STARLINK-2534, 48311
Orbit data source: Space-Track
STARLINK-2534, 48311 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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48311 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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 STARLINK-2534
1 48311U 21036AM 25260.92240973 .00005990 00000-0 42076-3 0 9995
2 48311 53.0531 147.2014 0001343 99.8506 260.2635 15.06393282242138Epoch: 2025-09-17T22:08Z
TLE epoch observation values (Epoch: 2025-09-17T22:08:16.2Z)
Latitude
-0°
Longitude
178.04249°
Altitude
548.269 km
Speed
7.589 km/s
True Right ascension
09h 48m 48s
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
03:40:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.433 km
Perigee altitude
546.573 km
Semi-major axis
6,925.64 km
Eccentricity
0.00013
Inclination
53.0531°
RAAN
147.2014°
Arg. of periapsis
99.8506°
True anomaly
260.24833°
Mean anomaly
260.2635°
Eccentric anomaly
260.25592°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.00042076
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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-2534 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 | 2025-09-18 19:00:25.937Z | 219.565° SW | 2025-09-18 19:03:25.937Z | 183.109° SSW | 41.503° | 2025-09-18 19:07:25.937Z | 55.189° ENE |
| 5 mins | 2025-09-18 20:41:25.937Z | 291.161° WNW | 2025-09-18 20:43:25.937Z | 328.296° NNW | 22.036° | 2025-09-18 20:46:25.937Z | 24.64° NE |
| 4 mins | 2025-09-19 00:03:25.937Z | 345.581° N | 2025-09-19 00:05:25.937Z | 21.082° NNE | 17.684° | 2025-09-19 00:07:25.937Z | 55.133° ENE |
| 7 mins | 2025-09-19 01:42:25.937Z | 316.218° NNW | 2025-09-19 01:45:25.937Z | 37.554° NE | 43.053° | 2025-09-19 01:49:25.937Z | 121.897° 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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