STARLINK-35737, 66219
Orbit data source: Space-Track
STARLINK-35737, 66219 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: 16 hours ago
TLE from 16 hours ago
0 STARLINK-35737
1 66219U 25244P 26171.19764898 .00019428 00000-0 58444-3 0 9992
2 66219 53.1591 113.0867 0001270 98.9969 261.1178 15.34410189 37367Epoch: 2026-06-20T04:44Z
TLE epoch observation values (Epoch: 2026-06-20T04:44:36.871Z)
Latitude
0.00001°
Longitude
133.51735°
Altitude
463.708 km
Speed
7.636 km/s
True Right ascension
07h 32m 20s
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
07:17:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.799 km
Perigee altitude
462.061 km
Semi-major axis
6,841.067 km
Eccentricity
0.00013
Inclination
53.1591°
RAAN
113.0867°
Arg. of periapsis
98.9969°
True anomaly
261.10342°
Mean anomaly
261.1178°
Eccentric anomaly
261.11061°
Mean motion
3.83581 °/min
Orbital period
93.85 mins
BSTAR
0.00058444
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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-35737 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 22:06:04.405Z | 185.645° SSW | 2026-06-20 22:08:04.405Z | 143.622° SSE | 25.375° | 2026-06-20 22:11:04.405Z | 74.823° E |
| 5 mins | 2026-06-20 23:44:04.405Z | 275.196° WNW | 2026-06-20 23:46:04.405Z | 331.094° NNW | 28.959° | 2026-06-20 23:49:04.405Z | 33.438° NE |
| 5 mins | 2026-06-21 04:40:04.405Z | 340.283° N | 2026-06-21 04:42:04.405Z | 30.132° NE | 25.885° | 2026-06-21 04:45:04.405Z | 90.977° ESE |
| 4 mins | 2026-06-21 06:18:04.405Z | 277.257° WNW | 2026-06-21 06:20:04.405Z | 212.613° SW | 29.756° | 2026-06-21 06:22:04.405Z | 167.114° 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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