STARLINK-3175, 51140
Orbit data source: Space-Track
STARLINK-3175, 51140 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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51140 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: 1 day ago
TLE from 1 day ago
0 STARLINK-3175
1 51140U 22005AN 26093.69366407 .00002795 00000-0 19357-3 0 9992
2 51140 53.2165 186.8820 0001419 95.0049 265.1105 15.08849364232511Epoch: 2026-04-03T16:38Z
TLE epoch observation values (Epoch: 2026-04-03T16:38:52.575Z)
Latitude
-0.00005°
Longitude
105.13878°
Altitude
540.696 km
Speed
7.593 km/s
True Right ascension
12h 27m 31s
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
22:28:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.942 km
Perigee altitude
538.978 km
Semi-major axis
6,918.097 km
Eccentricity
0.00014
Inclination
53.2165°
RAAN
186.882°
Arg. of periapsis
95.0049°
True anomaly
265.0943°
Mean anomaly
265.1105°
Eccentric anomaly
265.1024°
Mean motion
3.77193 °/min
Orbital period
95.44 mins
BSTAR
0.00019357
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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-3175 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 | 2026-04-04 17:04:24.208Z | 262.021° W | 2026-04-04 17:06:24.208Z | 227.419° WSW | 15.928° | 2026-04-04 17:08:24.208Z | 196.282° SSW |
| 6 mins | 2026-04-05 08:35:24.208Z | 228.682° WSW | 2026-04-05 08:37:24.208Z | 225.052° WSW | 44.821° | 2026-04-05 08:41:24.208Z | 50.11° ENE |
| 5 mins | 2026-04-05 10:15:24.208Z | 301.687° NW | 2026-04-05 10:17:24.208Z | 339.456° N | 19.462° | 2026-04-05 10:20:24.208Z | 27.742° NE |
| 4 mins | 2026-04-05 13:37:24.208Z | 357.754° N | 2026-04-05 13:38:24.208Z | 17.325° NNE | 18.672° | 2026-04-05 13:41:24.208Z | 67.445° ENE |
| 7 mins | 2026-04-05 15:15:24.208Z | 312.134° NW | 2026-04-05 15:18:24.208Z | 31.847° NE | 44.793° | 2026-04-05 15:22:24.208Z | 128.459° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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