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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-1221
1 45227U 20012BB 26073.77253664 .00023765 00000-0 55445-3 0 9992
2 45227 53.0644 245.5261 0003360 55.6022 304.5300 15.42123578337490Epoch: 2026-03-14T18:32Z
TLE epoch observation values (Epoch: 2026-03-14T18:32:27.165Z)
Latitude
-0.00003°
Longitude
155.02397°
Altitude
439.439 km
Speed
7.65 km/s
True Right ascension
16h 22m 06s
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
10:31:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
442.407 km
Perigee altitude
437.825 km
Semi-major axis
6,818.253 km
Eccentricity
0.00034
Inclination
53.0644°
RAAN
245.5261°
Arg. of periapsis
55.6022°
True anomaly
304.49827°
Mean anomaly
304.53°
Eccentric anomaly
304.51414°
Mean motion
3.85508 °/min
Orbital period
93.38 mins
BSTAR
0.00055445
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-03-15 13:22:22.602Z | 185.294° SSW | 2026-03-15 13:24:22.602Z | 136.171° SSE | 26.32° | 2026-03-15 13:27:22.602Z | 71.167° E |
| 4 mins | 2026-03-15 15:00:22.602Z | 290.584° WNW | 2026-03-15 15:01:22.602Z | 321.501° NNW | 27.059° | 2026-03-15 15:04:22.602Z | 31.027° NE |
| 4 mins | 2026-03-15 19:54:22.602Z | 343.797° N | 2026-03-15 19:56:22.602Z | 40.356° NE | 25.478° | 2026-03-15 19:58:22.602Z | 85.153° E |
| 4 mins | 2026-03-15 21:31:22.602Z | 279.273° WNW | 2026-03-15 21:33:22.602Z | 220.748° SW | 28.5° | 2026-03-15 21:35:22.602Z | 170.462° 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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