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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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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-2534
1 48311U 21036AM 26102.81196139 .00006863 00000-0 24363-3 0 9992
2 48311 53.1586 290.1391 0001115 87.9824 272.1304 15.30197982273442Epoch: 2026-04-12T19:29Z
TLE epoch observation values (Epoch: 2026-04-12T19:29:13.464Z)
Latitude
-0.00004°
Longitude
156.82142°
Altitude
476.092 km
Speed
7.629 km/s
True Right ascension
19h 20m 33s
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
16:22:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.242 km
Perigee altitude
474.714 km
Semi-major axis
6,853.615 km
Eccentricity
0.00011
Inclination
53.1586°
RAAN
290.1391°
Arg. of periapsis
87.9824°
True anomaly
272.11763°
Mean anomaly
272.1304°
Eccentric anomaly
272.12402°
Mean motion
3.82528 °/min
Orbital period
94.11 mins
BSTAR
0.00024363
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-04-13 14:26:58.107Z | 196.877° SSW | 2026-04-13 14:29:58.107Z | 139.631° SSE | 28.59° | 2026-04-13 14:32:58.107Z | 71.085° E |
| 5 mins | 2026-04-13 16:05:58.107Z | 276.635° WNW | 2026-04-13 16:07:58.107Z | 326.106° NNW | 27.563° | 2026-04-13 16:10:58.107Z | 30.884° NE |
| 5 mins | 2026-04-13 21:02:58.107Z | 338.434° N | 2026-04-13 21:04:58.107Z | 30.544° NE | 28.383° | 2026-04-13 21:07:58.107Z | 94.349° ESE |
| 5 mins | 2026-04-13 22:40:58.107Z | 277.316° WNW | 2026-04-13 22:42:58.107Z | 224.02° SW | 27.551° | 2026-04-13 22:45:58.107Z | 165.398° 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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