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: 6 hours ago
TLE from 6 hours ago
0 STARLINK-2523
1 48306U 21036AG 26002.22858785 .00004584 00000-0 32643-3 0 9990
2 48306 53.0555 29.9719 0001656 97.6675 262.4502 15.06399489258157Epoch: 2026-01-02T05:29Z
TLE epoch observation values (Epoch: 2026-01-02T05:29:09.990Z)
Latitude
-0.00002°
Longitude
-154.19155°
Altitude
548.243 km
Speed
7.589 km/s
True Right ascension
01h 59m 53s
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
11:22:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.631 km
Perigee altitude
546.337 km
Semi-major axis
6,925.621 km
Eccentricity
0.00017
Inclination
53.0555°
RAAN
29.9719°
Arg. of periapsis
97.6675°
True anomaly
262.43139°
Mean anomaly
262.4502°
Eccentric anomaly
262.44079°
Mean motion
3.76578 °/min
Orbital period
95.6 mins
BSTAR
0.00032643
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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 | 2026-01-02 12:24:03.276Z | 284.194° WNW | 2026-01-02 12:27:03.276Z | 225.325° WSW | 25.914° | 2026-01-02 12:30:03.276Z | 171.766° S |
| 6 mins | 2026-01-03 03:57:03.276Z | 205.411° SW | 2026-01-03 04:00:03.276Z | 119.847° SE | 37.633° | 2026-01-03 04:03:03.276Z | 61.865° ENE |
| 5 mins | 2026-01-03 05:37:03.276Z | 282.649° WNW | 2026-01-03 05:39:03.276Z | 321.084° NNW | 24.945° | 2026-01-03 05:42:03.276Z | 24.558° NE |
| 6 mins | 2026-01-03 10:39:03.276Z | 327.446° NNW | 2026-01-03 10:41:03.276Z | 22.603° NE | 38.358° | 2026-01-03 10:45:03.276Z | 112.555° 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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