STARLINK-1646, 46351
Orbit data source: Space-Track
STARLINK-1646, 46351 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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46351 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 STARLINK-1646
1 46351U 20062AC 26047.57099464 .00103635 00000-0 17615-2 0 9992
2 46351 53.0489 77.0268 0005423 36.3641 323.7735 15.50633598301624Epoch: 2026-02-16T13:42Z
TLE epoch observation values (Epoch: 2026-02-16T13:42:13.936Z)
Latitude
-0.00002°
Longitude
84.90528°
Altitude
412.8 km
Speed
7.666 km/s
True Right ascension
05h 08m 06s
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
12:29:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
418.836 km
Perigee altitude
411.468 km
Semi-major axis
6,793.289 km
Eccentricity
0.00054
Inclination
53.0489°
RAAN
77.0268°
Arg. of periapsis
36.3641°
True anomaly
323.73675°
Mean anomaly
323.7735°
Eccentric anomaly
323.75513°
Mean motion
3.87635 °/min
Orbital period
92.87 mins
BSTAR
0.0017615
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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-1646 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 | 2026-02-17 10:16:00.518Z | 334.665° NNW | 2026-02-17 10:19:00.518Z | 42.772° NE | 20.918° | 2026-02-17 10:21:00.518Z | 81.454° E |
| 4 mins | 2026-02-17 11:54:00.518Z | 275.016° WNW | 2026-02-17 11:55:00.518Z | 235.985° WSW | 33.485° | 2026-02-17 11:58:00.518Z | 154.961° SSE |
| 4 mins | 2026-02-18 04:35:00.518Z | 249.604° W | 2026-02-18 04:37:00.518Z | 0.325° NNE | 39.31° | 2026-02-18 04:39:00.518Z | 41.01° NE |
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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