STARLINK-1271, 45217
Orbit data source: Space-Track
STARLINK-1271, 45217 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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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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-1271
1 45217U 20012AR 26124.28316277 .00022256 00000-0 71710-3 0 9991
2 45217 53.1554 125.5706 0002415 53.3409 306.7814 15.32131639343672Epoch: 2026-05-04T06:47Z
TLE epoch observation values (Epoch: 2026-05-04T06:47:45.263Z)
Latitude
-0.00004°
Longitude
161.45739°
Altitude
469.364 km
Speed
7.633 km/s
True Right ascension
08h 22m 16s
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
07:39:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.365 km
Perigee altitude
468.057 km
Semi-major axis
6,847.848 km
Eccentricity
0.00024
Inclination
53.1554°
RAAN
125.5706°
Arg. of periapsis
53.3409°
True anomaly
306.75923°
Mean anomaly
306.7814°
Eccentric anomaly
306.77032°
Mean motion
3.83012 °/min
Orbital period
93.99 mins
BSTAR
0.0007171
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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-1271 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 | 2026-05-05 01:44:28.586Z | 171.522° S | 2026-05-05 01:46:28.586Z | 131.381° SE | 19.769° | 2026-05-05 01:48:28.586Z | 89.552° E |
| 5 mins | 2026-05-05 03:22:28.586Z | 267.861° W | 2026-05-05 03:24:28.586Z | 344.349° N | 34.06° | 2026-05-05 03:27:28.586Z | 38.862° NE |
| 4 mins | 2026-05-05 08:19:28.586Z | 358.469° N | 2026-05-05 08:20:28.586Z | 23.622° NE | 22.151° | 2026-05-05 08:23:28.586Z | 82.042° E |
| 5 mins | 2026-05-05 09:56:28.586Z | 292.358° WNW | 2026-05-05 09:58:28.586Z | 230.265° WSW | 37.768° | 2026-05-05 10:01:28.586Z | 150.931° SSE |
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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