STARLINK-1646, 46351

Orbit data source: Space-Track

STARLINK-1646, 46351 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 03 Sep 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/46351?theme=dark&initialShowStats=false

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Identifier

46351, 2020-062AC

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)

2020-09-03 (5 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: 2 hours ago

TLE from 2 hours ago

0 STARLINK-1646
1 46351U 20062AC  25361.25002315  .00050578  00000-0  14997-2 0  9991
2 46351  53.0550 320.0762 0002002 109.5353  86.4948 15.34362074  5693

Epoch: 2025-12-27T06:00Z

TLE epoch observation values (Epoch: 2025-12-27T06:00:02.000Z)

Latitude

-12.92011°

Longitude

-36.03236°

Altitude

466.187 km

Speed

7.634 km/s

True Right ascension

09h 59m 49s

True Declination

-12° 50' 32"

Sunlit

Object was in full shadow 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

07:09:53

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

464.459 km

Perigee altitude

461.72 km

Semi-major axis

6,841.227 km

Eccentricity

0.0002

Inclination

53.055°

RAAN

320.0762°

Arg. of periapsis

109.5353°

True anomaly

86.5177°

Mean anomaly

86.4948°

Eccentric anomaly

86.50625°

Mean motion

3.83568 °/min

Orbital period

93.86 mins

BSTAR

0.0014997

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Other satellites on launch #62 in the year 2020 (2020-09-03 UTC)

STARLINK-1745, 46377 (Decayed)

STARLINK-1713, 46360 (Decayed)

STARLINK-1768, 46381 (Decayed)

FALCON 9 DEB, 46385 (Decayed)

STARLINK-1673, 46327 (Decayed)

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STARLINK-1646 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	2025-12-28 00:06:09.172Z	221.504° SW	2025-12-28 00:08:09.172Z	132.29° SE	44.301°	2025-12-28 00:11:09.172Z	53.327° ENE
5 mins	2025-12-28 06:40:09.172Z	322.172° NNW	2025-12-28 06:42:09.172Z	50.69° ENE	41.849°	2025-12-28 06:45:09.172Z	119.113° 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-1646, 46351 on other resources

View STARLINK-1646, 46351 on NASA - NSSDCA Website

View STARLINK-1646, 46351 on Heavens-Above

View STARLINK-1646, 46351 on Keep Track

View STARLINK-1646, 46351 on Celestrak

View STARLINK-1646, 46351 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-1646, 46351

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 hours ago

TLE from 2 hours ago

TLE epoch observation values (Epoch: 2025-12-27T06:00:02.000Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #62 in the year 2020 (2020-09-03 UTC)

STARLINK-1646 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-1646, 46351 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 hours ago