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
Partially 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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-1623
1 46129U 20057N 26024.46577581 .00043321 00000-0 97835-3 0 9991
2 46129 53.0535 107.4190 0006112 357.2835 2.8135 15.42777092300073Epoch: 2026-01-24T11:10Z
TLE epoch observation values (Epoch: 2026-01-24T11:10:43.029Z)
Latitude
-0.0001°
Longitude
175.9498°
Altitude
434.65 km
Speed
7.654 km/s
True Right ascension
07h 09m 40s
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
05:11:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
442.359 km
Perigee altitude
434.026 km
Semi-major axis
6,816.33 km
Eccentricity
0.00061
Inclination
53.0535°
RAAN
107.419°
Arg. of periapsis
357.2835°
True anomaly
2.81694°
Mean anomaly
2.8135°
Eccentric anomaly
2.81522°
Mean motion
3.85671 °/min
Orbital period
93.34 mins
BSTAR
0.00097835
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-01-25 07:33:38.166Z | 196.177° SSW | 2026-01-25 07:35:38.166Z | 146.62° SSE | 31.261° | 2026-01-25 07:38:38.166Z | 67.755° E |
| 4 mins | 2026-01-25 09:11:38.166Z | 292.363° WNW | 2026-01-25 09:12:38.166Z | 317.735° NNW | 23.257° | 2026-01-25 09:15:38.166Z | 26.74° NE |
| 4 mins | 2026-01-25 14:05:38.166Z | 339.085° N | 2026-01-25 14:07:38.166Z | 40.904° NE | 29.329° | 2026-01-25 14:09:38.166Z | 91.078° ESE |
| 4 mins | 2026-01-25 15:42:38.166Z | 272.965° WNW | 2026-01-25 15:44:38.166Z | 221.771° SW | 23.515° | 2026-01-25 15:46:38.166Z | 177.985° S |
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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