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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-2538
1 48300U 21036AA 26092.09604393 -.00001254 00000-0 -30235-4 0 9991
2 48300 53.1612 339.4688 0001134 86.6225 273.4906 15.30196354271811Epoch: 2026-04-02T02:18Z
TLE epoch observation values (Epoch: 2026-04-02T02:18:18.195Z)
Latitude
0.00002°
Longitude
114.44356°
Altitude
476.079 km
Speed
7.629 km/s
True Right ascension
22h 37m 52s
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
00:36:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.259 km
Perigee altitude
474.705 km
Semi-major axis
6,853.619 km
Eccentricity
0.00011
Inclination
53.1612°
RAAN
339.4688°
Arg. of periapsis
86.6225°
True anomaly
273.47763°
Mean anomaly
273.4906°
Eccentric anomaly
273.48411°
Mean motion
3.82528 °/min
Orbital period
94.11 mins
BSTAR
-0.000030235
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-04-02 19:45:15.452Z | 254.292° W | 2026-04-02 19:48:15.452Z | 334.958° NNW | 35.448° | 2026-04-02 19:51:15.452Z | 38.222° NE |
| 4 mins | 2026-04-03 00:43:15.452Z | 347.483° N | 2026-04-03 00:45:15.452Z | 34.758° NE | 21.953° | 2026-04-03 00:47:15.452Z | 74.858° E |
| 5 mins | 2026-04-03 02:21:15.452Z | 290.186° WNW | 2026-04-03 02:23:15.452Z | 211.326° SW | 38.132° | 2026-04-03 02:26:15.452Z | 148.929° SSE |
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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