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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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, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 STARLINK-1646
1 46351U 20062AC 26008.97093813 .00066993 00000-0 18340-2 0 9996
2 46351 53.0518 260.3497 0004442 138.2619 221.8723 15.36729597295665Epoch: 2026-01-08T23:18Z
TLE epoch observation values (Epoch: 2026-01-08T23:18:09.054Z)
Latitude
0.00001°
Longitude
162.29459°
Altitude
458.94 km
Speed
7.637 km/s
True Right ascension
17h 21m 23s
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
17:12:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
459.098 km
Perigee altitude
453.027 km
Semi-major axis
6,834.2 km
Eccentricity
0.00044
Inclination
53.0518°
RAAN
260.3497°
Arg. of periapsis
138.2619°
True anomaly
221.83834°
Mean anomaly
221.8723°
Eccentric anomaly
221.85532°
Mean motion
3.8416 °/min
Orbital period
93.71 mins
BSTAR
0.001834
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-01-09 18:11:35.029Z | 162.063° S | 2026-01-09 18:13:35.029Z | 122.148° SE | 16.606° | 2026-01-09 18:15:35.029Z | 86.906° E |
| 5 mins | 2026-01-09 19:48:35.029Z | 257.117° W | 2026-01-09 19:50:35.029Z | 331.033° NNW | 37.76° | 2026-01-09 19:53:35.029Z | 40.137° NE |
| 5 mins | 2026-01-10 00:43:35.029Z | 337.712° N | 2026-01-10 00:45:35.029Z | 15.201° NNE | 19.668° | 2026-01-10 00:48:35.029Z | 75.589° E |
| 5 mins | 2026-01-10 02:21:35.029Z | 297.943° NW | 2026-01-10 02:23:35.029Z | 235.973° WSW | 40.905° | 2026-01-10 02:26:35.029Z | 144.646° 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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