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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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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-1221
1 45227U 20012BB 26019.61940338 .00017385 00000-0 44100-3 0 9993
2 45227 53.0674 141.7974 0003383 193.2735 166.8180 15.39796511329143Epoch: 2026-01-19T14:51Z
TLE epoch observation values (Epoch: 2026-01-19T14:51:56.452Z)
Latitude
-0.00002°
Longitude
159.79914°
Altitude
449.852 km
Speed
7.642 km/s
True Right ascension
09h 27m 11s
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
04:53:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
449.292 km
Perigee altitude
444.674 km
Semi-major axis
6,825.12 km
Eccentricity
0.00034
Inclination
53.0674°
RAAN
141.7974°
Arg. of periapsis
193.2735°
True anomaly
166.82684°
Mean anomaly
166.818°
Eccentric anomaly
166.82242°
Mean motion
3.84926 °/min
Orbital period
93.52 mins
BSTAR
0.000441
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-01-20 09:42:58.955Z | 172.871° S | 2026-01-20 09:44:58.955Z | 132.888° SE | 19.266° | 2026-01-20 09:46:58.955Z | 90.084° ESE |
| 5 mins | 2026-01-20 11:19:58.955Z | 260.589° W | 2026-01-20 11:21:58.955Z | 314.744° NW | 34.075° | 2026-01-20 11:24:58.955Z | 35.77° NE |
| 4 mins | 2026-01-20 16:14:58.955Z | 340.246° N | 2026-01-20 16:16:58.955Z | 22.71° NE | 21.289° | 2026-01-20 16:18:58.955Z | 69.168° E |
| 4 mins | 2026-01-20 17:52:58.955Z | 287.509° WNW | 2026-01-20 17:54:58.955Z | 198.84° SSW | 36.43° | 2026-01-20 17:56:58.955Z | 153.226° 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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