STARLINK-34170, 63955
Orbit data source: Space-Track
STARLINK-34170, 63955 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 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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63955 intel report (Beta)
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Edit Public Description
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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-34170
1 63955U 25099D 25346.93016070 .00048170 00000-0 17475-2 0 9995
2 63955 43.0016 306.5345 0001298 275.0692 85.0011 15.27601234 34059Epoch: 2025-12-12T22:19Z
TLE epoch observation values (Epoch: 2025-12-12T22:19:25.884Z)
Latitude
-0.00005°
Longitude
-110.18813°
Altitude
482.684 km
Speed
7.626 km/s
True Right ascension
20h 26m 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
09:41:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.821 km
Perigee altitude
484.04 km
Semi-major axis
6,863.067 km
Eccentricity
0.00013
Inclination
43.0016°
RAAN
306.5345°
Arg. of periapsis
275.0692°
True anomaly
85.01592°
Mean anomaly
85.0011°
Eccentric anomaly
85.00851°
Mean motion
3.81738 °/min
Orbital period
94.31 mins
BSTAR
0.0017475
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Other satellites on launch #99 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-34170 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-12-14 01:15:21.017Z | 231.477° WSW | 2025-12-14 01:17:21.017Z | 125.189° SE | 41.764° | 2025-12-14 01:20:21.017Z | 75.528° E |
| 5 mins | 2025-12-14 02:54:21.017Z | 288.348° WNW | 2025-12-14 02:56:21.017Z | 12.39° NNE | 38.462° | 2025-12-14 02:59:21.017Z | 71.482° E |
| 5 mins | 2025-12-14 04:33:21.017Z | 296.103° NW | 2025-12-14 04:35:21.017Z | 18.687° NNE | 42.388° | 2025-12-14 04:38:21.017Z | 93.927° ESE |
| 5 mins | 2025-12-14 06:12:21.017Z | 262.903° W | 2025-12-14 06:14:21.017Z | 200.086° SSW | 31.865° | 2025-12-14 06:17:21.017Z | 141.278° 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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