STARLINK-2523, 48306
Orbit data source: Space-Track
STARLINK-2523, 48306 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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48306 intel report (Beta)
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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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-2523
1 48306U 21036AG 25336.97438595 .00000786 00000-0 71679-4 0 9997
2 48306 53.0537 165.7885 0001644 94.0076 266.1101 15.06393708253590Epoch: 2025-12-02T23:23Z
TLE epoch observation values (Epoch: 2025-12-02T23:23:06.946Z)
Latitude
0.00001°
Longitude
102.95772°
Altitude
548.187 km
Speed
7.589 km/s
True Right ascension
11h 03m 09s
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
05:54:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.64 km
Perigee altitude
546.363 km
Semi-major axis
6,925.639 km
Eccentricity
0.00016
Inclination
53.0537°
RAAN
165.7885°
Arg. of periapsis
94.0076°
True anomaly
266.0913°
Mean anomaly
266.1101°
Eccentric anomaly
266.1007°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.000071679
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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-2523 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 | 2025-12-03 15:30:00.939Z | 225.814° WSW | 2025-12-03 15:32:00.939Z | 214.635° SW | 42.868° | 2025-12-03 15:36:00.939Z | 51.576° ENE |
| 4 mins | 2025-12-03 17:11:00.939Z | 308.564° NW | 2025-12-03 17:12:00.939Z | 328.26° NNW | 20.14° | 2025-12-03 17:15:00.939Z | 23.019° NE |
| 5 mins | 2025-12-03 20:32:00.939Z | 344.148° N | 2025-12-03 20:34:00.939Z | 20.464° NNE | 19.044° | 2025-12-03 20:37:00.939Z | 68.828° E |
| 7 mins | 2025-12-03 22:11:00.939Z | 312.052° NW | 2025-12-03 22:14:00.939Z | 26.076° NE | 44.743° | 2025-12-03 22:18:00.939Z | 127.846° SE |
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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