STARLINK-1143, 45179
Orbit data source: Space-Track
STARLINK-1143, 45179 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 17 Feb 2020 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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45179 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 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-1143
1 45179U 20012B 25288.35086060 .00096616 00000-0 25184-2 0 9994
2 45179 53.0539 306.5136 0006824 341.2412 18.8338 15.38058407313395Epoch: 2025-10-15T08:25Z
TLE epoch observation values (Epoch: 2025-10-15T08:25:14.355Z)
Latitude
-0.00007°
Longitude
156.07755°
Altitude
448.332 km
Speed
7.647 km/s
True Right ascension
20h 26m 03s
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
14:14:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
456.787 km
Perigee altitude
447.465 km
Semi-major axis
6,830.263 km
Eccentricity
0.00068
Inclination
53.0539°
RAAN
306.5136°
Arg. of periapsis
341.2412°
True anomaly
18.85906°
Mean anomaly
18.8338°
Eccentric anomaly
18.84643°
Mean motion
3.84492 °/min
Orbital period
93.63 mins
BSTAR
0.0025184
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Other satellites on launch #12 in the year 2020 (2020-02-17 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-1143 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-16 03:17:47.369Z | 187.484° SSW | 2025-10-16 03:19:47.369Z | 145.184° SSE | 25.638° | 2025-10-16 03:22:47.369Z | 74.313° E |
| 4 mins | 2025-10-16 04:55:47.369Z | 279.433° WNW | 2025-10-16 04:57:47.369Z | 339.275° N | 27.802° | 2025-10-16 04:59:47.369Z | 25.872° NE |
| 5 mins | 2025-10-16 09:50:47.369Z | 338.94° N | 2025-10-16 09:52:47.369Z | 29.167° NE | 26.349° | 2025-10-16 09:55:47.369Z | 91.826° ESE |
| 4 mins | 2025-10-16 11:28:47.369Z | 271.956° WNW | 2025-10-16 11:29:47.369Z | 243.711° WSW | 28.388° | 2025-10-16 11:32:47.369Z | 166.102° S |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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