STARLINK-5545, 56476
Orbit data source: Space-Track
STARLINK-5545, 56476 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 10 May 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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56476 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
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5545
1 56476U 23064AE 26171.40760709 -.00000299 00000-0 -17237-4 0 9999
2 56476 69.9987 225.5355 0003411 268.9010 91.1758 14.98325849171126Epoch: 2026-06-20T09:46Z
TLE epoch observation values (Epoch: 2026-06-20T09:46:57.252Z)
Latitude
-0.00006°
Longitude
170.17426°
Altitude
574.542 km
Speed
7.574 km/s
True Right ascension
15h 02m 08s
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
00:25:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.387 km
Perigee altitude
567.647 km
Semi-major axis
6,948.154 km
Eccentricity
0.00034
Inclination
69.9987°
RAAN
225.5355°
Arg. of periapsis
268.901°
True anomaly
91.21488°
Mean anomaly
91.1758°
Eccentric anomaly
91.19534°
Mean motion
3.74748 °/min
Orbital period
96.06 mins
BSTAR
-0.000017237
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Other satellites on launch #64 in the year 2023 (2023-05-10 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-5545 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 | 2026-06-22 13:35:07.156Z | 358.7° N | 2026-06-22 13:39:07.156Z | 69.996° E | 24.395° | 2026-06-22 13:42:07.156Z | 116.623° SE |
| 5 mins | 2026-06-22 15:15:07.156Z | 289.317° WNW | 2026-06-22 15:17:07.156Z | 247.581° W | 22.142° | 2026-06-22 15:20:07.156Z | 200.794° SSW |
| 4 mins | 2026-06-23 03:37:07.156Z | 135.402° SSE | 2026-06-23 03:39:07.156Z | 100.342° ESE | 17.739° | 2026-06-23 03:41:07.156Z | 67.59° E |
| 5 mins | 2026-06-23 05:15:07.156Z | 252.76° W | 2026-06-23 05:17:07.156Z | 305.643° NW | 29.803° | 2026-06-23 05:20:07.156Z | 2.531° NNE |
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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