STARLINK-5546, 55632
Orbit data source: Space-Track
STARLINK-5546, 55632 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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55632 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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-5546
1 55632U 23021E 26091.42592574 .00001854 00000-0 16304-3 0 9990
2 55632 69.9982 147.1370 0001985 251.1464 108.9480 14.98348142171705Epoch: 2026-04-01T10:13Z
TLE epoch observation values (Epoch: 2026-04-01T10:13:19.983Z)
Latitude
-0.00004°
Longitude
164.01479°
Altitude
574.872 km
Speed
7.573 km/s
True Right ascension
09h 48m 32s
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
00:38:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
571.327 km
Perigee altitude
568.569 km
Semi-major axis
6,948.085 km
Eccentricity
0.0002
Inclination
69.9982°
RAAN
147.137°
Arg. of periapsis
251.1464°
True anomaly
108.96951°
Mean anomaly
108.948°
Eccentric anomaly
108.95876°
Mean motion
3.74753 °/min
Orbital period
96.06 mins
BSTAR
0.00016304
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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-5546 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-04-02 03:59:34.297Z | 128.263° SE | 2026-04-02 04:01:34.297Z | 95.807° ESE | 14.79° | 2026-04-02 04:03:34.297Z | 66.987° ENE |
| 6 mins | 2026-04-02 05:36:34.297Z | 236.852° WSW | 2026-04-02 05:39:34.297Z | 318.677° NNW | 32.803° | 2026-04-02 05:42:34.297Z | 8.281° NNE |
| 6 mins | 2026-04-02 14:00:34.297Z | 3.179° NNE | 2026-04-02 14:03:34.297Z | 70.707° E | 28.448° | 2026-04-02 14:06:34.297Z | 122.113° SE |
| 4 mins | 2026-04-02 15:39:34.297Z | 286.267° WNW | 2026-04-02 15:41:34.297Z | 249.613° W | 18.441° | 2026-04-02 15:43:34.297Z | 216.793° SW |
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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