STARLINK-5604, 55420
Orbit data source: Space-Track
STARLINK-5604, 55420 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 31 Jan 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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55420 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
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5604
1 55420U 23014AF 26171.33574115 -.00000076 00000-0 14098-5 0 9993
2 55420 69.9992 145.6715 0003610 264.6984 95.3763 14.98329881187923Epoch: 2026-06-20T08:03Z
TLE epoch observation values (Epoch: 2026-06-20T08:03:28.035Z)
Latitude
-0.00004°
Longitude
116.25284°
Altitude
574.716 km
Speed
7.574 km/s
True Right ascension
09h 42m 41s
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
21:32:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.513 km
Perigee altitude
567.496 km
Semi-major axis
6,948.142 km
Eccentricity
0.00036
Inclination
69.9992°
RAAN
145.6715°
Arg. of periapsis
264.6984°
True anomaly
95.41748°
Mean anomaly
95.3763°
Eccentric anomaly
95.39689°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
0.0000014098
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Other satellites on launch #14 in the year 2023 (2023-01-31 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-5604 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 22:40:17.589Z | 166.521° S | 2026-06-22 22:43:17.589Z | 112.587° SE | 27.672° | 2026-06-22 22:46:17.589Z | 51.381° ENE |
| 4 mins | 2026-06-23 00:20:17.589Z | 274.367° WNW | 2026-06-23 00:22:17.589Z | 314.625° NW | 20.085° | 2026-06-23 00:24:17.589Z | 347.751° N |
| 6 mins | 2026-06-23 08:43:17.589Z | 344.239° N | 2026-06-23 08:46:17.589Z | 107.769° ESE | 41.902° | 2026-06-23 08:49:17.589Z | 147.623° 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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