STARLINK-35778, 66973
Orbit data source: Space-Track
STARLINK-35778, 66973 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 08 Dec 2025 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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66973 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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-35778
1 66973U 25288Q 26130.10320823 .00006656 00000-0 25132-3 0 9996
2 66973 43.0013 36.2895 0001547 279.4355 80.6322 15.27564075 24682Epoch: 2026-05-10T02:28Z
TLE epoch observation values (Epoch: 2026-05-10T02:28:37.191Z)
Latitude
0.00002°
Longitude
131.22346°
Altitude
482.7 km
Speed
7.626 km/s
True Right ascension
02h 25m 09s
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
19:47:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.103 km
Perigee altitude
483.98 km
Semi-major axis
6,863.179 km
Eccentricity
0.00015
Inclination
43.0013°
RAAN
36.2895°
Arg. of periapsis
279.4355°
True anomaly
80.64969°
Mean anomaly
80.6322°
Eccentric anomaly
80.64095°
Mean motion
3.81729 °/min
Orbital period
94.31 mins
BSTAR
0.00025132
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Other satellites on launch #288 in the year 2025 (2025-12-08 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-35778 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 | 2026-05-10 21:33:04.765Z | 231.51° WSW | 2026-05-10 21:35:04.765Z | 178.264° S | 41.024° | 2026-05-10 21:38:04.765Z | 78.189° E |
| 5 mins | 2026-05-10 23:12:04.765Z | 281.579° WNW | 2026-05-10 23:14:04.765Z | 334.879° NNW | 38.823° | 2026-05-10 23:17:04.765Z | 68.536° E |
| 6 mins | 2026-05-11 00:51:04.765Z | 293.356° NW | 2026-05-11 00:53:04.765Z | 330.408° NNW | 39.858° | 2026-05-11 00:57:04.765Z | 93.456° ESE |
| 5 mins | 2026-05-11 02:30:04.765Z | 271.493° WNW | 2026-05-11 02:32:04.765Z | 225.149° WSW | 33.052° | 2026-05-11 02:35:04.765Z | 142.405° 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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