STARLINK-3184, 51143
Orbit data source: Space-Track
STARLINK-3184, 51143 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 19 Jan 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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51143 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-3184
1 51143U 22005AR 26171.41668980 .00031432 00000-0 15134-2 0 9991
2 51143 53.1593 207.6642 0000978 40.0238 13.1222 15.18513362 5775Epoch: 2026-06-20T10:00Z
TLE epoch observation values (Epoch: 2026-06-20T10:00:01.998Z)
Latitude
39.95002°
Longitude
-172.36035°
Altitude
513.257 km
Speed
7.613 km/s
True Right ascension
16h 25m 07s
True Declination
39° 46' 29"
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
23:19:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
511.262 km
Perigee altitude
509.914 km
Semi-major axis
6,888.725 km
Eccentricity
0.0001
Inclination
53.1593°
RAAN
207.6642°
Arg. of periapsis
40.0238°
True anomaly
13.12474°
Mean anomaly
13.1222°
Eccentric anomaly
13.12347°
Mean motion
3.79608 °/min
Orbital period
94.83 mins
BSTAR
0.0015134
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Other satellites on launch #5 in the year 2022 (2022-01-19 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-3184 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 12:53:10.794Z | 263.421° W | 2026-06-22 12:55:10.794Z | 227.738° WSW | 15.884° | 2026-06-22 12:57:10.794Z | 195.249° SSW |
| 5 mins | 2026-06-23 04:18:10.794Z | 217.676° SW | 2026-06-23 04:20:10.794Z | 122.25° SE | 43.772° | 2026-06-23 04:23:10.794Z | 54.387° ENE |
| 4 mins | 2026-06-23 05:57:10.794Z | 297.263° NW | 2026-06-23 05:59:10.794Z | 337.659° N | 20.314° | 2026-06-23 06:01:10.794Z | 16.72° NNE |
| 5 mins | 2026-06-23 10:56:10.794Z | 321.271° NNW | 2026-06-23 10:58:10.794Z | 29.739° NE | 42.376° | 2026-06-23 11:01:10.794Z | 118.495° SE |
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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