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STARLINK-4450, 53491

Orbit data source: Space-Track

STARLINK-4450, 53491 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Fri, 12 Aug 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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 src="https://www.satcat.com/sats-embedded/53491?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/53491?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

53491, 2022-099AC

Orbit

SSO

Country

US

Related business

Manufacturer

SpaceX/Seattle

Mission

Partially operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

300 kg wet, ~275 kg dry

Launch date (UTC)

2022-08-12 (4 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

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: 7 hours ago

TLE from 7 hours ago

0 STARLINK-4450
1 53491U 22099AC  26145.66668981  .00544537  00000-0  97957-2 0  9999
2 53491  97.6053 268.0648 0001212  85.5583 302.4924 15.47802281  5858

Epoch: 2026-05-25T16:00Z

TLE epoch observation values (Epoch: 2026-05-25T16:00:01.999Z)

Latitude

27.81544°

Longitude

140.78827°

Altitude

426.292 km

Speed

7.658 km/s

True Right ascension

17h 36m 11s

True Declination

27° 40' 01"

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

08:01:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

420.918 km

Perigee altitude

419.27 km

Semi-major axis

6,798.231 km

Eccentricity

0.00012

Inclination

97.6053°

RAAN

268.0648°

Arg. of periapsis

85.5583°

True anomaly

302.48068°

Mean anomaly

302.4924°

Eccentric anomaly

302.48654°

Mean motion

3.87212 °/min

Orbital period

92.97 mins

BSTAR

0.0097957

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Computing Atmospheric mass density...

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Other satellites on launch #99 in the year 2022 (2022-08-12 UTC)

STARLINK-4394, 53467

STARLINK-4402, 53509

STARLINK-4433, 53478

STARLINK-4441, 53510 (Decayed)

STARLINK-4451, 53492

STARLINK-4340, 53494

STARLINK-4439, 53498

STARLINK-4444, 53507 (Decayed)

STARLINK-4383, 53473

STARLINK-4412, 53477

STARLINK-4399, 53469

STARLINK-4442, 53480

STARLINK-4421, 53488

STARLINK-4455, 53500

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

STARLINK-4450 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	2026-05-26 07:32:01.296Z	123.588° SE	2026-05-26 07:34:01.296Z	85.366° E	20.251°	2026-05-26 07:37:01.296Z	17.971° NNE

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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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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

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

Authenticating...

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Check out STARLINK-4450, 53491 on other resources

View STARLINK-4450, 53491 on NASA - NSSDCA Website

View STARLINK-4450, 53491 on Heavens-Above

View STARLINK-4450, 53491 on Keep Track

View STARLINK-4450, 53491 on Celestrak

View STARLINK-4450, 53491 on Gunter's Space Page

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

Documentation

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