STARLINK-3599, 51814
Orbit data source: Space-Track
STARLINK-3599, 51814 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 25 Feb 2022 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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51814 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: 2 days ago
TLE from 2 days ago
0 STARLINK-3599
1 51814U 22017AY 26171.43371625 .00000547 00000-0 52485-4 0 9993
2 51814 53.1599 227.7688 0001169 85.0681 275.0444 15.08833869239593Epoch: 2026-06-20T10:24Z
TLE epoch observation values (Epoch: 2026-06-20T10:24:33.084Z)
Latitude
0.00001°
Longitude
162.98256°
Altitude
540.582 km
Speed
7.593 km/s
True Right ascension
15h 11m 04s
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
21:34:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.825 km
Perigee altitude
539.208 km
Semi-major axis
6,918.153 km
Eccentricity
0.00012
Inclination
53.1599°
RAAN
227.7688°
Arg. of periapsis
85.0681°
True anomaly
275.03106°
Mean anomaly
275.0444°
Eccentric anomaly
275.03773°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000052485
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Other satellites on launch #17 in the year 2022 (2022-02-25 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-3599 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 | 2026-06-22 12:10:40.180Z | 329.088° NNW | 2026-06-22 12:13:40.180Z | 49.149° ENE | 33.018° | 2026-06-22 12:16:40.180Z | 102.546° ESE |
| 5 mins | 2026-06-22 13:50:40.180Z | 271.088° WNW | 2026-06-22 13:52:40.180Z | 224.793° SW | 24.995° | 2026-06-22 13:55:40.180Z | 172.601° S |
| 6 mins | 2026-06-23 05:21:40.180Z | 201.721° SSW | 2026-06-23 05:23:40.180Z | 144.3° SSE | 38.281° | 2026-06-23 05:27:40.180Z | 58.927° ENE |
| 5 mins | 2026-06-23 07:01:40.180Z | 293.931° NW | 2026-06-23 07:03:40.180Z | 341.604° N | 24.519° | 2026-06-23 07:06:40.180Z | 31.382° 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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