STARLINK-31661, 59735
Orbit data source: Space-Track
STARLINK-31661, 59735 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 13 May 2024 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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59735 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
33.884 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-31661
1 59735U 24090F 26171.42516689 .00000457 00000-0 26139-4 0 9993
2 59735 43.0021 316.2560 0001181 270.2105 89.8611 15.27578993119237Epoch: 2026-06-20T10:12Z
TLE epoch observation values (Epoch: 2026-06-20T10:12:14.419Z)
Latitude
-0.00003°
Longitude
-105.44409°
Altitude
482.826 km
Speed
7.626 km/s
True Right ascension
21h 05m 01s
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
00:39:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.807 km
Perigee altitude
484.186 km
Semi-major axis
6,863.134 km
Eccentricity
0.00012
Inclination
43.0021°
RAAN
316.256°
Arg. of periapsis
270.2105°
True anomaly
89.87463°
Mean anomaly
89.8611°
Eccentric anomaly
89.86787°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.000026139
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Other satellites on launch #90 in the year 2024 (2024-05-13 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-31661 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 | 2026-06-22 14:16:57.498Z | 270.909° WNW | 2026-06-22 14:19:57.498Z | 325.92° NNW | 39.957° | 2026-06-22 14:22:57.498Z | 67.651° E |
| 6 mins | 2026-06-22 15:56:57.498Z | 293.297° NW | 2026-06-22 15:59:57.498Z | 43.77° NE | 38.357° | 2026-06-22 16:02:57.498Z | 88.213° E |
| 6 mins | 2026-06-22 17:35:57.498Z | 277.371° WNW | 2026-06-22 17:37:57.498Z | 236.615° WSW | 36.921° | 2026-06-22 17:41:57.498Z | 128.933° SE |
| 5 mins | 2026-06-23 12:11:57.498Z | 212.483° SW | 2026-06-23 12:13:57.498Z | 131.355° SE | 35.733° | 2026-06-23 12:16:57.498Z | 79.376° E |
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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