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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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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-2537
1 48301U 21036AB 26036.94645133 -.00001905 00000-0 -10911-3 0 9992
2 48301 53.0567 234.1235 0001589 54.0243 306.0894 15.06381666263389Epoch: 2026-02-05T22:42Z
TLE epoch observation values (Epoch: 2026-02-05T22:42:53.394Z)
Latitude
0.00002°
Longitude
117.30966°
Altitude
547.499 km
Speed
7.59 km/s
True Right ascension
15h 36m 29s
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
14:38:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.639 km
Perigee altitude
546.438 km
Semi-major axis
6,925.675 km
Eccentricity
0.00016
Inclination
53.0567°
RAAN
234.1235°
Arg. of periapsis
54.0243°
True anomaly
306.07468°
Mean anomaly
306.0894°
Eccentric anomaly
306.08204°
Mean motion
3.76574 °/min
Orbital period
95.6 mins
BSTAR
-0.00010911
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-02-06 14:46:48.638Z | 185.487° SSW | 2026-02-06 14:49:48.638Z | 138.469° SSE | 22.836° | 2026-02-06 14:52:48.638Z | 80.525° E |
| 6 mins | 2026-02-06 16:26:48.638Z | 258.833° W | 2026-02-06 16:29:48.638Z | 341.727° N | 35.321° | 2026-02-06 16:32:48.638Z | 37.791° NE |
| 6 mins | 2026-02-06 21:28:48.638Z | 335.146° NNW | 2026-02-06 21:30:48.638Z | 13.937° NNE | 26.761° | 2026-02-06 21:34:48.638Z | 91.593° ESE |
| 5 mins | 2026-02-06 23:08:48.638Z | 285.13° WNW | 2026-02-06 23:10:48.638Z | 230.911° WSW | 34.478° | 2026-02-06 23:13:48.638Z | 159.873° S |
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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