STARLINK-35399, 66029
Orbit data source: Space-Track
STARLINK-35399, 66029 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 16 Oct 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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66029 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-35399
1 66029U 25232AA 26171.45997378 .00022209 00000-0 66636-3 0 9991
2 66029 53.1607 346.2970 0001316 90.9148 269.2005 15.34406241 39174Epoch: 2026-06-20T11:02Z
TLE epoch observation values (Epoch: 2026-06-20T11:02:21.734Z)
Latitude
-0.00006°
Longitude
-87.96789°
Altitude
463.599 km
Speed
7.636 km/s
True Right ascension
23h 05m 11s
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
10:17:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.842 km
Perigee altitude
462.041 km
Semi-major axis
6,841.078 km
Eccentricity
0.00013
Inclination
53.1607°
RAAN
346.297°
Arg. of periapsis
90.9148°
True anomaly
269.18542°
Mean anomaly
269.2005°
Eccentric anomaly
269.19296°
Mean motion
3.8358 °/min
Orbital period
93.85 mins
BSTAR
0.00066636
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Other satellites on launch #232 in the year 2025 (2025-10-16 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-35399 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 13:46:37.220Z | 204.563° SW | 2026-06-21 13:49:37.220Z | 131.174° SE | 34.637° | 2026-06-21 13:52:37.220Z | 63.717° ENE |
| 4 mins | 2026-06-21 15:25:37.220Z | 290.229° WNW | 2026-06-21 15:27:37.220Z | 341.021° N | 23.19° | 2026-06-21 15:29:37.220Z | 22.424° NNE |
| 5 mins | 2026-06-21 20:21:37.220Z | 338.595° N | 2026-06-21 20:23:37.220Z | 45.559° ENE | 31.698° | 2026-06-21 20:26:37.220Z | 103.364° ESE |
| 4 mins | 2026-06-21 21:59:37.220Z | 260.219° W | 2026-06-21 22:00:37.220Z | 235.407° WSW | 22.065° | 2026-06-21 22:03:37.220Z | 175.714° S |
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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