STARLINK-3148, 49736
Orbit data source: Space-Track
STARLINK-3148, 49736 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 02 Dec 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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49736 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
290 kg wet, ~270 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: 2 days ago
TLE from 2 days ago
0 STARLINK-3148
1 49736U 21115N 26170.93874073 .00001632 00000-0 12062-3 0 9992
2 49736 53.1607 49.8814 0001436 86.9934 273.1222 15.08830948250978Epoch: 2026-06-19T22:31Z
TLE epoch observation values (Epoch: 2026-06-19T22:31:47.199Z)
Latitude
0.00002°
Longitude
163.77422°
Altitude
540.609 km
Speed
7.593 km/s
True Right ascension
03h 19m 31s
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
21:32:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.019 km
Perigee altitude
539.032 km
Semi-major axis
6,918.162 km
Eccentricity
0.00014
Inclination
53.1607°
RAAN
49.8814°
Arg. of periapsis
86.9934°
True anomaly
273.10577°
Mean anomaly
273.1222°
Eccentric anomaly
273.11398°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
0.00012062
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Other satellites on launch #115 in the year 2021 (2021-12-02 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-3148 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 | 2026-06-22 17:27:52.989Z | 205.572° SW | 2026-06-22 17:30:52.989Z | 137.509° SSE | 36.993° | 2026-06-22 17:33:52.989Z | 64.26° ENE |
| 5 mins | 2026-06-22 19:08:52.989Z | 294.551° NW | 2026-06-22 19:10:52.989Z | 344.879° N | 25.045° | 2026-06-22 19:13:52.989Z | 32.727° NE |
| 6 mins | 2026-06-23 00:08:52.989Z | 324.257° NNW | 2026-06-23 00:11:52.989Z | 43.767° NE | 36.881° | 2026-06-23 00:14:52.989Z | 107.306° ESE |
| 5 mins | 2026-06-23 01:48:52.989Z | 269.536° W | 2026-06-23 01:50:52.989Z | 229.673° WSW | 21.35° | 2026-06-23 01:53:52.989Z | 179.554° 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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