STARLINK-2550, 48293

Orbit data source: Space-Track

STARLINK-2550, 48293 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 29 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/48293?theme=dark&initialShowStats=false

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Identifier

48293, 2021-036T

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)

2021-04-29 (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: 18 hours ago

TLE from 18 hours ago

0 STARLINK-2550
1 48293U 21036T   26092.37045959  .00007016  00000-0  24884-3 0  9992
2 48293  53.1601 325.4130 0001668  85.1118 275.0073 15.30193415272037

Epoch: 2026-04-02T08:53Z

TLE epoch observation values (Epoch: 2026-04-02T08:53:27.708Z)

Latitude

-0.00004°

Longitude

1.32761°

Altitude

476.035 km

Speed

7.629 km/s

True Right ascension

21h 41m 39s

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

08:53:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

476.634 km

Perigee altitude

474.348 km

Semi-major axis

6,853.628 km

Eccentricity

0.00017

Inclination

53.1601°

RAAN

325.413°

Arg. of periapsis

85.1118°

True anomaly

274.98826°

Mean anomaly

275.0073°

Eccentric anomaly

274.99778°

Mean motion

3.82527 °/min

Orbital period

94.11 mins

BSTAR

0.00024884

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Other satellites on launch #36 in the year 2021 (2021-04-29 UTC)

STARLINK-2548, 48285 (Decayed)

STARLINK-2520, 48281 (Decayed)

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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STARLINK-2550 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	2026-04-03 17:59:38.498Z	228.61° WSW	2026-04-03 18:02:38.498Z	53.776° ENE	44.422°	2026-04-03 18:05:38.498Z	50.227° ENE
4 mins	2026-04-03 22:56:38.498Z	338.707° N	2026-04-03 22:58:38.498Z	11.768° NNE	15.794°	2026-04-03 23:00:38.498Z	50.29° ENE
5 mins	2026-04-04 00:35:38.498Z	318.088° NNW	2026-04-04 00:37:38.498Z	66.017° ENE	43.57°	2026-04-04 00:40:38.498Z	123.889° 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-2550, 48293 on other resources

View STARLINK-2550, 48293 on NASA - NSSDCA Website

View STARLINK-2550, 48293 on Heavens-Above

View STARLINK-2550, 48293 on Keep Track

View STARLINK-2550, 48293 on Celestrak

View STARLINK-2550, 48293 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-2550, 48293

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 18 hours ago

TLE from 18 hours ago

TLE epoch observation values (Epoch: 2026-04-02T08:53:27.708Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #36 in the year 2021 (2021-04-29 UTC)

STARLINK-2550 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-2550, 48293 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 18 hours ago