STARLINK-2377, 47797
Orbit data source: Space-Track
STARLINK-2377, 47797 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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47797 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: 2 days ago
TLE from 2 days ago
0 STARLINK-2377
1 47797U 21018L 26171.17626089 .00003482 00000-0 12383-3 0 9999
2 47797 53.1606 138.5988 0001195 81.2487 278.8650 15.31722319292244Epoch: 2026-06-20T04:13Z
TLE epoch observation values (Epoch: 2026-06-20T04:13:48.940Z)
Latitude
-0.00002°
Longitude
166.75022°
Altitude
471.448 km
Speed
7.632 km/s
True Right ascension
09h 14m 23s
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
21:38:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.748 km
Perigee altitude
470.111 km
Semi-major axis
6,849.067 km
Eccentricity
0.00012
Inclination
53.1606°
RAAN
138.5988°
Arg. of periapsis
81.2487°
True anomaly
278.85147°
Mean anomaly
278.865°
Eccentric anomaly
278.85823°
Mean motion
3.82909 °/min
Orbital period
94.02 mins
BSTAR
0.00012383
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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-2377 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 23:45:01.431Z | 224.914° SW | 2026-06-22 23:48:01.431Z | 75.888° E | 43.546° | 2026-06-22 23:51:01.431Z | 51.933° ENE |
| 4 mins | 2026-06-23 04:42:01.431Z | 344.37° N | 2026-06-23 04:44:01.431Z | 20.051° NNE | 15.258° | 2026-06-23 04:46:01.431Z | 55.253° ENE |
| 5 mins | 2026-06-23 06:20:01.431Z | 318.686° NNW | 2026-06-23 06:22:01.431Z | 1.801° NNE | 41.389° | 2026-06-23 06:25:01.431Z | 118.891° 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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