STARLINK-33942, 63974
Orbit data source: Space-Track
STARLINK-33942, 63974 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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63974 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-33942
1 63974U 25099Y 25346.59086155 .00047480 00000-0 17247-2 0 9999
2 63974 43.0011 304.8125 0001427 275.0778 84.9911 15.27564164 34058Epoch: 2025-12-12T14:10Z
TLE epoch observation values (Epoch: 2025-12-12T14:10:50.437Z)
Latitude
-0.00002°
Longitude
10.57203°
Altitude
482.787 km
Speed
7.626 km/s
True Right ascension
20h 19m 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
09:36:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.021 km
Perigee altitude
484.062 km
Semi-major axis
6,863.178 km
Eccentricity
0.00014
Inclination
43.0011°
RAAN
304.8125°
Arg. of periapsis
275.0778°
True anomaly
85.00739°
Mean anomaly
84.9911°
Eccentric anomaly
84.99924°
Mean motion
3.81729 °/min
Orbital period
94.31 mins
BSTAR
0.0017247
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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-33942 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 00:56:55.828Z | 232.008° WSW | 2025-12-14 00:58:55.828Z | 172.15° S | 41.628° | 2025-12-14 01:01:55.828Z | 77.539° E |
| 5 mins | 2025-12-14 02:35:55.828Z | 282.72° WNW | 2025-12-14 02:37:55.828Z | 341.036° N | 38.991° | 2025-12-14 02:40:55.828Z | 69.1° E |
| 6 mins | 2025-12-14 04:14:55.828Z | 293.761° NW | 2025-12-14 04:16:55.828Z | 335.996° NNW | 40.681° | 2025-12-14 04:20:55.828Z | 94.192° ESE |
| 5 mins | 2025-12-14 05:53:55.828Z | 269.922° W | 2025-12-14 05:55:55.828Z | 220.013° SW | 32.942° | 2025-12-14 05:58:55.828Z | 142.383° 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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