STARLINK-2603, 48375
Orbit data source: Space-Track
STARLINK-2603, 48375 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 04 May 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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48375 intel report (Beta)
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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: 2 days ago
TLE from 2 days ago
0 STARLINK-2603
1 48375U 21038Y 26171.42745943 -.00000367 00000-0 -62654-7 0 9994
2 48375 53.1592 229.8488 0001164 88.9100 271.2034 15.31696309282962Epoch: 2026-06-20T10:15Z
TLE epoch observation values (Epoch: 2026-06-20T10:15:32.494Z)
Latitude
-0.0001°
Longitude
167.3211°
Altitude
471.635 km
Speed
7.631 km/s
True Right ascension
15h 19m 23s
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
21:24:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.805 km
Perigee altitude
470.21 km
Semi-major axis
6,849.145 km
Eccentricity
0.00012
Inclination
53.1592°
RAAN
229.8488°
Arg. of periapsis
88.91°
True anomaly
271.19006°
Mean anomaly
271.2034°
Eccentric anomaly
271.19673°
Mean motion
3.82903 °/min
Orbital period
94.02 mins
BSTAR
-6.2654e-8
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Other satellites on launch #38 in the year 2021 (2021-05-04 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-2603 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 | 2026-06-22 11:14:58.455Z | 347.689° N | 2026-06-22 11:16:58.455Z | 25.794° NE | 16.067° | 2026-06-22 11:18:58.455Z | 60.478° ENE |
| 5 mins | 2026-06-22 12:52:58.455Z | 315.74° NNW | 2026-06-22 12:54:58.455Z | 24.289° NE | 44.174° | 2026-06-22 12:57:58.455Z | 124.858° SE |
| 6 mins | 2026-06-23 05:46:58.455Z | 222.56° SW | 2026-06-23 05:48:58.455Z | 202.193° SSW | 41.752° | 2026-06-23 05:52:58.455Z | 52.635° ENE |
| 4 mins | 2026-06-23 07:25:58.455Z | 302.256° NW | 2026-06-23 07:27:58.455Z | 344.572° N | 18.325° | 2026-06-23 07:29:58.455Z | 20.641° NNE |
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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