STARLINK-30999, 58551
Orbit data source: Space-Track
STARLINK-30999, 58551 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 08 Dec 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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58551 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: 3 days ago
TLE from 3 days ago
0 STARLINK-30999
1 58551U 23192W 26170.64343382 .00001357 00000-0 57940-4 0 9995
2 58551 53.1618 299.2113 0001144 85.8866 274.2266 15.30197833141733Epoch: 2026-06-19T15:26Z
TLE epoch observation values (Epoch: 2026-06-19T15:26:32.682Z)
Latitude
0.00004°
Longitude
159.70569°
Altitude
476.064 km
Speed
7.629 km/s
True Right ascension
19h 56m 50s
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
21:30:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.262 km
Perigee altitude
474.694 km
Semi-major axis
6,853.615 km
Eccentricity
0.00011
Inclination
53.1618°
RAAN
299.2113°
Arg. of periapsis
85.8866°
True anomaly
274.21353°
Mean anomaly
274.2266°
Eccentric anomaly
274.22006°
Mean motion
3.82528 °/min
Orbital period
94.11 mins
BSTAR
0.00005794
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Other satellites on launch #192 in the year 2023 (2023-12-08 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-30999 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 11:02:37.961Z | 249.215° W | 2026-06-22 11:05:37.961Z | 312.556° NW | 37.157° | 2026-06-22 11:08:37.961Z | 37.565° NE |
| 4 mins | 2026-06-22 16:00:37.961Z | 342.729° N | 2026-06-22 16:02:37.961Z | 24.805° NE | 21.133° | 2026-06-22 16:04:37.961Z | 67.996° E |
| 5 mins | 2026-06-22 17:38:37.961Z | 296.864° NW | 2026-06-22 17:40:37.961Z | 240.052° WSW | 40.07° | 2026-06-22 17:43:37.961Z | 147.096° 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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