STARLINK-35920, 66623
Orbit data source: Space-Track
STARLINK-35920, 66623 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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66623 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
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 STARLINK-35920
1 66623U 25271G 25355.13972161 .00029548 00000-0 74533-3 0 9993
2 66623 53.1604 147.3981 0000370 94.5229 265.5818 15.39639229 5502Epoch: 2025-12-21T03:21Z
TLE epoch observation values (Epoch: 2025-12-21T03:21:11.947Z)
Latitude
-0.00001°
Longitude
7.14186°
Altitude
448.098 km
Speed
7.645 km/s
True Right ascension
09h 49m 35s
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
13:57:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
447.685 km
Perigee altitude
447.18 km
Semi-major axis
6,825.57 km
Eccentricity
0.00004
Inclination
53.1604°
RAAN
147.3981°
Arg. of periapsis
94.5229°
True anomaly
265.57757°
Mean anomaly
265.5818°
Eccentric anomaly
265.57969°
Mean motion
3.84888 °/min
Orbital period
93.53 mins
BSTAR
0.00074533
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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-35920 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 | 2025-12-21 19:26:05.473Z | 338.942° N | 2025-12-21 19:27:05.473Z | 10.279° NNE | 33.669° | 2025-12-21 19:30:05.473Z | 104.186° ESE |
| 4 mins | 2025-12-21 21:03:05.473Z | 263.453° W | 2025-12-21 21:05:05.473Z | 218.914° SW | 17.952° | 2025-12-21 21:07:05.473Z | 184.041° SSW |
| 4 mins | 2025-12-22 12:15:05.473Z | 183.074° SSW | 2025-12-22 12:16:05.473Z | 154.878° SSE | 29.669° | 2025-12-22 12:19:05.473Z | 70.654° E |
| 4 mins | 2025-12-22 13:52:05.473Z | 283.928° WNW | 2025-12-22 13:54:05.473Z | 335.868° NNW | 24.61° | 2025-12-22 13:56:05.473Z | 21.786° NNE |
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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