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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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
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: 23 hours ago
TLE from 23 hours ago
0 STARLINK-1271
1 45217U 20012AR 25287.82285128 .00000377 00000-0 44204-4 0 9999
2 45217 53.0551 321.4415 0001387 92.5524 267.5624 15.06392295313131Epoch: 2025-10-14T19:44Z
TLE epoch observation values (Epoch: 2025-10-14T19:44:54.350Z)
Latitude
-0.00001°
Longitude
1.60928°
Altitude
548.155 km
Speed
7.589 km/s
True Right ascension
21h 25m 45s
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
13:44:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.466 km
Perigee altitude
546.545 km
Semi-major axis
6,925.643 km
Eccentricity
0.00014
Inclination
53.0551°
RAAN
321.4415°
Arg. of periapsis
92.5524°
True anomaly
267.54652°
Mean anomaly
267.5624°
Eccentric anomaly
267.55446°
Mean motion
3.76576 °/min
Orbital period
95.6 mins
BSTAR
0.000044204
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-16 03:44:37.384Z | 174.987° S | 2025-10-16 03:47:37.384Z | 122.06° SE | 20.23° | 2025-10-16 03:49:37.384Z | 86.939° E |
| 6 mins | 2025-10-16 05:23:37.384Z | 251.702° W | 2025-10-16 05:26:37.384Z | 327.757° NNW | 38.43° | 2025-10-16 05:29:37.384Z | 38.435° NE |
| 5 mins | 2025-10-16 10:26:37.384Z | 346.818° N | 2025-10-16 10:28:37.384Z | 34.603° NE | 25.349° | 2025-10-16 10:31:37.384Z | 85.992° E |
| 6 mins | 2025-10-16 12:05:37.384Z | 292.658° NW | 2025-10-16 12:07:37.384Z | 248.228° W | 36.778° | 2025-10-16 12:11:37.384Z | 150.688° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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