STARLINK-35948, 66633
Orbit data source: Space-Track
STARLINK-35948, 66633 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 23 Nov 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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66633 intel report (Beta)
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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 + 1 Pan, 17.7 m
Radar Cross Section
41.120 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-35948
1 66633U 25271S 26264.40774937 .00009421 00000-0 28960-3 0 9996
2 66633 53.1576 305.7633 0000889 108.9951 251.1148 15.34401672 47600Epoch: 2026-09-21T09:47Z
TLE epoch observation values (Epoch: 2026-09-21T09:47:09.545Z)
Latitude
-0.00002°
Longitude
158.6855°
Altitude
463.796 km
Speed
7.636 km/s
True Right ascension
20h 23m 03s
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
16:25:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.564 km
Perigee altitude
462.347 km
Semi-major axis
6,841.093 km
Eccentricity
0.00009
Inclination
53.1576°
RAAN
305.7633°
Arg. of periapsis
108.9951°
True anomaly
251.10516°
Mean anomaly
251.1148°
Eccentric anomaly
251.10998°
Mean motion
3.83579 °/min
Orbital period
93.85 mins
BSTAR
0.0002896
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Other satellites on launch #271 in the year 2025 (2025-11-23 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-35948 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 | 2026-09-23 04:08:36.879Z | 176.113° S | 2026-09-23 04:11:36.879Z | 117.249° SE | 19.927° | 2026-09-23 04:13:36.879Z | 82.353° E |
| 5 mins | 2026-09-23 05:46:36.879Z | 262.986° W | 2026-09-23 05:48:36.879Z | 330.44° NNW | 44.947° | 2026-09-23 05:51:36.879Z | 37.575° NE |
| 4 mins | 2026-09-23 10:42:36.879Z | 343.948° N | 2026-09-23 10:44:36.879Z | 27.917° NE | 23.119° | 2026-09-23 10:46:36.879Z | 70.809° E |
| 5 mins | 2026-09-23 12:20:36.879Z | 291.496° WNW | 2026-09-23 12:22:36.879Z | 208.457° SW | 53.285° | 2026-09-23 12:25:36.879Z | 147.509° 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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