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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-1646
1 46351U 20062AC 26008.12543044 .00075265 00000-0 20663-2 0 9992
2 46351 53.0518 264.3267 0004533 135.9573 224.1791 15.36588170295535Epoch: 2026-01-08T03:00Z
TLE epoch observation values (Epoch: 2026-01-08T03:00:37.190Z)
Latitude
0.00001°
Longitude
111.48773°
Altitude
459.32 km
Speed
7.637 km/s
True Right ascension
17h 37m 18s
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
18:20:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
459.58 km
Perigee altitude
453.384 km
Semi-major axis
6,834.619 km
Eccentricity
0.00045
Inclination
53.0518°
RAAN
264.3267°
Arg. of periapsis
135.9573°
True anomaly
224.14291°
Mean anomaly
224.1791°
Eccentric anomaly
224.16101°
Mean motion
3.84124 °/min
Orbital period
93.72 mins
BSTAR
0.0020663
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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 | 2026-01-08 18:46:46.078Z | 177.531° S | 2026-01-08 18:48:46.078Z | 136.53° SSE | 21.532° | 2026-01-08 18:51:46.078Z | 77.055° E |
| 4 mins | 2026-01-08 20:24:46.078Z | 274.174° WNW | 2026-01-08 20:26:46.078Z | 347.162° N | 31.234° | 2026-01-08 20:28:46.078Z | 31.055° NE |
| 4 mins | 2026-01-09 01:20:46.078Z | 357.341° N | 2026-01-09 01:21:46.078Z | 24.098° NE | 23.162° | 2026-01-09 01:24:46.078Z | 85.09° E |
| 5 mins | 2026-01-09 02:57:46.078Z | 284.229° WNW | 2026-01-09 02:59:46.078Z | 211.116° SW | 34.067° | 2026-01-09 03:02:46.078Z | 153.194° 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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