STARLINK-35761, 66961
Orbit data source: Space-Track
STARLINK-35761, 66961 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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66961 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, Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 STARLINK-35761
1 66961U 25288C 26177.56990381 .00020947 00000-0 76846-3 0 9993
2 66961 43.0008 128.1784 0000980 269.1119 90.9621 15.27583863 31944Epoch: 2026-06-26T13:40Z
TLE epoch observation values (Epoch: 2026-06-26T13:40:39.689Z)
Latitude
0.00004°
Longitude
8.31655°
Altitude
482.824 km
Speed
7.626 km/s
True Right ascension
08h 32m 42s
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
10:40:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.655 km
Perigee altitude
484.31 km
Semi-major axis
6,863.12 km
Eccentricity
0.0001
Inclination
43.0008°
RAAN
128.1784°
Arg. of periapsis
269.1119°
True anomaly
90.97333°
Mean anomaly
90.9621°
Eccentric anomaly
90.96771°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.00076846
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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-35761 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-27 00:54:50.303Z | 239.907° WSW | 2026-06-27 00:56:50.303Z | 201.846° SSW | 42.778° | 2026-06-27 01:00:50.303Z | 73.795° E |
| 6 mins | 2026-06-27 02:33:50.303Z | 284.209° WNW | 2026-06-27 02:35:50.303Z | 330.712° NNW | 37.471° | 2026-06-27 02:39:50.303Z | 73.752° E |
| 6 mins | 2026-06-27 04:12:50.303Z | 292.068° WNW | 2026-06-27 04:15:50.303Z | 59.751° ENE | 41.47° | 2026-06-27 04:18:50.303Z | 97.65° ESE |
| 5 mins | 2026-06-27 05:51:50.303Z | 268.186° W | 2026-06-27 05:53:50.303Z | 225.062° WSW | 29.016° | 2026-06-27 05:56:50.303Z | 150.001° 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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