STARLINK-5149, 53981
Orbit data source: Space-Track
STARLINK-5149, 53981 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 05 Oct 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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53981 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
305 kg wet, ~290 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-5149
1 53981U 22125T 26171.21151682 .00001231 00000-0 95410-4 0 9991
2 53981 53.1602 103.5466 0001543 83.5144 276.6023 15.08844913205082Epoch: 2026-06-20T05:04Z
TLE epoch observation values (Epoch: 2026-06-20T05:04:35.053Z)
Latitude
-0.00002°
Longitude
118.97114°
Altitude
540.497 km
Speed
7.593 km/s
True Right ascension
06h 54m 11s
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
21:33:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.05 km
Perigee altitude
538.915 km
Semi-major axis
6,918.119 km
Eccentricity
0.00015
Inclination
53.1602°
RAAN
103.5466°
Arg. of periapsis
83.5144°
True anomaly
276.58474°
Mean anomaly
276.6023°
Eccentric anomaly
276.59352°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
0.00009541
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Other satellites on launch #125 in the year 2022 (2022-10-05 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-5149 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 20:49:39.493Z | 192.066° SSW | 2026-06-22 20:52:39.493Z | 123.265° SE | 30.043° | 2026-06-22 20:55:39.493Z | 68.492° E |
| 5 mins | 2026-06-22 22:29:39.493Z | 277.241° WNW | 2026-06-22 22:31:39.493Z | 326.475° NNW | 29.673° | 2026-06-22 22:34:39.493Z | 30.543° NE |
| 6 mins | 2026-06-23 03:30:39.493Z | 332.793° NNW | 2026-06-23 03:32:39.493Z | 16.557° NNE | 31.255° | 2026-06-23 03:36:39.493Z | 100.817° ESE |
| 5 mins | 2026-06-23 05:10:39.493Z | 270.581° WNW | 2026-06-23 05:12:39.493Z | 218.588° SW | 26.904° | 2026-06-23 05:15:39.493Z | 167.968° 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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