STARLINK-1641, 46174
Orbit data source: Space-Track
STARLINK-1641, 46174 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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46174 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: 18 hours ago
TLE from 18 hours ago
0 STARLINK-1641
1 46174U 20057BK 25286.94736355 .00471217 00000-0 28552-1 0 9996
2 46174 53.0541 255.3590 0002147 98.4254 261.6979 15.08111178283946Epoch: 2025-10-13T22:44Z
TLE epoch observation values (Epoch: 2025-10-13T22:44:12.210Z)
Latitude
-0.00005°
Longitude
-108.43474°
Altitude
543.067 km
Speed
7.592 km/s
True Right ascension
17h 01m 26s
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
11:29:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
543.729 km
Perigee altitude
540.757 km
Semi-major axis
6,920.38 km
Eccentricity
0.00021
Inclination
53.0541°
RAAN
255.359°
Arg. of periapsis
98.4254°
True anomaly
261.67356°
Mean anomaly
261.6979°
Eccentric anomaly
261.68573°
Mean motion
3.77006 °/min
Orbital period
95.49 mins
BSTAR
0.028552
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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-1641 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-15 00:20:12.982Z | 216.495° SW | 2025-10-15 00:24:12.982Z | 117.859° SE | 41.091° | 2025-10-15 00:27:12.982Z | 58.209° ENE |
| 4 mins | 2025-10-15 02:02:12.982Z | 302.959° NW | 2025-10-15 02:03:12.982Z | 324.973° NNW | 22.789° | 2025-10-15 02:06:12.982Z | 24.267° NE |
| 4 mins | 2025-10-15 05:23:12.982Z | 350.083° N | 2025-10-15 05:25:12.982Z | 26.172° NE | 16.405° | 2025-10-15 05:27:12.982Z | 57.257° ENE |
| 6 mins | 2025-10-15 07:02:12.982Z | 321.062° NNW | 2025-10-15 07:05:12.982Z | 72.471° E | 39.569° | 2025-10-15 07:08:12.982Z | 116.649° SE |
| 4 mins | 2025-10-15 08:42:12.982Z | 259.493° W | 2025-10-15 08:43:12.982Z | 241.93° WSW | 16.892° | 2025-10-15 08:46:12.982Z | 191.727° SSW |
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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