STARLINK-34039, 63946
Orbit data source: Space-Track
STARLINK-34039, 63946 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 13 May 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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63946 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: 1 day ago
TLE from 1 day ago
0 STARLINK-34039
1 63946U 25098W 26170.92341969 .00004044 00000-0 34647-3 0 9990
2 63946 70.0017 16.7887 0003294 267.9212 92.1569 14.98334635 61868Epoch: 2026-06-19T22:09Z
TLE epoch observation values (Epoch: 2026-06-19T22:09:43.461Z)
Latitude
-0.00009°
Longitude
136.21215°
Altitude
574.552 km
Speed
7.574 km/s
True Right ascension
01h 07m 09s
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
10:20:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.278 km
Perigee altitude
567.701 km
Semi-major axis
6,948.127 km
Eccentricity
0.00033
Inclination
70.0017°
RAAN
16.7887°
Arg. of periapsis
267.9212°
True anomaly
92.19462°
Mean anomaly
92.1569°
Eccentric anomaly
92.17576°
Mean motion
3.7475 °/min
Orbital period
96.06 mins
BSTAR
0.00034647
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Other satellites on launch #98 in the year 2025 (2025-05-13 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-34039 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 | 2026-06-21 00:20:04.390Z | 348.089° N | 2026-06-21 00:24:04.390Z | 72.526° E | 36.046° | 2026-06-21 00:27:04.390Z | 132.968° SE |
| 5 mins | 2026-06-21 14:22:04.390Z | 151.393° SSE | 2026-06-21 14:24:04.390Z | 100.385° ESE | 28.21° | 2026-06-21 14:27:04.390Z | 47.364° ENE |
| 5 mins | 2026-06-21 16:00:04.390Z | 265.938° W | 2026-06-21 16:02:04.390Z | 301.836° NW | 19.997° | 2026-06-21 16:05:04.390Z | 351.753° N |
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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