STARLINK-5559, 56335

Orbit data source: Space-Track

STARLINK-5559, 56335 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Thu, 27 Apr 2023 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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https://www.satcat.com/sats-embedded/56335?theme=dark&initialShowStats=false

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Identifier

56335, 2023-058U

Orbit

SSO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

300 kg wet, ~260 kg dry

Launch date (UTC)

2023-04-27 (3 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

11.087 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 STARLINK-5559
1 56335U 23058U   26170.92671356 -.00001744  00000-0 -11690-3 0  9993
2 56335  97.3366 170.9657 0002022 100.1796 259.9659 15.05667082173582

Epoch: 2026-06-19T22:14Z

TLE epoch observation values (Epoch: 2026-06-19T22:14:28.051Z)

Latitude

-0.00009°

Longitude

-70.79984°

Altitude

552.776 km

Speed

7.585 km/s

True Right ascension

11h 23m 51s

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

21:29:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

547.841 km

Perigee altitude

545.041 km

Semi-major axis

6,924.578 km

Eccentricity

0.0002

Inclination

97.3366°

RAAN

170.9657°

Arg. of periapsis

100.1796°

True anomaly

259.94309°

Mean anomaly

259.9659°

Eccentric anomaly

259.95449°

Mean motion

3.76663 °/min

Orbital period

95.58 mins

BSTAR

-0.0001169

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Other satellites on launch #58 in the year 2023 (2023-04-27 UTC)

FALCON 9 DEB, 56366 (Decayed)

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STARLINK-5559 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.
7 mins	2026-06-22 13:00:34.988Z	6.318° NNE	2026-06-22 13:03:34.988Z	306.83° NW	43.35°	2026-06-22 13:07:34.988Z	199.775° SSW
5 mins	2026-06-22 23:45:34.988Z	138.846° SSE	2026-06-22 23:47:34.988Z	73.135° E	37.841°	2026-06-22 23:50:34.988Z	2.15° 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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out STARLINK-5559, 56335 on other resources

View STARLINK-5559, 56335 on NASA - NSSDCA Website

View STARLINK-5559, 56335 on Heavens-Above

View STARLINK-5559, 56335 on Keep Track

View STARLINK-5559, 56335 on Celestrak

View STARLINK-5559, 56335 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-5559, 56335

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-06-19T22:14:28.051Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #58 in the year 2023 (2023-04-27 UTC)

STARLINK-5559 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-5559, 56335 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago