STARLINK-5728, 55588
Orbit data source: Space-Track
STARLINK-5728, 55588 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 12 Feb 2023 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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55588 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-5728
1 55588U 23020V 26062.16668981 .00026578 00000-0 17783-2 0 9995
2 55588 42.9998 39.8348 0000952 245.6352 18.2882 15.06465635 5760Epoch: 2026-03-03T04:00Z
TLE epoch observation values (Epoch: 2026-03-03T04:00:01.999Z)
Latitude
-42.85847°
Longitude
80.61517°
Altitude
559.625 km
Speed
7.582 km/s
True Right ascension
20h 06m 17s
True Declination
-42° 40' 56"
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
18:21:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
549.597 km
Perigee altitude
548.278 km
Semi-major axis
6,927.075 km
Eccentricity
0.0001
Inclination
42.9998°
RAAN
39.8348°
Arg. of periapsis
245.6352°
True anomaly
18.29162°
Mean anomaly
18.2882°
Eccentric anomaly
18.28991°
Mean motion
3.7646 °/min
Orbital period
95.63 mins
BSTAR
0.0017783
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Other satellites on launch #20 in the year 2023 (2023-02-12 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-5728 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 | 2026-03-04 01:18:03.074Z | 208.08° SW | 2026-03-04 01:21:03.074Z | 156.69° SSE | 27.264° | 2026-03-04 01:24:03.074Z | 92.582° ESE |
| 6 mins | 2026-03-04 02:59:03.074Z | 259.306° W | 2026-03-04 03:01:03.074Z | 280.971° WNW | 42.538° | 2026-03-04 03:05:03.074Z | 70.783° E |
| 6 mins | 2026-03-04 04:40:03.074Z | 293.999° NW | 2026-03-04 04:42:03.074Z | 354.078° N | 39.229° | 2026-03-04 04:46:03.074Z | 80.599° E |
| 6 mins | 2026-03-04 06:20:03.074Z | 286.481° WNW | 2026-03-04 06:23:03.074Z | 137.037° SSE | 43.967° | 2026-03-04 06:26:03.074Z | 113.346° SE |
| 4 mins | 2026-03-04 08:01:03.074Z | 249.443° W | 2026-03-04 08:03:03.074Z | 209.734° SW | 20.344° | 2026-03-04 08:05:03.074Z | 174.517° S |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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