STARLINK-35981, 66598
Orbit data source: Space-Track
STARLINK-35981, 66598 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 22 Nov 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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66598 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-35981
1 66598U 25270L 26171.37078257 .00011235 00000-0 41704-3 0 9997
2 66598 42.9989 195.9440 0001045 268.5728 91.5004 15.27589583 33263Epoch: 2026-06-20T08:53Z
TLE epoch observation values (Epoch: 2026-06-20T08:53:55.614Z)
Latitude
0.00001°
Longitude
153.87591°
Altitude
482.815 km
Speed
7.626 km/s
True Right ascension
13h 03m 46s
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
07:17:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.683 km
Perigee altitude
484.249 km
Semi-major axis
6,863.103 km
Eccentricity
0.0001
Inclination
42.9989°
RAAN
195.944°
Arg. of periapsis
268.5728°
True anomaly
91.51237°
Mean anomaly
91.5004°
Eccentric anomaly
91.50639°
Mean motion
3.81735 °/min
Orbital period
94.31 mins
BSTAR
0.00041704
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Other satellites on launch #270 in the year 2025 (2025-11-22 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-35981 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 | 2026-06-21 05:33:13.131Z | 232.276° WSW | 2026-06-21 05:35:13.131Z | 132.418° SE | 42.19° | 2026-06-21 05:38:13.131Z | 75.68° E |
| 5 mins | 2026-06-21 07:12:13.131Z | 287.371° WNW | 2026-06-21 07:14:13.131Z | 6.615° NNE | 38.745° | 2026-06-21 07:17:13.131Z | 71.143° E |
| 5 mins | 2026-06-21 08:51:13.131Z | 295.417° NW | 2026-06-21 08:53:13.131Z | 7.863° NNE | 42.438° | 2026-06-21 08:56:13.131Z | 93.742° ESE |
| 5 mins | 2026-06-21 10:30:13.131Z | 264.233° W | 2026-06-21 10:32:13.131Z | 204.416° SW | 31.928° | 2026-06-21 10:35:13.131Z | 142.059° 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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