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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Iframe URL

https://www.satcat.com/sats-embedded/45227?theme=dark&initialShowStats=false

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Identifier

45227, 2020-012BB

Orbit

LEO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Partially operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

260 kg wet, ~248 kg dry

Launch date (UTC)

2020-02-17 (6 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 10.1 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 STARLINK-1221
1 45227U 20012BB  26123.97071059  .00015810  00000-0  35215-3 0  9991
2 45227  53.0656   7.2611 0003259 146.1774 213.9440 15.43801787345248

Epoch: 2026-05-03T23:17Z

TLE epoch observation values (Epoch: 2026-05-03T23:17:49.394Z)

Latitude

-0.00003°

Longitude

155.93865°

Altitude

437.638 km

Speed

7.649 km/s

True Right ascension

00h 29m 02s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

06:43:26

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

437.395 km

Perigee altitude

432.954 km

Semi-major axis

6,813.311 km

Eccentricity

0.00033

Inclination

53.0656°

RAAN

7.2611°

Arg. of periapsis

146.1774°

True anomaly

213.92315°

Mean anomaly

213.944°

Eccentric anomaly

213.93358°

Mean motion

3.85928 °/min

Orbital period

93.28 mins

BSTAR

0.00035215

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Other satellites on launch #12 in the year 2020 (2020-02-17 UTC)

STARLINK-1210, 45207 (Decayed)

STARLINK-1191, 45222

STARLINK-1246, 45235

STARLINK-1154, 45198

STARLINK-1247, 45236 (Decayed)

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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	2026-05-05 02:14:34.195Z	285.78° WNW	2026-05-05 02:16:34.195Z	230.494° WSW	31.152°	2026-05-05 02:19:34.195Z	159.002° S
5 mins	2026-05-05 19:00:34.195Z	253.728° W	2026-05-05 19:02:34.195Z	304.509° NW	36.314°	2026-05-05 19:05:34.195Z	37.79° NE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out STARLINK-1221, 45227 on other resources

View STARLINK-1221, 45227 on NASA - NSSDCA Website

View STARLINK-1221, 45227 on Heavens-Above

View STARLINK-1221, 45227 on Keep Track

View STARLINK-1221, 45227 on Celestrak

View STARLINK-1221, 45227 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

STARLINK-1221, 45227

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-05-03T23:17:49.394Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #12 in the year 2020 (2020-02-17 UTC)

STARLINK-1221 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-1221, 45227 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago