STARLINK-2640, 48438
Orbit data source: Space-Track
STARLINK-2640, 48438 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 09 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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48438 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-2640
1 48438U 21040L 26171.40888808 .00000633 00000-0 32170-4 0 9994
2 48438 53.1608 60.3379 0001330 101.0474 259.0677 15.31700801282413Epoch: 2026-06-20T09:48Z
TLE epoch observation values (Epoch: 2026-06-20T09:48:47.930Z)
Latitude
-0.00001°
Longitude
4.51426°
Altitude
471.811 km
Speed
7.631 km/s
True Right ascension
04h 01m 21s
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
21:25:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.905 km
Perigee altitude
470.083 km
Semi-major axis
6,849.131 km
Eccentricity
0.00013
Inclination
53.1608°
RAAN
60.3379°
Arg. of periapsis
101.0474°
True anomaly
259.05274°
Mean anomaly
259.0677°
Eccentric anomaly
259.06022°
Mean motion
3.82904 °/min
Orbital period
94.02 mins
BSTAR
0.00003217
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Other satellites on launch #40 in the year 2021 (2021-05-09 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-2640 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 | 2026-06-22 18:21:06.175Z | 210.78° SW | 2026-06-22 18:24:06.175Z | 150.932° SSE | 37.592° | 2026-06-22 18:27:06.175Z | 62.447° ENE |
| 4 mins | 2026-06-22 20:01:06.175Z | 302.356° NW | 2026-06-22 20:02:06.175Z | 326.822° NNW | 22.04° | 2026-06-22 20:05:06.175Z | 26.741° NE |
| 5 mins | 2026-06-23 00:57:06.175Z | 334.281° NNW | 2026-06-23 00:59:06.175Z | 45.194° ENE | 34.858° | 2026-06-23 01:02:06.175Z | 107.28° ESE |
| 4 mins | 2026-06-23 02:35:06.175Z | 261.646° W | 2026-06-23 02:36:06.175Z | 240.27° WSW | 19.398° | 2026-06-23 02:39:06.175Z | 182.277° SSW |
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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