STARLINK-1221, 45227
Orbit data source: Space-Track
STARLINK-1221, 45227 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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45227 intel report (Beta)
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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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-1221
1 45227U 20012BB 26169.65664667 .00011278 00000-0 24277-3 0 9999
2 45227 53.0639 149.9374 0003225 1.7929 358.3088 15.45145052352305Epoch: 2026-06-18T15:45Z
TLE epoch observation values (Epoch: 2026-06-18T15:45:34.272Z)
Latitude
-0.00001°
Longitude
6.64775°
Altitude
429.652 km
Speed
7.656 km/s
True Right ascension
09h 59m 44s
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
17:58:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
433.422 km
Perigee altitude
429.03 km
Semi-major axis
6,809.363 km
Eccentricity
0.00032
Inclination
53.0639°
RAAN
149.9374°
Arg. of periapsis
1.7929°
True anomaly
358.30771°
Mean anomaly
358.3088°
Eccentric anomaly
358.30825°
Mean motion
3.86263 °/min
Orbital period
93.2 mins
BSTAR
0.00024277
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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-1221 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-19 07:45:13.385Z | 321.397° NNW | 2026-06-19 07:48:13.385Z | 24.351° NE | 34.117° | 2026-06-19 07:51:13.385Z | 105.552° ESE |
| 4 mins | 2026-06-20 00:32:13.385Z | 178.991° S | 2026-06-20 00:34:13.385Z | 115.337° SE | 26.571° | 2026-06-20 00:36:13.385Z | 73.754° E |
| 4 mins | 2026-06-20 02:09:13.385Z | 286.73° WNW | 2026-06-20 02:10:13.385Z | 313.3° NW | 25.144° | 2026-06-20 02:13:13.385Z | 27.88° NE |
| 4 mins | 2026-06-20 07:03:13.385Z | 349.362° N | 2026-06-20 07:04:13.385Z | 17.178° NNE | 25.69° | 2026-06-20 07:07:13.385Z | 90.212° ESE |
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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