STARLINK-34028, 63973
Orbit data source: Space-Track
STARLINK-34028, 63973 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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63973 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-34028
1 63973U 25099X 25346.92165218 .00026316 00000-0 96296-3 0 9990
2 63973 43.0013 302.9953 0001029 241.6048 118.4700 15.27561972 34103Epoch: 2025-12-12T22:07Z
TLE epoch observation values (Epoch: 2025-12-12T22:07:10.748Z)
Latitude
-0.00001°
Longitude
-110.65583°
Altitude
483.215 km
Speed
7.625 km/s
True Right ascension
20h 11m 58s
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
09:36:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.754 km
Perigee altitude
484.342 km
Semi-major axis
6,863.185 km
Eccentricity
0.0001
Inclination
43.0013°
RAAN
302.9953°
Arg. of periapsis
241.6048°
True anomaly
118.48036°
Mean anomaly
118.47°
Eccentric anomaly
118.47518°
Mean motion
3.81729 °/min
Orbital period
94.31 mins
BSTAR
0.00096296
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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-34028 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 01:02:55.823Z | 235.208° WSW | 2025-12-14 01:04:55.823Z | 162.525° S | 42.953° | 2025-12-14 01:07:55.823Z | 75.968° E |
| 5 mins | 2025-12-14 02:41:55.823Z | 285.213° WNW | 2025-12-14 02:43:55.823Z | 348.443° N | 38.798° | 2025-12-14 02:46:55.823Z | 70.047° E |
| 6 mins | 2025-12-14 04:20:55.823Z | 293.779° NW | 2025-12-14 04:22:55.823Z | 340.47° N | 41.78° | 2025-12-14 04:26:55.823Z | 96.334° ESE |
| 5 mins | 2025-12-14 05:59:55.823Z | 266.853° W | 2025-12-14 06:01:55.823Z | 215.122° SW | 31.322° | 2025-12-14 06:04:55.823Z | 144.743° 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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