STARLINK-3512, 51743
Orbit data source: Space-Track
STARLINK-3512, 51743 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 21 Feb 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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51743 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-3512
1 51743U 22016AF 26171.38402559 -.00000609 00000-0 -20203-4 0 9992
2 51743 53.1581 207.9165 0001150 98.0636 262.0485 15.08833410239200Epoch: 2026-06-20T09:12Z
TLE epoch observation values (Epoch: 2026-06-20T09:12:59.810Z)
Latitude
-0.00012°
Longitude
161.06778°
Altitude
540.765 km
Speed
7.593 km/s
True Right ascension
13h 51m 39s
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
21:32:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.814 km
Perigee altitude
539.222 km
Semi-major axis
6,918.155 km
Eccentricity
0.00012
Inclination
53.1581°
RAAN
207.9165°
Arg. of periapsis
98.0636°
True anomaly
262.03545°
Mean anomaly
262.0485°
Eccentric anomaly
262.04197°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
-0.000020203
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Other satellites on launch #16 in the year 2022 (2022-02-21 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-3512 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 10:58:58.944Z | 323.111° NNW | 2026-06-22 11:01:58.944Z | 29.254° NE | 36.364° | 2026-06-22 11:05:58.944Z | 109.742° ESE |
| 5 mins | 2026-06-22 12:38:58.944Z | 273.944° WNW | 2026-06-22 12:40:58.944Z | 236.18° WSW | 21.911° | 2026-06-22 12:43:58.944Z | 181.235° SSW |
| 6 mins | 2026-06-23 04:09:58.944Z | 212.19° SW | 2026-06-23 04:12:58.944Z | 103.244° ESE | 40.213° | 2026-06-23 04:15:58.944Z | 57.373° ENE |
| 5 mins | 2026-06-23 05:49:58.944Z | 290.039° WNW | 2026-06-23 05:51:58.944Z | 329.554° NNW | 22.912° | 2026-06-23 05:54:58.944Z | 25.951° NE |
| 4 mins | 2026-06-23 09:11:58.944Z | 352.305° N | 2026-06-23 09:12:58.944Z | 9.659° NNE | 16.265° | 2026-06-23 09:15:58.944Z | 58.365° ENE |
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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