STARLINK-35630, 66131
Orbit data source: Space-Track
STARLINK-35630, 66131 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 22 Oct 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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66131 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: 1 day ago
TLE from 1 day ago
0 STARLINK-35630
1 66131U 25237T 25344.60854115 .00094597 00000-0 23439-2 0 9991
2 66131 53.1600 97.5226 0001182 80.9118 279.2021 15.39643507 8918Epoch: 2025-12-10T14:36Z
TLE epoch observation values (Epoch: 2025-12-10T14:36:17.955Z)
Latitude
0.00002°
Longitude
158.87138°
Altitude
447.937 km
Speed
7.645 km/s
True Right ascension
06h 30m 05s
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
13:39:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
448.227 km
Perigee altitude
446.613 km
Semi-major axis
6,825.557 km
Eccentricity
0.00012
Inclination
53.16°
RAAN
97.5226°
Arg. of periapsis
80.9118°
True anomaly
279.18873°
Mean anomaly
279.2021°
Eccentric anomaly
279.19541°
Mean motion
3.84889 °/min
Orbital period
93.53 mins
BSTAR
0.0023439
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Other satellites on launch #237 in the year 2025 (2025-10-22 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-35630 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 | 2025-12-11 15:59:11.654Z | 335.284° NNW | 2025-12-11 16:02:11.654Z | 40.786° NE | 21.481° | 2025-12-11 16:04:11.654Z | 79.271° E |
| 5 mins | 2025-12-11 17:37:11.654Z | 289.516° WNW | 2025-12-11 17:39:11.654Z | 222.472° SW | 36.002° | 2025-12-11 17:42:11.654Z | 152.111° SSE |
| 5 mins | 2025-12-12 10:26:11.654Z | 254.294° W | 2025-12-12 10:28:11.654Z | 339.469° N | 38.84° | 2025-12-12 10:31:11.654Z | 41.7° NE |
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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