STARLINK-5905, 55986
Orbit data source: Space-Track
STARLINK-5905, 55986 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 24 Mar 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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55986 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5905
1 55986U 23042A 26171.46015434 -.00000142 00000-0 43800-5 0 9996
2 55986 43.0026 199.4785 0001449 285.9284 74.1408 15.27573562179407Epoch: 2026-06-20T11:02Z
TLE epoch observation values (Epoch: 2026-06-20T11:02:37.334Z)
Latitude
-0.00004°
Longitude
125.14844°
Altitude
482.573 km
Speed
7.626 km/s
True Right ascension
13h 17m 54s
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
21:31:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.008 km
Perigee altitude
484.019 km
Semi-major axis
6,863.15 km
Eccentricity
0.00014
Inclination
43.0026°
RAAN
199.4785°
Arg. of periapsis
285.9284°
True anomaly
74.15677°
Mean anomaly
74.1408°
Eccentric anomaly
74.14879°
Mean motion
3.81731 °/min
Orbital period
94.31 mins
BSTAR
0.00000438
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Other satellites on launch #42 in the year 2023 (2023-03-24 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-5905 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 10:37:24.148Z | 265.445° W | 2026-06-22 10:39:24.148Z | 224.941° SW | 25.688° | 2026-06-22 10:42:24.148Z | 156.259° SSE |
| 6 mins | 2026-06-23 05:12:24.148Z | 245.969° WSW | 2026-06-23 05:15:24.148Z | 92.888° ESE | 43.21° | 2026-06-23 05:18:24.148Z | 72.97° E |
| 5 mins | 2026-06-23 06:52:24.148Z | 293.093° NW | 2026-06-23 06:54:24.148Z | 14.512° NNE | 37.691° | 2026-06-23 06:57:24.148Z | 73.533° E |
| 5 mins | 2026-06-23 08:31:24.148Z | 293.413° NW | 2026-06-23 08:33:24.148Z | 29.974° NE | 44.009° | 2026-06-23 08:36:24.148Z | 100.588° ESE |
| 4 mins | 2026-06-23 10:10:24.148Z | 255.831° W | 2026-06-23 10:12:24.148Z | 201.358° SSW | 26.434° | 2026-06-23 10:14:24.148Z | 158.37° S |
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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