STARLINK-5328, 55657
Orbit data source: Space-Track
STARLINK-5328, 55657 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 17 Feb 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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55657 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 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: 2 days ago
TLE from 2 days ago
0 STARLINK-5328
1 55657U 23021AF 26171.45394118 .00005375 00000-0 45737-3 0 9997
2 55657 69.9995 265.5073 0003014 264.5880 95.4935 14.98377483184671Epoch: 2026-06-20T10:53Z
TLE epoch observation values (Epoch: 2026-06-20T10:53:40.517Z)
Latitude
-0.00008°
Longitude
-166.57989°
Altitude
574.534 km
Speed
7.574 km/s
True Right ascension
17h 42m 01s
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
21:37:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
571.951 km
Perigee altitude
567.763 km
Semi-major axis
6,947.994 km
Eccentricity
0.0003
Inclination
69.9995°
RAAN
265.5073°
Arg. of periapsis
264.588°
True anomaly
95.52788°
Mean anomaly
95.4935°
Eccentric anomaly
95.51069°
Mean motion
3.74761 °/min
Orbital period
96.06 mins
BSTAR
0.00045737
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Other satellites on launch #21 in the year 2023 (2023-02-17 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-5328 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 | 2026-06-22 16:18:32.948Z | 2.363° NNE | 2026-06-22 16:21:32.948Z | 60.59° ENE | 26.622° | 2026-06-22 16:24:32.948Z | 116.206° SE |
| 5 mins | 2026-06-22 17:57:32.948Z | 292.748° NW | 2026-06-22 17:59:32.948Z | 255.965° W | 20.513° | 2026-06-22 18:02:32.948Z | 206.598° SW |
| 4 mins | 2026-06-23 06:20:32.948Z | 126.308° SE | 2026-06-23 06:21:32.948Z | 106.755° ESE | 19.345° | 2026-06-23 06:24:32.948Z | 58.369° ENE |
| 5 mins | 2026-06-23 07:57:32.948Z | 251.26° W | 2026-06-23 07:59:32.948Z | 295.414° NW | 27.861° | 2026-06-23 08:02:32.948Z | 357.743° N |
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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