STARLINK-2211, 47778
Orbit data source: Space-Track
STARLINK-2211, 47778 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 04 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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47778 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-2211
1 47778U 21017BJ 26131.18959606 .00051352 00000-0 10482-2 0 9994
2 47778 53.1588 269.0687 0003874 278.9368 81.1200 15.45702011287496Epoch: 2026-05-11T04:33Z
TLE epoch observation values (Epoch: 2026-05-11T04:33:01.099Z)
Latitude
-0.0001°
Longitude
-28.16784°
Altitude
429.816 km
Speed
7.655 km/s
True Right ascension
17h 56m 16s
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
22:50:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
432.212 km
Perigee altitude
426.937 km
Semi-major axis
6,807.711 km
Eccentricity
0.00039
Inclination
53.1588°
RAAN
269.0687°
Arg. of periapsis
278.9368°
True anomaly
81.16386°
Mean anomaly
81.12°
Eccentric anomaly
81.14193°
Mean motion
3.86404 °/min
Orbital period
93.17 mins
BSTAR
0.0010482
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Other satellites on launch #17 in the year 2021 (2021-03-04 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-2211 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-11 17:24:33.853Z | 337.574° N | 2026-05-11 17:26:33.853Z | 13.652° NNE | 17.769° | 2026-05-11 17:28:33.853Z | 58.754° ENE |
| 5 mins | 2026-05-11 19:02:33.853Z | 298.663° NW | 2026-05-11 19:04:33.853Z | 180.496° SSW | 41.162° | 2026-05-11 19:07:33.853Z | 139.654° SSE |
| 4 mins | 2026-05-12 11:47:33.853Z | 234.038° WSW | 2026-05-12 11:48:33.853Z | 244.125° WSW | 42.425° | 2026-05-12 11:51:33.853Z | 48.169° ENE |
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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