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 25335.48370981 .00025112 00000-0 53790-3 0 9997
2 45179 53.0522 83.2214 0005130 153.8661 206.2605 15.44631530320664Epoch: 2025-12-01T11:36Z
TLE epoch observation values (Epoch: 2025-12-01T11:36:32.527Z)
Latitude
0.00002°
Longitude
-161.49667°
Altitude
436.488 km
Speed
7.649 km/s
True Right ascension
05h 32m 53s
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
20:20:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
436.23 km
Perigee altitude
429.242 km
Semi-major axis
6,810.873 km
Eccentricity
0.00051
Inclination
53.0522°
RAAN
83.2214°
Arg. of periapsis
153.8661°
True anomaly
206.23451°
Mean anomaly
206.2605°
Eccentric anomaly
206.2475°
Mean motion
3.86135 °/min
Orbital period
93.23 mins
BSTAR
0.0005379
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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 | 2025-12-02 09:31:03.691Z | 201.036° SSW | 2025-12-02 09:34:03.691Z | 109.943° ESE | 31.687° | 2025-12-02 09:36:03.691Z | 68.108° E |
| 4 mins | 2025-12-02 11:09:03.691Z | 291.117° WNW | 2025-12-02 11:11:03.691Z | 344.432° N | 22.314° | 2025-12-02 11:13:03.691Z | 24.538° NE |
| 4 mins | 2025-12-02 16:03:03.691Z | 341.735° N | 2025-12-02 16:05:03.691Z | 51.206° ENE | 29.185° | 2025-12-02 16:07:03.691Z | 95.395° ESE |
| 4 mins | 2025-12-02 17:40:03.691Z | 265.408° W | 2025-12-02 17:41:03.691Z | 241.095° WSW | 21.64° | 2025-12-02 17:44:03.691Z | 175.36° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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