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: 19 hours ago
TLE from 19 hours ago
0 STARLINK-1646
1 46351U 20062AC 25306.44330583 .00014192 00000-0 96947-3 0 9990
2 46351 53.0525 207.8439 0001213 83.9156 276.1971 15.06410604285424Epoch: 2025-11-02T10:38Z
TLE epoch observation values (Epoch: 2025-11-02T10:38:21.623Z)
Latitude
-0.00005°
Longitude
6.29481°
Altitude
547.967 km
Speed
7.589 km/s
True Right ascension
13h 51m 22s
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
01:35:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.29 km
Perigee altitude
546.61 km
Semi-major axis
6,925.587 km
Eccentricity
0.00012
Inclination
53.0525°
RAAN
207.8439°
Arg. of periapsis
83.9156°
True anomaly
276.18328°
Mean anomaly
276.1971°
Eccentric anomaly
276.19019°
Mean motion
3.76581 °/min
Orbital period
95.6 mins
BSTAR
0.00096947
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-11-03 20:16:33.609Z | 238.204° WSW | 2025-11-03 20:19:33.609Z | 10.076° NNE | 42.774° | 2025-11-03 20:22:33.609Z | 46.374° ENE |
| 4 mins | 2025-11-03 21:57:33.609Z | 309.319° NW | 2025-11-03 21:59:33.609Z | 346.527° N | 18.155° | 2025-11-03 22:01:33.609Z | 19.889° NNE |
| 5 mins | 2025-11-04 01:18:33.609Z | 340.59° N | 2025-11-04 01:20:33.609Z | 17.269° NNE | 21.251° | 2025-11-04 01:23:33.609Z | 71.894° E |
| 6 mins | 2025-11-04 02:58:33.609Z | 303.536° NW | 2025-11-04 03:00:33.609Z | 248.615° W | 43.964° | 2025-11-04 03:04:33.609Z | 136.881° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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