STARLINK-31021, 58518
Orbit data source: Space-Track
STARLINK-31021, 58518 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 07 Dec 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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58518 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-31021
1 58518U 23191L 26171.24703036 .00000492 00000-0 27384-4 0 9998
2 58518 42.9990 244.4362 0000460 237.6821 122.3986 15.27578475141150Epoch: 2026-06-20T05:55Z
TLE epoch observation values (Epoch: 2026-06-20T05:55:43.423Z)
Latitude
-0.00001°
Longitude
-112.95914°
Altitude
482.998 km
Speed
7.626 km/s
True Right ascension
16h 17m 44s
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
23:21:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.315 km
Perigee altitude
484.683 km
Semi-major axis
6,863.136 km
Eccentricity
0.00005
Inclination
42.999°
RAAN
244.4362°
Arg. of periapsis
237.6821°
True anomaly
122.40305°
Mean anomaly
122.3986°
Eccentric anomaly
122.40083°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.000027384
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Other satellites on launch #191 in the year 2023 (2023-12-07 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-31021 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 13:20:44.743Z | 269.304° W | 2026-06-22 13:23:44.743Z | 195.176° SSW | 28.143° | 2026-06-22 13:25:44.743Z | 153.205° SSE |
| 5 mins | 2026-06-23 07:56:44.743Z | 238.061° WSW | 2026-06-23 07:58:44.743Z | 119.728° SE | 43.233° | 2026-06-23 08:01:44.743Z | 74.293° E |
| 5 mins | 2026-06-23 09:35:44.743Z | 289.746° WNW | 2026-06-23 09:37:44.743Z | 7.733° NNE | 38.3° | 2026-06-23 09:40:44.743Z | 72.026° E |
| 5 mins | 2026-06-23 11:14:44.743Z | 294.423° NW | 2026-06-23 11:16:44.743Z | 9.889° NNE | 43.274° | 2026-06-23 11:19:44.743Z | 96.901° ESE |
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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