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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-1646
1 46351U 20062AC 25307.96927398 .00010741 00000-0 73838-3 0 9994
2 46351 53.0535 200.9952 0001515 85.0059 275.1103 15.06423458285651Epoch: 2025-11-03T23:15Z
TLE epoch observation values (Epoch: 2025-11-03T23:15:45.271Z)
Latitude
-0.00003°
Longitude
168.59352°
Altitude
547.925 km
Speed
7.589 km/s
True Right ascension
13h 23m 58s
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
06:41:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.46 km
Perigee altitude
546.361 km
Semi-major axis
6,925.548 km
Eccentricity
0.00015
Inclination
53.0535°
RAAN
200.9952°
Arg. of periapsis
85.0059°
True anomaly
275.09301°
Mean anomaly
275.1103°
Eccentric anomaly
275.10165°
Mean motion
3.76584 °/min
Orbital period
95.6 mins
BSTAR
0.00073838
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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 | 2025-11-04 18:31:32.386Z | 166.273° S | 2025-11-04 18:33:32.386Z | 131.335° SE | 18.948° | 2025-11-04 18:36:32.386Z | 81.952° E |
| 6 mins | 2025-11-04 20:10:32.386Z | 252.572° W | 2025-11-04 20:12:32.386Z | 300.035° NW | 38.947° | 2025-11-04 20:16:32.386Z | 42.292° NE |
| 4 mins | 2025-11-04 21:51:32.386Z | 316.114° NNW | 2025-11-04 21:53:32.386Z | 351.213° N | 16.199° | 2025-11-04 21:55:32.386Z | 22.109° NNE |
| 5 mins | 2025-11-05 01:12:32.386Z | 341.535° N | 2025-11-05 01:14:32.386Z | 23.369° NE | 24.52° | 2025-11-05 01:17:32.386Z | 80.559° E |
| 6 mins | 2025-11-05 02:51:32.386Z | 297.605° NW | 2025-11-05 02:54:32.386Z | 213.811° SW | 39.317° | 2025-11-05 02:57:32.386Z | 149.552° 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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