STARLINK-5538, 56357

Orbit data source: Space-Track

STARLINK-5538, 56357 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/56357?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/56357?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

56357, 2023-058AS

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: 2 days ago

TLE from 2 days ago

0 STARLINK-5538
1 56357U 23058AS  26171.45287269  .00018101  00000-0  12581-2 0  9994
2 56357  97.3357 171.4801 0002541  89.1608 270.9911 15.05564145173666

Epoch: 2026-06-20T10:52Z

TLE epoch observation values (Epoch: 2026-06-20T10:52:08.200Z)

Latitude

0.00002°

Longitude

99.77865°

Altitude

552.817 km

Speed

7.585 km/s

True Right ascension

11h 25m 55s

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

21:30:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

548.516 km

Perigee altitude

544.997 km

Semi-major axis

6,924.894 km

Eccentricity

0.00025

Inclination

97.3357°

RAAN

171.4801°

Arg. of periapsis

89.1608°

True anomaly

270.96199°

Mean anomaly

270.9911°

Eccentric anomaly

270.97654°

Mean motion

3.76637 °/min

Orbital period

95.58 mins

BSTAR

0.0012581

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

FALCON 9 DEB, 56366 (Decayed)

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-5538 Visibility forecast

Loading observer location...
Set Observer location

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 12:52:39.782Z	11.898° NNE	2026-06-22 12:55:39.782Z	12.979° NNE	43.721°	2026-06-22 12:59:39.782Z	192.883° SSW
5 mins	2026-06-22 23:37:39.782Z	132.182° SE	2026-06-22 23:39:39.782Z	82.024° E	32.873°	2026-06-22 23:42:39.782Z	8.772° NNE

Items per page:

1–2 of 2 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign-in to view Co-orbital & Co-planar RSOs.

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...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out STARLINK-5538, 56357 on other resources

View STARLINK-5538, 56357 on NASA - NSSDCA Website

View STARLINK-5538, 56357 on Heavens-Above

View STARLINK-5538, 56357 on Keep Track

View STARLINK-5538, 56357 on Celestrak

View STARLINK-5538, 56357 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-5538, 56357

Orbit data source: Space-Track

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

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T10:52:08.200Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

STARLINK-5538 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-5538, 56357 on other resources

Documentation

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