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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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 26171.42005921 .00014094 00000-0 52055-3 0 9991
2 63955 42.9981 316.3988 0001309 277.8164 82.2539 15.27589481 63030Epoch: 2026-06-20T10:04Z
TLE epoch observation values (Epoch: 2026-06-20T10:04:53.115Z)
Latitude
-0.00003°
Longitude
-103.45749°
Altitude
482.675 km
Speed
7.626 km/s
True Right ascension
21h 05m 35s
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
10:20:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.865 km
Perigee altitude
484.068 km
Semi-major axis
6,863.103 km
Eccentricity
0.00013
Inclination
42.9981°
RAAN
316.3988°
Arg. of periapsis
277.8164°
True anomaly
82.26876°
Mean anomaly
82.2539°
Eccentric anomaly
82.26133°
Mean motion
3.81735 °/min
Orbital period
94.31 mins
BSTAR
0.00052055
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-21 12:58:04.802Z | 223.857° SW | 2026-06-21 13:01:04.802Z | 163.517° S | 34.934° | 2026-06-21 13:04:04.802Z | 83.731° E |
| 5 mins | 2026-06-21 14:38:04.802Z | 274.402° WNW | 2026-06-21 14:40:04.802Z | 338.079° N | 41.268° | 2026-06-21 14:43:04.802Z | 68.445° E |
| 6 mins | 2026-06-21 16:17:04.802Z | 294.31° NW | 2026-06-21 16:19:04.802Z | 342.861° N | 38.797° | 2026-06-21 16:23:04.802Z | 86.938° E |
| 6 mins | 2026-06-21 17:56:04.802Z | 278.318° WNW | 2026-06-21 17:58:04.802Z | 230.883° WSW | 39.495° | 2026-06-21 18:02:04.802Z | 125.283° 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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