STARLINK-2400, 47817

Orbit data source: Space-Track

STARLINK-2400, 47817 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/47817?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/47817?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

47817, 2021-018AG

Orbit

LEO

Last TLE update

21 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 21 hours ago

0 STARLINK-2400
1 47817U 21018AG  25229.86100699  .00006142  00000-0  43100-3 0  9992
2 47817  53.0538  86.6419 0001349  96.6853 263.4290 15.06386240245867

Epoch: 2025-08-17T20:39Z

TLE epoch observation values (Epoch: 2025-08-17T20:39:51.003Z)

Latitude

-0.00001°

Longitude

170.20357°

Altitude

548.24 km

Speed

7.589 km/s

True Right ascension

05h 46m 34s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-5.60374°

Longitude

162.1277°

Altitude

549.257 km

Speed

7.588 km/s

Apparent Right ascension

02h 13m 11s

Apparent Declination

-44° 54' 09"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

08:08:50

Azimuth

232.163° WSW

Elevation

-26.272°

Doppler factor

Orbital elements

Apogee altitude

548.459 km

Perigee altitude

546.59 km

Semi-major axis

6,925.662 km

Eccentricity

0.00013

Inclination

53.0538°

RAAN

86.6419°

Arg. of periapsis

96.6853°

True anomaly

263.41364°

Mean anomaly

263.429°

Eccentric anomaly

263.42132°

Mean motion

3.76575 °/min

Orbital period

95.6 mins

BSTAR

0.000431

Loading maneuver chart data...

Loading SW <> Apogee altitude chart data...

Loading historical data...

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-2400 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 17:33:00.894Z	241.412° WSW	2025-08-18 17:37:00.894Z	345.619° N	41.375°	2025-08-18 17:40:00.894Z	42.955° NE
4 mins	2025-08-18 22:37:00.894Z	352.38° N	2025-08-18 22:38:00.894Z	13.597° NNE	22.657°	2025-08-18 22:41:00.894Z	73.583° E
6 mins	2025-08-19 00:16:00.894Z	298.055° NW	2025-08-19 00:18:00.894Z	247.108° WSW	41.355°	2025-08-19 00:22:00.894Z	142.929° SSE
5 mins	2025-08-19 15:49:00.894Z	171.569° S	2025-08-19 15:51:00.894Z	133.526° SE	22.003°	2025-08-19 15:54:00.894Z	79.615° E