STARLINK-34172, 64173
Orbit data source: Space-Track
STARLINK-34172, 64173 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 28 May 2025 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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64173 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 STARLINK-34172
1 64173U 25113D 26171.46668481 .00029290 00000-0 95125-3 0 9990
2 64173 53.1595 332.8309 0001138 110.8327 249.2796 15.31722210 60777Epoch: 2026-06-20T11:12Z
TLE epoch observation values (Epoch: 2026-06-20T11:12:01.567Z)
Latitude
-0.00006°
Longitude
-103.85657°
Altitude
471.85 km
Speed
7.631 km/s
True Right ascension
22h 11m 19s
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
07:13:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.71 km
Perigee altitude
470.151 km
Semi-major axis
6,849.067 km
Eccentricity
0.00011
Inclination
53.1595°
RAAN
332.8309°
Arg. of periapsis
110.8327°
True anomaly
249.2674°
Mean anomaly
249.2796°
Eccentric anomaly
249.2735°
Mean motion
3.82909 °/min
Orbital period
94.02 mins
BSTAR
0.00095125
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Other satellites on launch #113 in the year 2025 (2025-05-28 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-34172 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 | 2026-06-20 21:07:08.791Z | 293.403° NW | 2026-06-20 21:10:08.791Z | 228.166° WSW | 31.708° | 2026-06-20 21:13:08.791Z | 160.094° S |
| 4 mins | 2026-06-21 14:03:08.791Z | 272.597° WNW | 2026-06-21 14:05:08.791Z | 347.919° N | 32.389° | 2026-06-21 14:07:08.791Z | 31.548° NE |
| 4 mins | 2026-06-21 19:00:08.791Z | 358.376° N | 2026-06-21 19:01:08.791Z | 24.39° NE | 23.046° | 2026-06-21 19:04:08.791Z | 83.85° E |
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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