STARLINK-2515, 48323
Orbit data source: Space-Track
STARLINK-2515, 48323 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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48323 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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-2515
1 48323U 21036AZ 26035.73284196 .00000223 00000-0 33850-4 0 9998
2 48323 53.0519 249.5647 0001843 94.2207 265.8992 15.06402914263062Epoch: 2026-02-04T17:35Z
TLE epoch observation values (Epoch: 2026-02-04T17:35:17.545Z)
Latitude
-0.00006°
Longitude
-149.15364°
Altitude
548.173 km
Speed
7.589 km/s
True Right ascension
16h 38m 15s
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
15:19:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.75 km
Perigee altitude
546.197 km
Semi-major axis
6,925.611 km
Eccentricity
0.00018
Inclination
53.0519°
RAAN
249.5647°
Arg. of periapsis
94.2207°
True anomaly
265.87814°
Mean anomaly
265.8992°
Eccentric anomaly
265.88867°
Mean motion
3.76579 °/min
Orbital period
95.6 mins
BSTAR
0.00003385
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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-2515 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-05 16:01:49.490Z | 194.452° SSW | 2026-02-05 16:04:49.490Z | 143.548° SSE | 28.452° | 2026-02-05 16:08:49.490Z | 67.486° ENE |
| 5 mins | 2026-02-05 17:42:49.490Z | 278.566° WNW | 2026-02-05 17:44:49.490Z | 334.958° NNW | 31.041° | 2026-02-05 17:47:49.490Z | 33.55° NE |
| 6 mins | 2026-02-05 22:43:49.490Z | 330.371° NNW | 2026-02-05 22:46:49.490Z | 44.147° NE | 31.184° | 2026-02-05 22:49:49.490Z | 98.06° ESE |
| 5 mins | 2026-02-06 00:23:49.490Z | 278.045° WNW | 2026-02-06 00:25:49.490Z | 232.172° WSW | 28.171° | 2026-02-06 00:28:49.490Z | 170.353° 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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