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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Edit Public Description
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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-2538
1 48300U 21036AA 25304.28747214 -.00000256 00000-0 17370-5 0 9993
2 48300 53.0551 312.5322 0001289 91.3065 268.8072 15.06407359248678Epoch: 2025-10-31T06:53Z
TLE epoch observation values (Epoch: 2025-10-31T06:53:57.592Z)
Latitude
-0.00002°
Longitude
169.20815°
Altitude
548.087 km
Speed
7.589 km/s
True Right ascension
20h 50m 07s
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
14:21:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.352 km
Perigee altitude
546.567 km
Semi-major axis
6,925.597 km
Eccentricity
0.00013
Inclination
53.0551°
RAAN
312.5322°
Arg. of periapsis
91.3065°
True anomaly
268.79243°
Mean anomaly
268.8072°
Eccentric anomaly
268.79982°
Mean motion
3.7658 °/min
Orbital period
95.6 mins
BSTAR
0.000001737
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-01 02:09:20.043Z | 169.178° S | 2025-11-01 02:12:20.043Z | 117.893° SE | 17.839° | 2025-11-01 02:14:20.043Z | 86.401° E |
| 6 mins | 2025-11-01 03:48:20.043Z | 248.386° W | 2025-11-01 03:51:20.043Z | 346.367° N | 39.957° | 2025-11-01 03:54:20.043Z | 41.783° NE |
| 5 mins | 2025-11-01 08:50:20.043Z | 337.622° N | 2025-11-01 08:52:20.043Z | 14.686° NNE | 23.565° | 2025-11-01 08:55:20.043Z | 75.88° E |
| 6 mins | 2025-11-01 10:30:20.043Z | 294.841° NW | 2025-11-01 10:32:20.043Z | 238.524° WSW | 40.191° | 2025-11-01 10:36:20.043Z | 145.482° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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