STARLINK-1838, 47129 (Decayed)
Orbit data source: Space-Track
STARLINK-1838, 47129 was a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 25 Nov 2020 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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47129 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Decayed 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: 1 year ago
TLE from 1 year ago
0 STARLINK-1838
1 47129U 20088H 25128.11303883 .19452873 12553-4 47395-3 0 9996
2 47129 53.0081 164.1277 0004123 289.2946 169.2144 16.45991982247015Epoch: 2025-05-08T02:42Z
TLE epoch observation values (Epoch: 2025-05-08T02:42:46.554Z)
Latitude
52.33549°
Longitude
1.23885°
Altitude
158.836 km
Speed
7.816 km/s
True Right ascension
17h 52m 29s
True Declination
52° 09' 13"
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
21:24:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
152.898 km
Perigee altitude
147.514 km
Semi-major axis
6,528.343 km
Eccentricity
0.00041
Inclination
53.0081°
RAAN
164.1277°
Arg. of periapsis
289.2946°
True anomaly
169.22324°
Mean anomaly
169.2144°
Eccentric anomaly
169.21882°
Mean motion
4.11471 °/min
Orbital period
87.49 mins
BSTAR
0.00047395
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Other satellites on launch #88 in the year 2020 (2020-11-25 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-1838 Visibility
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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. |
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| This satellite is decayed. |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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