STARLINK-35740, 66210
Orbit data source: Space-Track
STARLINK-35740, 66210 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 28 Oct 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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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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-35740
1 66210U 25244E 26170.98120094 .00018080 00000-0 54480-3 0 9992
2 66210 53.1593 113.8701 0001005 97.3097 262.8020 15.34408499 37338Epoch: 2026-06-19T23:32Z
TLE epoch observation values (Epoch: 2026-06-19T23:32:55.761Z)
Latitude
0.00001°
Longitude
-147.56462°
Altitude
463.665 km
Speed
7.636 km/s
True Right ascension
07h 35m 28s
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
07:17:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.623 km
Perigee altitude
462.247 km
Semi-major axis
6,841.072 km
Eccentricity
0.0001
Inclination
53.1593°
RAAN
113.8701°
Arg. of periapsis
97.3097°
True anomaly
262.79057°
Mean anomaly
262.802°
Eccentric anomaly
262.79629°
Mean motion
3.83581 °/min
Orbital period
93.85 mins
BSTAR
0.0005448
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Other satellites on launch #244 in the year 2025 (2025-10-28 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-35740 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 | 2026-06-20 23:12:29.340Z | 249.408° W | 2026-06-20 23:14:29.340Z | 330.722° NNW | 40.917° | 2026-06-20 23:17:29.340Z | 42.5° NE |
| 5 mins | 2026-06-21 05:46:29.340Z | 302.933° NW | 2026-06-21 05:48:29.340Z | 190.415° SSW | 43.634° | 2026-06-21 05:51:29.340Z | 137.41° 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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