STARLINK-35955, 66635
Orbit data source: Space-Track
STARLINK-35955, 66635 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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66635 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 + 2 Pan, 17.7 m
Radar Cross Section
36.964 m²
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 STARLINK-35955
1 66635U 25271U 26082.26640243 .00015953 00000-0 54986-3 0 9996
2 66635 53.1587 76.9885 0001134 83.5986 276.5144 15.30183490 19641Epoch: 2026-03-23T06:23Z
TLE epoch observation values (Epoch: 2026-03-23T06:23:37.169Z)
Latitude
-0.00003°
Longitude
160.32273°
Altitude
476.076 km
Speed
7.629 km/s
True Right ascension
05h 07m 57s
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
17:32:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.298 km
Perigee altitude
474.744 km
Semi-major axis
6,853.658 km
Eccentricity
0.00011
Inclination
53.1587°
RAAN
76.9885°
Arg. of periapsis
83.5986°
True anomaly
276.50149°
Mean anomaly
276.5144°
Eccentric anomaly
276.50794°
Mean motion
3.82525 °/min
Orbital period
94.11 mins
BSTAR
0.00054986
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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-35955 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 | 2026-03-24 01:21:23.383Z | 182.766° SSW | 2026-03-24 01:24:23.383Z | 121.764° SE | 22.183° | 2026-03-24 01:26:23.383Z | 82.139° E |
| 5 mins | 2026-03-24 02:59:23.383Z | 262.851° W | 2026-03-24 03:01:23.383Z | 306.858° NW | 31.605° | 2026-03-24 03:04:23.383Z | 31.439° NE |
| 4 mins | 2026-03-24 07:57:23.383Z | 353.102° N | 2026-03-24 07:58:23.383Z | 18.048° NNE | 23.756° | 2026-03-24 08:01:23.383Z | 83.139° E |
| 5 mins | 2026-03-24 09:34:23.383Z | 290.863° WNW | 2026-03-24 09:36:23.383Z | 244.466° WSW | 33.774° | 2026-03-24 09:39:23.383Z | 158.26° S |
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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