STARLINK-32947, 63121
Orbit data source: Space-Track
STARLINK-32947, 63121 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 27 Feb 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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63121 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 V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
33.884 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 STARLINK-32947
1 63121U 25039T 25340.25923697 .00033050 00000-0 12060-2 0 9991
2 63121 42.9958 179.9239 0001042 278.3352 81.7382 15.27556699 43785Epoch: 2025-12-06T06:13Z
TLE epoch observation values (Epoch: 2025-12-06T06:13:18.074Z)
Latitude
0.00004°
Longitude
11.30909°
Altitude
482.791 km
Speed
7.626 km/s
True Right ascension
11h 59m 41s
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
11:08:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.78 km
Perigee altitude
484.35 km
Semi-major axis
6,863.202 km
Eccentricity
0.0001
Inclination
42.9958°
RAAN
179.9239°
Arg. of periapsis
278.3352°
True anomaly
81.75002°
Mean anomaly
81.7382°
Eccentric anomaly
81.74411°
Mean motion
3.81727 °/min
Orbital period
94.31 mins
BSTAR
0.001206
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Other satellites on launch #39 in the year 2025 (2025-02-27 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-32947 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 | 2025-12-06 17:27:24.827Z | 228.44° WSW | 2025-12-06 17:29:24.827Z | 137.252° SSE | 41.198° | 2025-12-06 17:32:24.827Z | 76.692° E |
| 5 mins | 2025-12-06 19:06:24.827Z | 285.696° WNW | 2025-12-06 19:08:24.827Z | 6.422° NNE | 39.095° | 2025-12-06 19:11:24.827Z | 70.7° E |
| 5 mins | 2025-12-06 20:45:24.827Z | 295.909° NW | 2025-12-06 20:47:24.827Z | 7.204° NNE | 41.887° | 2025-12-06 20:50:24.827Z | 91.789° ESE |
| 5 mins | 2025-12-06 22:24:24.827Z | 266.487° W | 2025-12-06 22:26:24.827Z | 204.616° SW | 33.645° | 2025-12-06 22:29:24.827Z | 139.461° 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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