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: 4 hours ago
TLE from 4 hours ago
0 STARLINK-2534
1 48311U 21036AM 26095.62733793 .00001100 00000-0 49306-4 0 9999
2 48311 53.1605 323.5115 0001791 90.6227 269.4979 15.30185994272342Epoch: 2026-04-05T15:03Z
TLE epoch observation values (Epoch: 2026-04-05T15:03:21.997Z)
Latitude
-0°
Longitude
-96.2602°
Altitude
476.168 km
Speed
7.629 km/s
True Right ascension
21h 34m 02s
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
01:04:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.741 km
Perigee altitude
474.286 km
Semi-major axis
6,853.65 km
Eccentricity
0.00018
Inclination
53.1605°
RAAN
323.5115°
Arg. of periapsis
90.6227°
True anomaly
269.47738°
Mean anomaly
269.4979°
Eccentric anomaly
269.48764°
Mean motion
3.82525 °/min
Orbital period
94.11 mins
BSTAR
0.000049306
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-04-05 20:02:25.463Z | 305.455° NW | 2026-04-05 20:04:25.463Z | 340.559° N | 15.255° | 2026-04-05 20:06:25.463Z | 15.913° NNE |
| 5 mins | 2026-04-05 23:20:25.463Z | 339.927° N | 2026-04-05 23:22:25.463Z | 16.245° NNE | 18.371° | 2026-04-05 23:25:25.463Z | 71.458° E |
| 6 mins | 2026-04-06 00:58:25.463Z | 306.568° NW | 2026-04-06 01:01:25.463Z | 158.625° S | 42.55° | 2026-04-06 01:04:25.463Z | 135.564° SSE |
| 5 mins | 2026-04-06 17:54:25.463Z | 237.717° WSW | 2026-04-06 17:56:25.463Z | 311.459° NW | 44.161° | 2026-04-06 17:59:25.463Z | 46.372° ENE |
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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