STARLINK-35787, 66978
Orbit data source: Space-Track
STARLINK-35787, 66978 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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66978 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-35787
1 66978U 25288V 26130.10705909 .00004270 00000-0 16463-3 0 9990
2 66978 43.0034 36.3216 0001341 278.2650 81.8049 15.27570686 24689Epoch: 2026-05-10T02:34Z
TLE epoch observation values (Epoch: 2026-05-10T02:34:09.905Z)
Latitude
-0.00005°
Longitude
129.86538°
Altitude
482.722 km
Speed
7.626 km/s
True Right ascension
02h 25m 17s
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
20:36:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.942 km
Perigee altitude
484.101 km
Semi-major axis
6,863.159 km
Eccentricity
0.00013
Inclination
43.0034°
RAAN
36.3216°
Arg. of periapsis
278.265°
True anomaly
81.82011°
Mean anomaly
81.8049°
Eccentric anomaly
81.81251°
Mean motion
3.81731 °/min
Orbital period
94.31 mins
BSTAR
0.00016463
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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-35787 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 | 2026-05-10 20:00:32.432Z | 176.916° S | 2026-05-10 20:02:32.432Z | 143.8° SSE | 14.608° | 2026-05-10 20:04:32.432Z | 109.639° ESE |
| 6 mins | 2026-05-10 21:38:32.432Z | 236.654° WSW | 2026-05-10 21:41:32.432Z | 114.422° SE | 40.953° | 2026-05-10 21:44:32.432Z | 75.161° E |
| 6 mins | 2026-05-10 23:17:32.432Z | 280.666° WNW | 2026-05-10 23:20:32.432Z | 20.034° NNE | 37.852° | 2026-05-10 23:23:32.432Z | 72.022° E |
| 5 mins | 2026-05-11 00:57:32.432Z | 296.911° NW | 2026-05-11 00:59:32.432Z | 31.488° NE | 42.188° | 2026-05-11 01:02:32.432Z | 94.424° ESE |
| 5 mins | 2026-05-11 02:36:32.432Z | 261.088° W | 2026-05-11 02:38:32.432Z | 195.814° SSW | 31.476° | 2026-05-11 02:41:32.432Z | 140.872° SSE |
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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