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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-1646
1 46351U 20062AC 25353.00002315 .01678279 00000-0 66623-1 0 9992
2 46351 53.0550 358.4373 0001509 86.9386 23.6322 15.21951100 5791Epoch: 2025-12-19T00:00Z
TLE epoch observation values (Epoch: 2025-12-19T00:00:02.000Z)
Latitude
48.58346°
Longitude
32.60407°
Altitude
504.494 km
Speed
7.618 km/s
True Right ascension
08h 01m 50s
True Declination
48° 24' 23"
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
07:50:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
501.266 km
Perigee altitude
499.19 km
Semi-major axis
6,878.365 km
Eccentricity
0.00015
Inclination
53.055°
RAAN
358.4373°
Arg. of periapsis
86.9386°
True anomaly
23.63913°
Mean anomaly
23.6322°
Eccentric anomaly
23.63567°
Mean motion
3.80466 °/min
Orbital period
94.62 mins
BSTAR
0.066623
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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 | 2025-12-19 09:26:23.863Z | 326.846° NNW | 2025-12-19 09:29:23.863Z | 31.784° NE | 30.524° | 2025-12-19 09:32:23.863Z | 96.67° ESE |
| 5 mins | 2025-12-19 11:05:23.863Z | 280.538° WNW | 2025-12-19 11:07:23.863Z | 237.959° WSW | 26.099° | 2025-12-19 11:10:23.863Z | 171.916° S |
| 5 mins | 2025-12-20 02:27:23.863Z | 180.324° SSW | 2025-12-20 02:29:23.863Z | 122.074° SE | 28.62° | 2025-12-20 02:32:23.863Z | 67.937° E |
| 5 mins | 2025-12-20 04:05:23.863Z | 278.941° WNW | 2025-12-20 04:07:23.863Z | 332.257° NNW | 28.256° | 2025-12-20 04:10:23.863Z | 32.597° 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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