STARLINK-2109, 47388
Orbit data source: Space-Track
STARLINK-2109, 47388 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 20 Jan 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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47388 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: 3 days ago
TLE from 3 days ago
0 STARLINK-2109
1 47388U 21005AR 26170.70065103 -.00000413 00000-0 -15744-5 0 9992
2 47388 53.1605 311.7092 0000316 21.4691 338.6324 15.31694389298599Epoch: 2026-06-19T16:48Z
TLE epoch observation values (Epoch: 2026-06-19T16:48:56.248Z)
Latitude
-0.00002°
Longitude
151.54896°
Altitude
471.456 km
Speed
7.632 km/s
True Right ascension
20h 46m 50s
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
21:27:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.23 km
Perigee altitude
470.797 km
Semi-major axis
6,849.15 km
Eccentricity
0.00003
Inclination
53.1605°
RAAN
311.7092°
Arg. of periapsis
21.4691°
True anomaly
338.63108°
Mean anomaly
338.6324°
Eccentric anomaly
338.63174°
Mean motion
3.82902 °/min
Orbital period
94.02 mins
BSTAR
-0.0000015744
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Other satellites on launch #5 in the year 2021 (2021-01-20 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-2109 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 10:44:44.130Z | 197.416° SSW | 2026-06-22 10:47:44.130Z | 131.323° SE | 30.081° | 2026-06-22 10:50:44.130Z | 67.963° E |
| 5 mins | 2026-06-22 12:23:44.130Z | 282.958° WNW | 2026-06-22 12:25:44.130Z | 336.889° NNW | 26.356° | 2026-06-22 12:28:44.130Z | 32.814° NE |
| 4 mins | 2026-06-22 17:20:44.130Z | 347.76° N | 2026-06-22 17:21:44.130Z | 15.902° NNE | 28.421° | 2026-06-22 17:24:44.130Z | 92.374° ESE |
| 5 mins | 2026-06-22 18:57:44.130Z | 279.944° WNW | 2026-06-22 18:59:44.130Z | 233.887° WSW | 26.172° | 2026-06-22 19:02:44.130Z | 169.467° S |
| 5 mins | 2026-06-23 10:14:44.130Z | 181.73° SSW | 2026-06-23 10:16:44.130Z | 134.152° SE | 25.971° | 2026-06-23 10:19:44.130Z | 72.362° E |
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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