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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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: 5 hours ago
TLE from 5 hours ago
0 STARLINK-1623
1 46129U 20057N 26053.16812127 .00090680 00000-0 16320-2 0 9997
2 46129 53.0531 330.5231 0010136 104.5746 255.6387 15.49038737304512Epoch: 2026-02-22T04:02Z
TLE epoch observation values (Epoch: 2026-02-22T04:02:05.677Z)
Latitude
0.00002°
Longitude
117.91923°
Altitude
422.148 km
Speed
7.658 km/s
True Right ascension
22h 02m 05s
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
11:57:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
426.703 km
Perigee altitude
412.922 km
Semi-major axis
6,797.95 km
Eccentricity
0.00101
Inclination
53.0531°
RAAN
330.5231°
Arg. of periapsis
104.5746°
True anomaly
255.52621°
Mean anomaly
255.6387°
Eccentric anomaly
255.58245°
Mean motion
3.87236 °/min
Orbital period
92.97 mins
BSTAR
0.001632
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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 | 2026-02-22 21:15:15.063Z | 233.265° WSW | 2026-02-22 21:18:15.063Z | 23.563° NE | 43.243° | 2026-02-22 21:20:15.063Z | 47.104° ENE |
| 4 mins | 2026-02-23 03:46:15.063Z | 317.024° NNW | 2026-02-23 03:48:15.063Z | 89.751° E | 42.63° | 2026-02-23 03:50:15.063Z | 123.247° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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