STARLINK-1591, 46045

Orbit data source: Space-Track

STARLINK-1591, 46045 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 07 Aug 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/46045?theme=dark&initialShowStats=false

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Identifier

46045, 2020-055U

Orbit

LEO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

260 kg wet, ~248 kg dry

Launch date (UTC)

2020-08-07 (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: 8 hours ago

TLE from 8 hours ago

0 STARLINK-1591
1 46045U 20055U   26105.95500220 -.00001945  00000-0 -53567-4 0  9999
2 46045  53.1600 313.6116 0001006 104.7384 255.3728 15.30192282314576

Epoch: 2026-04-15T22:55Z

TLE epoch observation values (Epoch: 2026-04-15T22:55:12.190Z)

Latitude

-0.00002°

Longitude

125.70131°

Altitude

476.312 km

Speed

7.629 km/s

True Right ascension

20h 54m 26s

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

13:34:37

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

476.184 km

Perigee altitude

474.805 km

Semi-major axis

6,853.632 km

Eccentricity

0.0001

Inclination

53.16°

RAAN

313.6116°

Arg. of periapsis

104.7384°

True anomaly

255.36165°

Mean anomaly

255.3728°

Eccentric anomaly

255.36722°

Mean motion

3.82527 °/min

Orbital period

94.11 mins

BSTAR

-0.000053567

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Other satellites on launch #55 in the year 2020 (2020-08-07 UTC)

STARLINK-1530, 46049 (Decayed)

FALCON 9 DEB, 46085 (Decayed)

STARLINK-1556, 46033

STARLINK-1560, 46036

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STARLINK-1591 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	2026-04-16 16:20:20.575Z	217.651° SW	2026-04-16 16:23:20.575Z	115.033° SE	42.227°	2026-04-16 16:26:20.575Z	55.797° ENE
5 mins	2026-04-16 22:56:20.575Z	327.381° NNW	2026-04-16 22:58:20.575Z	48.448° ENE	39.465°	2026-04-16 23:01:20.575Z	114.497° SE

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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-1591, 46045 on other resources

View STARLINK-1591, 46045 on NASA - NSSDCA Website

View STARLINK-1591, 46045 on Heavens-Above

View STARLINK-1591, 46045 on Keep Track

View STARLINK-1591, 46045 on Celestrak

View STARLINK-1591, 46045 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-1591, 46045

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2026-04-15T22:55:12.190Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #55 in the year 2020 (2020-08-07 UTC)

STARLINK-1591 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-1591, 46045 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago