STARLINK-2538, 48300
Orbit data source: Space-Track
STARLINK-2538, 48300 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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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 STARLINK-2538
1 48300U 21036AA 26127.27279875 .00001168 00000-0 49378-4 0 9993
2 48300 53.1578 175.7772 0000632 30.5785 329.5253 15.31707273277204Epoch: 2026-05-07T06:32Z
TLE epoch observation values (Epoch: 2026-05-07T06:32:49.811Z)
Latitude
-0.00001°
Longitude
-147.55167°
Altitude
471.245 km
Speed
7.632 km/s
True Right ascension
11h 43m 06s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:27:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.408 km
Perigee altitude
470.542 km
Semi-major axis
6,849.112 km
Eccentricity
0.00006
Inclination
53.1578°
RAAN
175.7772°
Arg. of periapsis
30.5785°
True anomaly
329.52163°
Mean anomaly
329.5253°
Eccentric anomaly
329.52346°
Mean motion
3.82906 °/min
Orbital period
94.02 mins
BSTAR
0.000049378
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Other satellites on launch #36 in the year 2021 (2021-04-29 UTC)
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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.STARLINK-2538 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-08 04:37:16.353Z | 165.5° S | 2026-05-08 04:39:16.353Z | 131.48° SE | 15.355° | 2026-05-08 04:41:16.353Z | 94.828° ESE |
| 5 mins | 2026-05-08 06:15:16.353Z | 254.706° W | 2026-05-08 06:17:16.353Z | 350.209° N | 39.134° | 2026-05-08 06:20:16.353Z | 42.554° NE |
| 4 mins | 2026-05-08 11:11:16.353Z | 341.468° N | 2026-05-08 11:13:16.353Z | 20.307° NNE | 19.383° | 2026-05-08 11:15:16.353Z | 62.592° ENE |
| 5 mins | 2026-05-08 12:49:16.353Z | 302.488° NW | 2026-05-08 12:51:16.353Z | 259.532° W | 42.217° | 2026-05-08 12:54:16.353Z | 141.034° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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