STARLINK-1661, 46355
Orbit data source: Space-Track
STARLINK-1661, 46355 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 03 Sep 2020 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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46355 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 STARLINK-1661
1 46355U 20062AG 25259.81063014 -.00000914 00000-0 -42504-4 0 9994
2 46355 53.0541 77.1911 0001298 90.2703 269.8435 15.06392484278107Epoch: 2025-09-16T19:27Z
TLE epoch observation values (Epoch: 2025-09-16T19:27:18.444Z)
Latitude
0.00002°
Longitude
149.36868°
Altitude
548.116 km
Speed
7.589 km/s
True Right ascension
05h 08m 45s
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
04:11:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.404 km
Perigee altitude
546.606 km
Semi-major axis
6,925.642 km
Eccentricity
0.00013
Inclination
53.0541°
RAAN
77.1911°
Arg. of periapsis
90.2703°
True anomaly
269.82863°
Mean anomaly
269.8435°
Eccentric anomaly
269.83606°
Mean motion
3.76576 °/min
Orbital period
95.6 mins
BSTAR
-0.000042504
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Other satellites on launch #62 in the year 2020 (2020-09-03 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-1661 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 | 2025-09-17 14:45:21.315Z | 233.383° WSW | 2025-09-17 14:48:21.315Z | 17.174° NNE | 44.207° | 2025-09-17 14:51:21.315Z | 48.185° ENE |
| 4 mins | 2025-09-17 16:26:21.315Z | 306.088° NW | 2025-09-17 16:28:21.315Z | 343.886° N | 18.982° | 2025-09-17 16:30:21.315Z | 18.652° NNE |
| 4 mins | 2025-09-17 19:48:21.315Z | 354.361° N | 2025-09-17 19:49:21.315Z | 14.271° NNE | 20.209° | 2025-09-17 19:52:21.315Z | 68.506° E |
| 6 mins | 2025-09-17 21:27:21.315Z | 307.59° NW | 2025-09-17 21:29:21.315Z | 289.499° WNW | 43.994° | 2025-09-17 21:33:21.315Z | 133.425° SE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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