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: 16 hours ago
TLE from 16 hours ago
0 STARLINK-2523
1 48306U 21036AG 25292.58828143 .00003546 00000-0 25665-3 0 9997
2 48306 53.0552 5.0466 0001403 99.2436 260.8712 15.06424320246909Epoch: 2025-10-19T14:07Z
TLE epoch observation values (Epoch: 2025-10-19T14:07:07.515Z)
Latitude
-0°
Longitude
124.9625°
Altitude
548.171 km
Speed
7.589 km/s
True Right ascension
00h 20m 11s
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
01:02:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.379 km
Perigee altitude
546.436 km
Semi-major axis
6,925.545 km
Eccentricity
0.00014
Inclination
53.0552°
RAAN
5.0466°
Arg. of periapsis
99.2436°
True anomaly
260.85533°
Mean anomaly
260.8712°
Eccentric anomaly
260.86326°
Mean motion
3.76584 °/min
Orbital period
95.6 mins
BSTAR
0.00025665
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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 | 2025-10-20 07:49:55.262Z | 234.406° WSW | 2025-10-20 07:51:55.262Z | 252.09° W | 42.847° | 2025-10-20 07:55:55.262Z | 48.252° ENE |
| 4 mins | 2025-10-20 09:30:55.262Z | 310.757° NW | 2025-10-20 09:31:55.262Z | 329.195° NNW | 18.602° | 2025-10-20 09:34:55.262Z | 22.17° NNE |
| 5 mins | 2025-10-20 12:51:55.262Z | 343.251° N | 2025-10-20 12:53:55.262Z | 20.769° NNE | 20.518° | 2025-10-20 12:56:55.262Z | 71.867° E |
| 7 mins | 2025-10-20 14:30:55.262Z | 307.897° NW | 2025-10-20 14:33:55.262Z | 226.272° WSW | 44.811° | 2025-10-20 14:37:55.262Z | 133.712° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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