STARLINK-5917, 55942
Orbit data source: Space-Track
STARLINK-5917, 55942 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 17 Mar 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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55942 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-5917
1 55942U 23037AE 26171.02974611 .00000395 00000-0 40894-4 0 9993
2 55942 69.9998 26.2654 0002968 268.1766 91.9054 14.98330417179312Epoch: 2026-06-20T00:42Z
TLE epoch observation values (Epoch: 2026-06-20T00:42:50.063Z)
Latitude
0.00003°
Longitude
107.30658°
Altitude
574.548 km
Speed
7.574 km/s
True Right ascension
01h 45m 03s
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
21:45:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.065 km
Perigee altitude
567.941 km
Semi-major axis
6,948.14 km
Eccentricity
0.0003
Inclination
69.9998°
RAAN
26.2654°
Arg. of periapsis
268.1766°
True anomaly
91.93939°
Mean anomaly
91.9054°
Eccentric anomaly
91.9224°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
0.000040894
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Other satellites on launch #37 in the year 2023 (2023-03-17 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-5917 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 15:20:16.253Z | 200.125° SSW | 2026-06-22 15:23:16.253Z | 166.95° S | 44.462° | 2026-06-22 15:27:16.253Z | 26.108° NE |
| 4 mins | 2026-06-22 23:45:16.253Z | 19.339° NNE | 2026-06-22 23:47:16.253Z | 50.978° ENE | 16.109° | 2026-06-22 23:49:16.253Z | 83.929° E |
| 6 mins | 2026-06-23 01:23:16.253Z | 314.873° NW | 2026-06-23 01:26:16.253Z | 235.635° WSW | 34.408° | 2026-06-23 01:29:16.253Z | 181.48° SSW |
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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