STARLINK-1621, 46127
Orbit data source: Space-Track
STARLINK-1621, 46127 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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46127 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-1621
1 46127U 20057L 25291.07153979 .00115094 00000-0 30249-2 0 9994
2 46127 53.0524 211.9397 0006645 125.2675 234.8950 15.37710647284918Epoch: 2025-10-18T01:43Z
TLE epoch observation values (Epoch: 2025-10-18T01:43:01.037Z)
Latitude
-0.00005°
Longitude
159.37752°
Altitude
456.384 km
Speed
7.639 km/s
True Right ascension
14h 07m 45s
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
08:10:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
457.695 km
Perigee altitude
448.616 km
Semi-major axis
6,831.293 km
Eccentricity
0.00066
Inclination
53.0524°
RAAN
211.9397°
Arg. of periapsis
125.2675°
True anomaly
234.83273°
Mean anomaly
234.895°
Eccentric anomaly
234.86386°
Mean motion
3.84405 °/min
Orbital period
93.65 mins
BSTAR
0.0030249
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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-1621 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 | 2025-10-18 20:35:13.420Z | 180.023° SSW | 2025-10-18 20:38:13.420Z | 118.188° SE | 20.147° | 2025-10-18 20:40:13.420Z | 81.288° E |
| 5 mins | 2025-10-18 22:13:13.420Z | 268.579° W | 2025-10-18 22:15:13.420Z | 337.466° NNW | 32.789° | 2025-10-18 22:18:13.420Z | 37.593° NE |
| 5 mins | 2025-10-19 03:08:13.420Z | 340.404° N | 2025-10-19 03:10:13.420Z | 24.725° NE | 22.329° | 2025-10-19 03:13:13.420Z | 84.158° E |
| 4 mins | 2025-10-19 04:46:13.420Z | 284.812° WNW | 2025-10-19 04:48:13.420Z | 204.359° SW | 34.797° | 2025-10-19 04:50:13.420Z | 156.97° SSE |
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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