STARLINK-34503, 64420
Orbit data source: Space-Track
STARLINK-34503, 64420 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 17 Jun 2025 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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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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-34503
1 64420U 25129J 26171.43013965 .00002672 00000-0 23164-3 0 9999
2 64420 70.0007 175.5340 0004002 265.4436 94.6266 14.98335830 56618Epoch: 2026-06-20T10:19Z
TLE epoch observation values (Epoch: 2026-06-20T10:19:24.065Z)
Latitude
-0.00004°
Longitude
112.03884°
Altitude
574.687 km
Speed
7.574 km/s
True Right ascension
11h 42m 08s
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
07:23:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.767 km
Perigee altitude
567.205 km
Semi-major axis
6,948.123 km
Eccentricity
0.0004
Inclination
70.0007°
RAAN
175.534°
Arg. of periapsis
265.4436°
True anomaly
94.67231°
Mean anomaly
94.6266°
Eccentric anomaly
94.64945°
Mean motion
3.7475 °/min
Orbital period
96.06 mins
BSTAR
0.00023164
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Other satellites on launch #129 in the year 2025 (2025-06-17 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-34503 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 | 2026-06-21 00:52:10.686Z | 153.23° SSE | 2026-06-21 00:55:10.686Z | 104.21° ESE | 20.382° | 2026-06-21 00:58:10.686Z | 56.169° ENE |
| 5 mins | 2026-06-21 02:31:10.686Z | 254.652° W | 2026-06-21 02:33:10.686Z | 299.041° NW | 26.829° | 2026-06-21 02:36:10.686Z | 357.689° N |
| 6 mins | 2026-06-21 10:55:10.686Z | 359.386° N | 2026-06-21 10:57:10.686Z | 51.388° ENE | 35.846° | 2026-06-21 11:01:10.686Z | 135.596° SSE |
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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