STARLINK-2401, 47818

Orbit data source: Space-Track

STARLINK-2401, 47818 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 11 Mar 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/47818?theme=dark&initialShowStats=false

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Identifier

47818, 2021-018AH

Orbit

LEO

Last TLE update

17 hours ago

Origin

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

260 kg wet, ~248 kg dry

Launch date (UTC)

2021-03-11 (4 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, 4.4 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 17 hours ago

0 STARLINK-2401
1 47818U 21018AH  25229.99881537  .00001247  00000-0  10259-3 0  9994
2 47818  53.0545  91.4883 0001478  92.6332 267.4826 15.06399837245489

Epoch: 2025-08-17T23:58Z

TLE epoch observation values (Epoch: 2025-08-17T23:58:17.647Z)

Latitude

-0.00006°

Longitude

125.30308°

Altitude

548.136 km

Speed

7.589 km/s

True Right ascension

06h 05m 57s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-50.01268°

Longitude

58.9891°

Altitude

565.461 km

Speed

7.578 km/s

Apparent Right ascension

22h 39m 58s

Apparent Declination

-53° 41' 10"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

07:58:37

Azimuth

229.416° WSW

Elevation

-59.685°

Doppler factor

Orbital elements

Apogee altitude

548.506 km

Perigee altitude

546.459 km

Semi-major axis

6,925.62 km

Eccentricity

0.00015

Inclination

53.0545°

RAAN

91.4883°

Arg. of periapsis

92.6332°

True anomaly

267.46568°

Mean anomaly

267.4826°

Eccentric anomaly

267.47414°

Mean motion

3.76578 °/min

Orbital period

95.6 mins

BSTAR

0.00010259

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Other satellites on launch #18 in the year 2021 (2021-03-11 UTC)

STARLINK-2257, 47787

STARLINK-2392, 47811 (Decayed)

STARLINK-2393, 47812

STARLINK-2394, 47813 (Decayed)

STARLINK-2403, 47820 (Decayed)

STARLINK-2401 Visibility forecast

Observer location: undefined°, undefined°
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	2025-08-18 17:39:49.279Z	231.859° WSW	2025-08-18 17:43:49.279Z	25.89° NE	44.004°	2025-08-18 17:46:49.279Z	48.538° ENE
4 mins	2025-08-18 19:21:49.279Z	306.772° NW	2025-08-18 19:23:49.279Z	345.088° N	19.044°	2025-08-18 19:25:49.279Z	19.461° NNE
4 mins	2025-08-18 22:43:49.279Z	355.498° N	2025-08-18 22:44:49.279Z	15.586° NNE	20.146°	2025-08-18 22:47:49.279Z	68.918° E
6 mins	2025-08-19 00:22:49.279Z	308.042° NW	2025-08-19 00:24:49.279Z	289.918° WNW	44.335°	2025-08-19 00:28:49.279Z	132.89° SE
4 mins	2025-08-19 15:56:49.279Z	149.968° SSE	2025-08-19 15:57:49.279Z	132.055° SE	16.942°	2025-08-19 16:00:49.279Z	84.503° E