STARLINK-2537, 48301
Orbit data source: Space-Track
STARLINK-2537, 48301 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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48301 intel report (Beta)
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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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 STARLINK-2537
1 48301U 21036AB 25259.96406325 -.00001000 00000-0 -48279-4 0 9993
2 48301 53.0533 151.5054 0001371 84.9409 275.1736 15.06385717241982Epoch: 2025-09-16T23:08Z
TLE epoch observation values (Epoch: 2025-09-16T23:08:15.064Z)
Latitude
-0.00007°
Longitude
168.29576°
Altitude
548.049 km
Speed
7.589 km/s
True Right ascension
10h 06m 01s
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
13:59:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.476 km
Perigee altitude
546.577 km
Semi-major axis
6,925.663 km
Eccentricity
0.00014
Inclination
53.0533°
RAAN
151.5054°
Arg. of periapsis
84.9409°
True anomaly
275.15795°
Mean anomaly
275.1736°
Eccentric anomaly
275.16578°
Mean motion
3.76575 °/min
Orbital period
95.6 mins
BSTAR
-0.000048279
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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-2537 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 | 2025-09-17 21:43:46.739Z | 311.305° NW | 2025-09-17 21:45:46.739Z | 344.676° N | 16.264° | 2025-09-17 21:47:46.739Z | 17.604° NNE |
| 6 mins | 2025-09-18 01:04:46.739Z | 336.662° NNW | 2025-09-18 01:06:46.739Z | 13.759° NNE | 24.309° | 2025-09-18 01:10:46.739Z | 86.646° E |
| 6 mins | 2025-09-18 02:44:46.739Z | 292.442° WNW | 2025-09-18 02:46:46.739Z | 237.535° WSW | 38.699° | 2025-09-18 02:50:46.739Z | 148.027° SSE |
| 5 mins | 2025-09-18 18:17:46.739Z | 175.557° S | 2025-09-18 18:19:46.739Z | 133.105° SE | 25.06° | 2025-09-18 18:22:46.739Z | 76.224° E |
| 6 mins | 2025-09-18 19:56:46.739Z | 264.176° W | 2025-09-18 19:58:46.739Z | 306.928° NW | 33.121° | 2025-09-18 20:02:46.739Z | 37.758° NE |
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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