STARLINK-31021, 58518

Orbit data source: Space-Track

STARLINK-31021, 58518 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 07 Dec 2023 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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https://www.satcat.com/sats-embedded/58518?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

58518, 2023-191L

Orbit

LEO

Last TLE update

21 hours ago

Origin

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK V2M, Unknown motor

Mass

730 kg wet, ~700 kg dry

Launch date (UTC)

2023-12-07 (2 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 14.5 m

Radar Cross Section

33.884 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 21 hours ago

0 STARLINK-31021
1 58518U 23191L   25221.00828788  .00003030  00000-0  23931-3 0  9993
2 58518  43.0027 181.1768 0001329 259.8895 100.1798 15.02529159 93454

Epoch: 2025-08-09T00:11Z

TLE epoch observation values (Epoch: 2025-08-09T00:11:56.072Z)

Latitude

0°

Longitude

-139.55699°

Altitude

559.042 km

Speed

7.584 km/s

True Right ascension

12h 04m 42s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

11.63498°

Longitude

-131.58759°

Altitude

558.442 km

Speed

7.585 km/s

Apparent Right ascension

15h 07m 45s

Apparent Declination

-43° 51' 33"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:14:53

Azimuth

141.665° SSE

Elevation

-8.819°

Doppler factor

Orbital elements

Apogee altitude

561.946 km

Perigee altitude

560.102 km

Semi-major axis

6,939.161 km

Eccentricity

0.00013

Inclination

43.0027°

RAAN

181.1768°

Arg. of periapsis

259.8895°

True anomaly

100.19479°

Mean anomaly

100.1798°

Eccentric anomaly

100.18729°

Mean motion

3.75476 °/min

Orbital period

95.88 mins

BSTAR

0.00023931

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Other satellites on launch #191 in the year 2023 (2023-12-07 UTC)

STARLINK-31026, 58508

STARLINK-31020, 58509

STARLINK-30989, 58510

STARLINK-30968, 58511

STARLINK-30982, 58512

STARLINK-30998, 58513

STARLINK-30983, 58514

STARLINK-31017, 58515

STARLINK-31028, 58516

STARLINK-31011, 58517

STARLINK-31010, 58519

STARLINK-31003, 58520

STARLINK-31015, 58521

STARLINK-31023, 58522

STARLINK-31021 Visibility forecast

Observer location: undefined°, undefined°

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	2025-08-10 00:19:56.859Z	207.448° SW	2025-08-10 00:22:56.859Z	143.262° SSE	29.64°	2025-08-10 00:25:56.859Z	87.258° E
6 mins	2025-08-10 02:00:56.859Z	262.911° W	2025-08-10 02:02:56.859Z	299.537° NW	43.136°	2025-08-10 02:06:56.859Z	70.718° E
6 mins	2025-08-10 03:41:56.859Z	293.504° NW	2025-08-10 03:43:56.859Z	345.375° N	39.225°	2025-08-10 03:47:56.859Z	81.479° E
7 mins	2025-08-10 05:21:56.859Z	285.721° WNW	2025-08-10 05:24:56.859Z	221.561° SW	44.24°	2025-08-10 05:28:56.859Z	116.009° SE
4 mins	2025-08-10 07:03:56.859Z	242.69° WSW	2025-08-10 07:04:56.859Z	224.21° SW	18.855°	2025-08-10 07:07:56.859Z	173.698° S

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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Authenticating...

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Check out STARLINK-31021, 58518 on other resources

View STARLINK-31021, 58518 on NASA - NSSDCA Website

View STARLINK-31021, 58518 on Heavens-Above

View STARLINK-31021, 58518 on Keep Track

View STARLINK-31021, 58518 on Celestrak

View STARLINK-31021, 58518 on Gunter's Space Page

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