STARLINK-2734, 48657
Orbit data source: Space-Track
STARLINK-2734, 48657 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 26 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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48657 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: 3 days ago
TLE from 3 days ago
0 STARLINK-2734
1 48657U 21044V 26170.89885117 .00000716 00000-0 34826-4 0 9995
2 48657 53.1613 358.4583 0001237 93.1477 266.9666 15.31697624279486Epoch: 2026-06-19T21:34Z
TLE epoch observation values (Epoch: 2026-06-19T21:34:20.741Z)
Latitude
-0°
Longitude
126.75066°
Altitude
471.692 km
Speed
7.631 km/s
True Right ascension
23h 53m 49s
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
21:35:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.851 km
Perigee altitude
470.156 km
Semi-major axis
6,849.14 km
Eccentricity
0.00012
Inclination
53.1613°
RAAN
358.4583°
Arg. of periapsis
93.1477°
True anomaly
266.95245°
Mean anomaly
266.9666°
Eccentric anomaly
266.95952°
Mean motion
3.82903 °/min
Orbital period
94.02 mins
BSTAR
0.000034826
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Other satellites on launch #44 in the year 2021 (2021-05-26 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-2734 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 13:56:25.046Z | 199.41° SSW | 2026-06-22 13:59:25.046Z | 126.478° SE | 31.848° | 2026-06-22 14:02:25.046Z | 65.609° ENE |
| 4 mins | 2026-06-22 15:35:25.046Z | 286.603° WNW | 2026-06-22 15:37:25.046Z | 339.737° N | 25.082° | 2026-06-22 15:39:25.046Z | 22.999° NE |
| 5 mins | 2026-06-22 20:31:25.046Z | 332.551° NNW | 2026-06-22 20:33:25.046Z | 18.949° NNE | 29.963° | 2026-06-22 20:36:25.046Z | 95.668° ESE |
| 5 mins | 2026-06-22 22:09:25.046Z | 276.524° WNW | 2026-06-22 22:11:25.046Z | 230.061° WSW | 24.542° | 2026-06-22 22:14:25.046Z | 170.947° 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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