STARLINK-1623, 46129
Orbit data source: Space-Track
STARLINK-1623, 46129 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 18 Aug 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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46129 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: 23 hours ago
TLE from 23 hours ago
0 STARLINK-1623
1 46129U 20057N 25312.83471404 .00000771 00000-0 70674-4 0 9993
2 46129 53.0526 99.1587 0001517 85.3874 274.7288 15.06404552288416Epoch: 2025-11-08T20:01Z
TLE epoch observation values (Epoch: 2025-11-08T20:01:59.293Z)
Latitude
-0.00002°
Longitude
110.403°
Altitude
547.99 km
Speed
7.589 km/s
True Right ascension
06h 36m 38s
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
15:32:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.519 km
Perigee altitude
546.418 km
Semi-major axis
6,925.606 km
Eccentricity
0.00015
Inclination
53.0526°
RAAN
99.1587°
Arg. of periapsis
85.3874°
True anomaly
274.71148°
Mean anomaly
274.7288°
Eccentric anomaly
274.72014°
Mean motion
3.76579 °/min
Orbital period
95.6 mins
BSTAR
0.000070674
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Other satellites on launch #57 in the year 2020 (2020-08-18 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-1623 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 | 2025-11-09 20:28:03.947Z | 281.469° WNW | 2025-11-09 20:31:03.947Z | 227.865° WSW | 22.509° | 2025-11-09 20:34:03.947Z | 177.489° S |
| 6 mins | 2025-11-10 12:01:03.947Z | 213.048° SW | 2025-11-10 12:04:03.947Z | 119° SE | 41.146° | 2025-11-10 12:07:03.947Z | 58.369° ENE |
| 5 mins | 2025-11-10 13:42:03.947Z | 299.437° NW | 2025-11-10 13:44:03.947Z | 345.113° N | 23.009° | 2025-11-10 13:47:03.947Z | 31.886° NE |
| 6 mins | 2025-11-10 18:43:03.947Z | 322.15° NNW | 2025-11-10 18:45:03.947Z | 11.423° NNE | 40.786° | 2025-11-10 18:49:03.947Z | 117.627° SE |
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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