STARLINK-34187, 63956
Orbit data source: Space-Track
STARLINK-34187, 63956 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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63956 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-34187
1 63956U 25099E 26093.99609065 .00068065 00000-0 24619-2 0 9997
2 63956 43.0011 33.5621 0001914 245.4896 114.5757 15.27556794 51202Epoch: 2026-04-03T23:54Z
TLE epoch observation values (Epoch: 2026-04-03T23:54:22.232Z)
Latitude
0.00005°
Longitude
-157.35269°
Altitude
483.44 km
Speed
7.625 km/s
True Right ascension
02h 14m 14s
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
19:13:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.377 km
Perigee altitude
483.75 km
Semi-major axis
6,863.201 km
Eccentricity
0.00019
Inclination
43.0011°
RAAN
33.5621°
Arg. of periapsis
245.4896°
True anomaly
114.59564°
Mean anomaly
114.5757°
Eccentric anomaly
114.58567°
Mean motion
3.81727 °/min
Orbital period
94.31 mins
BSTAR
0.0024619
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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-34187 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 | 2026-04-04 23:41:36.066Z | 231.184° WSW | 2026-04-04 23:43:36.066Z | 154.071° SSE | 41.964° | 2026-04-04 23:46:36.066Z | 76.845° E |
| 5 mins | 2026-04-05 01:20:36.066Z | 284.465° WNW | 2026-04-05 01:22:36.066Z | 353.759° N | 39.203° | 2026-04-05 01:25:36.066Z | 70.02° E |
| 5 mins | 2026-04-05 02:59:36.066Z | 294.7° NW | 2026-04-05 03:01:36.066Z | 350.153° N | 41.665° | 2026-04-05 03:04:36.066Z | 91.803° ESE |
| 5 mins | 2026-04-05 04:38:36.066Z | 267.789° W | 2026-04-05 04:40:36.066Z | 212.001° SW | 33.083° | 2026-04-05 04:43:36.066Z | 141.399° 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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