STARLINK-2427, 47837
Orbit data source: Space-Track
STARLINK-2427, 47837 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 11 Mar 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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47837 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
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: 23 hours ago
TLE from 23 hours ago
0 STARLINK-2427
1 47837U 21018BC 26247.65775820 .00020854 00000-0 66861-3 0 9991
2 47837 53.1592 126.1463 0000991 131.6870 228.4216 15.32331880304190Epoch: 2026-09-04T15:47Z
TLE epoch observation values (Epoch: 2026-09-04T15:47:10.308Z)
Latitude
-0.00007°
Longitude
-94.42513°
Altitude
470.208 km
Speed
7.632 km/s
True Right ascension
08h 24m 35s
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
06:43:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
469.792 km
Perigee altitude
468.435 km
Semi-major axis
6,847.251 km
Eccentricity
0.0001
Inclination
53.1592°
RAAN
126.1463°
Arg. of periapsis
131.687°
True anomaly
228.41311°
Mean anomaly
228.4216°
Eccentric anomaly
228.41735°
Mean motion
3.83062 °/min
Orbital period
93.98 mins
BSTAR
0.00066861
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Other satellites on launch #18 in the year 2021 (2021-03-11 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-2427 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 | 2026-09-05 18:34:51.878Z | 227.462° WSW | 2026-09-05 18:37:51.878Z | 62.682° ENE | 44.142° | 2026-09-05 18:40:51.878Z | 50.782° ENE |
| 4 mins | 2026-09-05 23:31:51.878Z | 345.088° N | 2026-09-05 23:33:51.878Z | 21.515° NNE | 15.562° | 2026-09-05 23:35:51.878Z | 56.882° ENE |
| 5 mins | 2026-09-06 01:09:51.878Z | 317.57° NNW | 2026-09-06 01:11:51.878Z | 7.469° NNE | 42.791° | 2026-09-06 01:14:51.878Z | 121.519° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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