STARLINK-34123, 63891
Orbit data source: Space-Track
STARLINK-34123, 63891 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 10 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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63891 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-34123
1 63891U 25095B 26171.41108103 .00016780 00000-0 61753-3 0 9990
2 63891 43.0023 316.4600 0001190 247.1536 112.9190 15.27599868 63495Epoch: 2026-06-20T09:51Z
TLE epoch observation values (Epoch: 2026-06-20T09:51:57.400Z)
Latitude
-0.00005°
Longitude
-100.15531°
Altitude
483.083 km
Speed
7.626 km/s
True Right ascension
21h 05m 50s
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
07:16:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.751 km
Perigee altitude
484.118 km
Semi-major axis
6,863.071 km
Eccentricity
0.00012
Inclination
43.0023°
RAAN
316.46°
Arg. of periapsis
247.1536°
True anomaly
112.93156°
Mean anomaly
112.919°
Eccentric anomaly
112.92528°
Mean motion
3.81738 °/min
Orbital period
94.31 mins
BSTAR
0.00061753
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Other satellites on launch #95 in the year 2025 (2025-05-10 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-34123 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 12:44:59.890Z | 213.186° SW | 2026-06-21 12:47:59.890Z | 139.866° SSE | 30.489° | 2026-06-21 12:50:59.890Z | 83.815° E |
| 6 mins | 2026-06-21 14:23:59.890Z | 266.193° W | 2026-06-21 14:26:59.890Z | 30.882° NE | 41.062° | 2026-06-21 14:29:59.890Z | 70.216° E |
| 5 mins | 2026-06-21 16:03:59.890Z | 299.017° NW | 2026-06-21 16:05:59.890Z | 20.499° NNE | 38.351° | 2026-06-21 16:08:59.890Z | 81.59° E |
| 5 mins | 2026-06-21 17:42:59.890Z | 280.042° WNW | 2026-06-21 17:44:59.890Z | 178.931° S | 42.992° | 2026-06-21 17:47:59.890Z | 119.77° 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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