STARLINK-2471, 48129

Orbit data source: Space-Track

STARLINK-2471, 48129 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 07 Apr 2021 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/48129?theme=dark&initialShowStats=false

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Identifier

48129, 2021-027AP

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)

2021-04-07 (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 days ago

TLE from 2 days ago

0 STARLINK-2471
1 48129U 21027AP  26171.38719826  .00001875  00000-0  72147-4 0  9993
2 48129  53.1605  47.7910 0001791  96.5003 263.6203 15.31712894288242

Epoch: 2026-06-20T09:17Z

TLE epoch observation values (Epoch: 2026-06-20T09:17:33.929Z)

Latitude

0.00002°

Longitude

-0.20291°

Altitude

471.738 km

Speed

7.631 km/s

True Right ascension

03h 11m 09s

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

21:25:11

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

472.185 km

Perigee altitude

469.731 km

Semi-major axis

6,849.095 km

Eccentricity

0.00018

Inclination

53.1605°

RAAN

47.791°

Arg. of periapsis

96.5003°

True anomaly

263.5999°

Mean anomaly

263.6203°

Eccentric anomaly

263.6101°

Mean motion

3.82907 °/min

Orbital period

94.02 mins

BSTAR

0.000072147

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Other satellites on launch #27 in the year 2021 (2021-04-07 UTC)

FALCON 9 DEB, 48153 (Decayed)

STARLINK-2451, 48114 (Decayed)

STARLINK-2458, 48118 (Decayed)

STARLINK-2445, 48109 (Decayed)

STARLINK-2474, 48132

STARLINK-2048, 48092 (Decayed)

STARLINK-2438, 48103 (Decayed)

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STARLINK-2471 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 17:50:11.173Z	225.518° WSW	2026-06-22 17:54:11.173Z	70.834° E	42.755°	2026-06-22 17:57:11.173Z	51.941° ENE
4 mins	2026-06-22 22:48:11.173Z	345.701° N	2026-06-22 22:50:11.173Z	21.922° NNE	15.201°	2026-06-22 22:52:11.173Z	56.465° ENE
5 mins	2026-06-23 00:26:11.173Z	319.25° NNW	2026-06-23 00:28:11.173Z	10.326° NNE	41.878°	2026-06-23 00:31:11.173Z	119.09° 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-2471, 48129 on other resources

View STARLINK-2471, 48129 on NASA - NSSDCA Website

View STARLINK-2471, 48129 on Heavens-Above

View STARLINK-2471, 48129 on Keep Track

View STARLINK-2471, 48129 on Celestrak

View STARLINK-2471, 48129 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-2471, 48129

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: 2026-06-20T09:17:33.929Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #27 in the year 2021 (2021-04-07 UTC)

STARLINK-2471 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-2471, 48129 on other resources

Documentation

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