z | 302.43° NW | 43.555° | 2026-06-22 20:43:11.069Z | 106.839° ESE |
| 5 mins | 2026-06-22 22:16:11.069Z | 257.58° W | 2026-06-22 22:18:11.069Z | 214.246° SW | 22.699° | 2026-06-22 22:21:11.069Z | 158.641° S |
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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