STARLINK-35951, 66619
Orbit data source: Space-Track
STARLINK-35951, 66619 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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66619 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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-35951
1 66619U 25271C 26128.25327044 .00016642 00000-0 57224-3 0 9993
2 66619 53.1593 223.4454 0001474 62.7545 297.3606 15.30229553 26685Epoch: 2026-05-08T06:04Z
TLE epoch observation values (Epoch: 2026-05-08T06:04:42.566Z)
Latitude
-0.00003°
Longitude
-93.81969°
Altitude
475.562 km
Speed
7.63 km/s
True Right ascension
14h 53m 46s
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
21:45:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.394 km
Perigee altitude
474.373 km
Semi-major axis
6,853.52 km
Eccentricity
0.00015
Inclination
53.1593°
RAAN
223.4454°
Arg. of periapsis
62.7545°
True anomaly
297.3456°
Mean anomaly
297.3606°
Eccentric anomaly
297.3531°
Mean motion
3.82536 °/min
Orbital period
94.11 mins
BSTAR
0.00057224
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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-35951 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 | 2026-05-08 14:21:30.843Z | 343.32° N | 2026-05-08 14:23:30.843Z | 20.048° NNE | 16.879° | 2026-05-08 14:25:30.843Z | 57.734° ENE |
| 6 mins | 2026-05-08 15:59:30.843Z | 312.345° NW | 2026-05-08 16:01:30.843Z | 325.551° NNW | 42.637° | 2026-05-08 16:05:30.843Z | 128.509° SE |
| 5 mins | 2026-05-09 08:55:30.843Z | 226.665° WSW | 2026-05-09 08:57:30.843Z | 72.412° E | 44.62° | 2026-05-09 09:00:30.843Z | 50.9° ENE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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