STARLINK-5521, 56471
Orbit data source: Space-Track
STARLINK-5521, 56471 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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56471 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-5521
1 56471U 23064Z 26171.41178130 -.00000418 00000-0 -27213-4 0 9994
2 56471 69.9991 225.5516 0002722 265.7602 94.3246 14.98325435171129Epoch: 2026-06-20T09:52Z
TLE epoch observation values (Epoch: 2026-06-20T09:52:57.904Z)
Latitude
-0.00002°
Longitude
168.68354°
Altitude
574.637 km
Speed
7.574 km/s
True Right ascension
15h 02m 12s
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
21:29:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
571.91 km
Perigee altitude
568.127 km
Semi-major axis
6,948.155 km
Eccentricity
0.00027
Inclination
69.9991°
RAAN
225.5516°
Arg. of periapsis
265.7602°
True anomaly
94.3557°
Mean anomaly
94.3246°
Eccentric anomaly
94.34015°
Mean motion
3.74748 °/min
Orbital period
96.06 mins
BSTAR
-0.000027213
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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-5521 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 13:41:18.440Z | 356.678° N | 2026-06-22 13:45:18.440Z | 73.046° E | 26.979° | 2026-06-22 13:48:18.440Z | 121.043° SE |
| 4 mins | 2026-06-22 15:21:18.440Z | 285.751° WNW | 2026-06-22 15:23:18.440Z | 247.229° WSW | 19.433° | 2026-06-22 15:25:18.440Z | 214.109° SW |
| 4 mins | 2026-06-23 03:43:18.440Z | 137.611° SSE | 2026-06-23 03:45:18.440Z | 98.796° ESE | 20.104° | 2026-06-23 03:47:18.440Z | 64.379° ENE |
| 5 mins | 2026-06-23 05:21:18.440Z | 258.233° W | 2026-06-23 05:23:18.440Z | 306.368° NW | 26.888° | 2026-06-23 05:26:18.440Z | 0.114° 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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