STARLINK-34004, 63941
Orbit data source: Space-Track
STARLINK-34004, 63941 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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63941 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-34004
1 63941U 25098R 25349.77157938 .00003310 00000-0 28514-3 0 9997
2 63941 70.0004 125.9834 0003056 270.2501 89.8308 14.98321410 33981Epoch: 2025-12-15T18:31Z
TLE epoch observation values (Epoch: 2025-12-15T18:31:04.458Z)
Latitude
-0.00001°
Longitude
123.54946°
Altitude
574.501 km
Speed
7.574 km/s
True Right ascension
08h 23m 56s
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
03:12:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.154 km
Perigee altitude
567.907 km
Semi-major axis
6,948.168 km
Eccentricity
0.00031
Inclination
70.0004°
RAAN
125.9834°
Arg. of periapsis
270.2501°
True anomaly
89.86582°
Mean anomaly
89.8308°
Eccentric anomaly
89.84831°
Mean motion
3.74747 °/min
Orbital period
96.06 mins
BSTAR
0.00028514
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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-34004 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-12-16 10:39:53.991Z | 200.52° SSW | 2025-12-16 10:43:53.991Z | 86.791° E | 44.762° | 2025-12-16 10:47:53.991Z | 26.008° NE |
| 4 mins | 2025-12-16 19:05:53.991Z | 22.978° NE | 2025-12-16 19:07:53.991Z | 55.923° ENE | 16.11° | 2025-12-16 19:09:53.991Z | 87.556° E |
| 6 mins | 2025-12-16 20:43:53.991Z | 312.393° NW | 2025-12-16 20:45:53.991Z | 267.486° W | 34.263° | 2025-12-16 20:49:53.991Z | 180.019° SSW |
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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