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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-1623
1 46129U 20057N 25343.22159860 .00002195 00000-0 16627-3 0 9998
2 46129 53.0547 322.7468 0001644 92.0554 268.0623 15.06392908292991Epoch: 2025-12-09T05:19Z
TLE epoch observation values (Epoch: 2025-12-09T05:19:06.119Z)
Latitude
-0.00002°
Longitude
164.7619°
Altitude
548.151 km
Speed
7.589 km/s
True Right ascension
21h 30m 59s
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
17:08:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.643 km
Perigee altitude
546.365 km
Semi-major axis
6,925.641 km
Eccentricity
0.00016
Inclination
53.0547°
RAAN
322.7468°
Arg. of periapsis
92.0554°
True anomaly
268.04347°
Mean anomaly
268.0623°
Eccentric anomaly
268.05289°
Mean motion
3.76576 °/min
Orbital period
95.6 mins
BSTAR
0.00016627
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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 | 2025-12-10 00:34:45.047Z | 183.61° SSW | 2025-12-10 00:37:45.047Z | 125.984° SE | 24.702° | 2025-12-10 00:40:45.047Z | 74.201° E |
| 6 mins | 2025-12-10 02:14:45.047Z | 266.461° W | 2025-12-10 02:16:45.047Z | 317.681° NNW | 34.186° | 2025-12-10 02:20:45.047Z | 39.312° NE |
| 5 mins | 2025-12-10 07:16:45.047Z | 340.239° N | 2025-12-10 07:18:45.047Z | 28.631° NE | 28.62° | 2025-12-10 07:21:45.047Z | 89.627° E |
| 6 mins | 2025-12-10 08:55:45.047Z | 287.999° WNW | 2025-12-10 08:58:45.047Z | 210.834° SW | 31.896° | 2025-12-10 09:01:45.047Z | 159.604° 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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