STARLINK-3559, 51860
Orbit data source: Space-Track
STARLINK-3559, 51860 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 03 Mar 2022 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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51860 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
297 kg wet, ~275 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: 3 days ago
TLE from 3 days ago
0 STARLINK-3559
1 51860U 22022J 26170.60571530 .00000387 00000-0 42382-4 0 9992
2 51860 53.1608 271.4906 0001156 85.3056 274.8067 15.08837615238500Epoch: 2026-06-19T14:32Z
TLE epoch observation values (Epoch: 2026-06-19T14:32:13.801Z)
Latitude
-0.00008°
Longitude
145.60075°
Altitude
540.575 km
Speed
7.593 km/s
True Right ascension
18h 05m 57s
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
21:33:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.804 km
Perigee altitude
539.205 km
Semi-major axis
6,918.142 km
Eccentricity
0.00012
Inclination
53.1608°
RAAN
271.4906°
Arg. of periapsis
85.3056°
True anomaly
274.7935°
Mean anomaly
274.8067°
Eccentric anomaly
274.8001°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.000042382
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Other satellites on launch #22 in the year 2022 (2022-03-03 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-3559 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 | 2026-06-22 11:12:42.971Z | 318.044° NNW | 2026-06-22 11:14:42.971Z | 349.794° N | 14.251° | 2026-06-22 11:16:42.971Z | 20.448° NNE |
| 5 mins | 2026-06-22 14:33:42.971Z | 341.1° N | 2026-06-22 14:35:42.971Z | 31.413° NE | 28.819° | 2026-06-22 14:38:42.971Z | 91.317° ESE |
| 6 mins | 2026-06-22 16:12:42.971Z | 284.675° WNW | 2026-06-22 16:14:42.971Z | 239.721° WSW | 31.174° | 2026-06-22 16:18:42.971Z | 159.386° S |
| 6 mins | 2026-06-23 07:43:42.971Z | 193.188° SSW | 2026-06-23 07:46:42.971Z | 118.517° SE | 31.068° | 2026-06-23 07:49:42.971Z | 66.573° ENE |
| 5 mins | 2026-06-23 09:23:42.971Z | 280.394° WNW | 2026-06-23 09:25:42.971Z | 330.174° NNW | 28.81° | 2026-06-23 09:28:42.971Z | 30.757° NE |
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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