STARLINK-5129, 54004
Orbit data source: Space-Track
STARLINK-5129, 54004 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 05 Oct 2022 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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54004 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: 3 days ago
TLE from 3 days ago
0 STARLINK-5129
1 54004U 22125AS 26170.87569929 -.00001905 00000-0 -10160-3 0 9994
2 54004 53.1614 114.9611 0001684 88.6077 271.5107 15.08839495204891Epoch: 2026-06-19T21:01Z
TLE epoch observation values (Epoch: 2026-06-19T21:01:00.418Z)
Latitude
-0.00006°
Longitude
-108.38908°
Altitude
540.606 km
Speed
7.593 km/s
True Right ascension
07h 39m 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
21:29:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.164 km
Perigee altitude
538.834 km
Semi-major axis
6,918.136 km
Eccentricity
0.00017
Inclination
53.1614°
RAAN
114.9611°
Arg. of periapsis
88.6077°
True anomaly
271.49141°
Mean anomaly
271.5107°
Eccentric anomaly
271.50105°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
-0.0001016
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Other satellites on launch #125 in the year 2022 (2022-10-05 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-5129 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 22:20:43.295Z | 236.051° WSW | 2026-06-22 22:22:43.295Z | 262.74° W | 43.144° | 2026-06-22 22:26:43.295Z | 47.553° ENE |
| 4 mins | 2026-06-23 00:01:43.295Z | 315.191° NNW | 2026-06-23 00:02:43.295Z | 334.253° NNW | 18.254° | 2026-06-23 00:05:43.295Z | 24.6° NE |
| 4 mins | 2026-06-23 03:22:43.295Z | 352.213° N | 2026-06-23 03:24:43.295Z | 33.448° NE | 19.757° | 2026-06-23 03:26:43.295Z | 67.158° ENE |
| 6 mins | 2026-06-23 05:01:43.295Z | 307.513° NW | 2026-06-23 05:03:43.295Z | 285.068° WNW | 44.152° | 2026-06-23 05:07:43.295Z | 133.803° SE |
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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