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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-3184
1 51143U 22005AR 26094.25484792 .00001828 00000-0 13301-3 0 9995
2 51143 53.2159 194.3534 0001291 79.6124 280.5013 15.08821270232451Epoch: 2026-04-04T06:06Z
TLE epoch observation values (Epoch: 2026-04-04T06:06:58.860Z)
Latitude
-0.00006°
Longitude
-89.96915°
Altitude
540.535 km
Speed
7.593 km/s
True Right ascension
12h 57m 24s
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
22:29:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.939 km
Perigee altitude
539.153 km
Semi-major axis
6,918.183 km
Eccentricity
0.00013
Inclination
53.2159°
RAAN
194.3534°
Arg. of periapsis
79.6124°
True anomaly
280.48675°
Mean anomaly
280.5013°
Eccentric anomaly
280.49403°
Mean motion
3.77186 °/min
Orbital period
95.44 mins
BSTAR
0.00013301
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-04-05 09:19:55.307Z | 233.473° WSW | 2026-04-05 09:22:55.307Z | 345.076° N | 44.602° | 2026-04-05 09:25:55.307Z | 47.409° ENE |
| 4 mins | 2026-04-05 11:00:55.307Z | 306.369° NW | 2026-04-05 11:02:55.307Z | 343.938° N | 18.464° | 2026-04-05 11:04:55.307Z | 18.376° NNE |
| 5 mins | 2026-04-05 14:21:55.307Z | 344.488° N | 2026-04-05 14:23:55.307Z | 21.786° NNE | 19.681° | 2026-04-05 14:26:55.307Z | 71.47° E |
| 6 mins | 2026-04-05 16:00:55.307Z | 309.389° NW | 2026-04-05 16:03:55.307Z | 145.939° SSE | 44.621° | 2026-04-05 16:06:55.307Z | 132.332° 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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