STARLINK-2757, 48604
Orbit data source: Space-Track
STARLINK-2757, 48604 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 15 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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48604 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-2757
1 48604U 21041BD 26171.32236955 .00001077 00000-0 46463-4 0 9994
2 48604 53.1616 31.4577 0001189 106.5668 253.5464 15.31705688281941Epoch: 2026-06-20T07:44Z
TLE epoch observation values (Epoch: 2026-06-20T07:44:12.729Z)
Latitude
-0.00001°
Longitude
6.866°
Altitude
471.854 km
Speed
7.631 km/s
True Right ascension
02h 05m 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
21:35:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.794 km
Perigee altitude
470.165 km
Semi-major axis
6,849.116 km
Eccentricity
0.00012
Inclination
53.1616°
RAAN
31.4577°
Arg. of periapsis
106.5668°
True anomaly
253.53333°
Mean anomaly
253.5464°
Eccentric anomaly
253.53987°
Mean motion
3.82905 °/min
Orbital period
94.02 mins
BSTAR
0.000046463
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Other satellites on launch #41 in the year 2021 (2021-05-15 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-2757 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 16:16:39.981Z | 200.393° SSW | 2026-06-22 16:19:39.981Z | 120.75° SE | 32.759° | 2026-06-22 16:22:39.981Z | 63.945° ENE |
| 4 mins | 2026-06-22 17:55:39.981Z | 289.66° WNW | 2026-06-22 17:57:39.981Z | 342.755° N | 24.227° | 2026-06-22 17:59:39.981Z | 23.712° NE |
| 5 mins | 2026-06-22 22:51:39.981Z | 332.915° NNW | 2026-06-22 22:53:39.981Z | 22.955° NE | 31.088° | 2026-06-22 22:56:39.981Z | 98.103° ESE |
| 4 mins | 2026-06-23 00:29:39.981Z | 273.696° WNW | 2026-06-23 00:31:39.981Z | 226.672° WSW | 23.495° | 2026-06-23 00:33:39.981Z | 182.26° 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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