STARLINK-2315, 47789

Orbit data source: Space-Track

STARLINK-2315, 47789 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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Iframe URL

https://www.satcat.com/sats-embedded/47789?theme=dark&initialShowStats=false

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Identifier

47789, 2021-018C

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)

2021-03-11 (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: 7 hours ago

TLE from 7 hours ago

0 STARLINK-2315
1 47789U 21018C   26120.16667823  .01138073  00000-0  42740-1 0  9998
2 47789  53.1257 359.7864 0001042  95.6670 239.1905 15.24020871  5826

Epoch: 2026-04-30T04:00Z

TLE epoch observation values (Epoch: 2026-04-30T04:00:00.999Z)

Latitude

-20.05876°

Longitude

65.85894°

Altitude

499.665 km

Speed

7.615 km/s

True Right ascension

22h 55m 55s

True Declination

-19° 56' 39"

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

19:00:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

494.705 km

Perigee altitude

493.272 km

Semi-major axis

6,872.125 km

Eccentricity

0.0001

Inclination

53.1257°

RAAN

359.7864°

Arg. of periapsis

95.667°

True anomaly

239.18025°

Mean anomaly

239.1905°

Eccentric anomaly

239.18537°

Mean motion

3.80984 °/min

Orbital period

94.49 mins

BSTAR

0.04274

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

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STARLINK-2315 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.
6 mins	2026-04-30 18:26:22.396Z	214.02° SW	2026-04-30 18:29:22.396Z	139.543° SSE	40.71°	2026-04-30 18:32:22.396Z	59.049° ENE
4 mins	2026-04-30 20:06:22.396Z	299.603° NW	2026-04-30 20:08:22.396Z	346.6° N	21.085°	2026-04-30 20:10:22.396Z	22.983° NE
5 mins	2026-05-01 01:03:22.396Z	325.387° NNW	2026-05-01 01:05:22.396Z	16.989° NNE	37.839°	2026-05-01 01:08:22.396Z	109.465° ESE

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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-2315, 47789 on other resources

View STARLINK-2315, 47789 on NASA - NSSDCA Website

View STARLINK-2315, 47789 on Heavens-Above

View STARLINK-2315, 47789 on Keep Track

View STARLINK-2315, 47789 on Celestrak

View STARLINK-2315, 47789 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-2315, 47789

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-04-30T04:00:00.999Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

STARLINK-2315 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-2315, 47789 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago