STARLINK-2401, 47818
Orbit data source: Space-Track
STARLINK-2401, 47818 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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47818 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
null 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-2401
1 47818U 21018AH 26119.99504912 .00092212 00000-0 16171-2 0 9992
2 47818 53.0514 7.9630 0004154 136.7442 223.3893 15.49812009284513Epoch: 2026-04-29T23:52Z
TLE epoch observation values (Epoch: 2026-04-29T23:52:52.243Z)
Latitude
-0.00002°
Longitude
151.79729°
Altitude
420.223 km
Speed
7.659 km/s
True Right ascension
00h 31m 51s
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
18:58:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
420.375 km
Perigee altitude
414.729 km
Semi-major axis
6,795.689 km
Eccentricity
0.00042
Inclination
53.0514°
RAAN
7.963°
Arg. of periapsis
136.7442°
True anomaly
223.35661°
Mean anomaly
223.3893°
Eccentric anomaly
223.37296°
Mean motion
3.8743 °/min
Orbital period
92.92 mins
BSTAR
0.0016171
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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-2401 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 | 2026-04-30 18:36:31.722Z | 199.715° SSW | 2026-04-30 18:39:31.722Z | 132.613° SE | 29.255° | 2026-04-30 18:42:31.722Z | 67.073° ENE |
| 4 mins | 2026-04-30 20:14:31.722Z | 285.918° WNW | 2026-04-30 20:16:31.722Z | 342.345° N | 23.648° | 2026-04-30 20:18:31.722Z | 25.147° NE |
| 5 mins | 2026-05-01 01:06:31.722Z | 330.491° NNW | 2026-05-01 01:09:31.722Z | 46.588° ENE | 25.95° | 2026-05-01 01:11:31.722Z | 90.117° ESE |
| 4 mins | 2026-05-01 02:44:31.722Z | 263.769° W | 2026-05-01 02:45:31.722Z | 233.656° WSW | 24.985° | 2026-05-01 02:48:31.722Z | 167.24° 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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