STARLINK-34047, 63821
Orbit data source: Space-Track
STARLINK-34047, 63821 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 04 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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63821 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-34047
1 63821U 25092T 25347.25236606 .00054984 00000-0 19895-2 0 9993
2 63821 42.9994 300.8326 0001427 268.9563 91.1125 15.27633483 35441Epoch: 2025-12-13T06:03Z
TLE epoch observation values (Epoch: 2025-12-13T06:03:24.427Z)
Latitude
-0.00003°
Longitude
127.79848°
Altitude
482.683 km
Speed
7.626 km/s
True Right ascension
20h 03m 19s
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
18:43:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.814 km
Perigee altitude
483.855 km
Semi-major axis
6,862.971 km
Eccentricity
0.00014
Inclination
42.9994°
RAAN
300.8326°
Arg. of periapsis
268.9563°
True anomaly
91.12885°
Mean anomaly
91.1125°
Eccentric anomaly
91.12067°
Mean motion
3.81746 °/min
Orbital period
94.3 mins
BSTAR
0.0019895
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Other satellites on launch #92 in the year 2025 (2025-05-04 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-34047 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-13 23:30:22.091Z | 176.193° S | 2025-12-13 23:32:22.091Z | 138.723° SSE | 16.547° | 2025-12-13 23:34:22.091Z | 104.332° ESE |
| 6 mins | 2025-12-14 01:08:22.091Z | 240.844° WSW | 2025-12-14 01:10:22.091Z | 204.846° SW | 42.947° | 2025-12-14 01:14:22.091Z | 73.626° E |
| 6 mins | 2025-12-14 02:47:22.091Z | 284.597° WNW | 2025-12-14 02:49:22.091Z | 331.133° NNW | 37.408° | 2025-12-14 02:53:22.091Z | 73.951° E |
| 6 mins | 2025-12-14 04:26:22.091Z | 291.967° WNW | 2025-12-14 04:29:22.091Z | 62.084° ENE | 41.524° | 2025-12-14 04:32:22.091Z | 98.24° ESE |
| 5 mins | 2025-12-14 06:05:22.091Z | 267.464° W | 2025-12-14 06:07:22.091Z | 223.964° SW | 28.632° | 2025-12-14 06:10:22.091Z | 150.592° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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