STARLINK-35995, 66817
Orbit data source: Space-Track
STARLINK-35995, 66817 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 01 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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66817 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-35995
1 66817U 25278AC 26171.30460227 .00009075 00000-0 33881-3 0 9990
2 66817 42.9986 254.7709 0001423 250.9646 109.1051 15.27586370 30907Epoch: 2026-06-20T07:18Z
TLE epoch observation values (Epoch: 2026-06-20T07:18:37.636Z)
Latitude
-0.00004°
Longitude
-123.4071°
Altitude
483.125 km
Speed
7.625 km/s
True Right ascension
16h 59m 05s
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
07:16:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.952 km
Perigee altitude
483.999 km
Semi-major axis
6,863.112 km
Eccentricity
0.00014
Inclination
42.9986°
RAAN
254.7709°
Arg. of periapsis
250.9646°
True anomaly
109.12051°
Mean anomaly
109.1051°
Eccentric anomaly
109.1128°
Mean motion
3.81735 °/min
Orbital period
94.31 mins
BSTAR
0.00033881
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Other satellites on launch #278 in the year 2025 (2025-12-01 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-35995 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 | 2026-06-21 08:37:16.658Z | 212.604° SW | 2026-06-21 08:40:16.658Z | 144.875° SSE | 29.763° | 2026-06-21 08:43:16.658Z | 85.335° E |
| 6 mins | 2026-06-21 10:16:16.658Z | 264.498° W | 2026-06-21 10:19:16.658Z | 23.835° NE | 42.165° | 2026-06-21 10:22:16.658Z | 70.015° E |
| 5 mins | 2026-06-21 11:56:16.658Z | 297.423° NW | 2026-06-21 11:58:16.658Z | 12.117° NNE | 38.51° | 2026-06-21 12:01:16.658Z | 80.338° E |
| 5 mins | 2026-06-21 13:35:16.658Z | 281.86° WNW | 2026-06-21 13:37:16.658Z | 194.834° SSW | 43.71° | 2026-06-21 13:40:16.658Z | 118.542° SE |
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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