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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-2377
1 47797U 21018L 26120.08522187 .00003784 00000-0 13363-3 0 9991
2 47797 53.1600 16.4604 0001325 85.4002 274.7151 15.31703296284415Epoch: 2026-04-30T02:02Z
TLE epoch observation values (Epoch: 2026-04-30T02:02:43.169Z)
Latitude
-0°
Longitude
127.74363°
Altitude
471.556 km
Speed
7.632 km/s
True Right ascension
01h 05m 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
20:12:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.894 km
Perigee altitude
470.079 km
Semi-major axis
6,849.124 km
Eccentricity
0.00013
Inclination
53.16°
RAAN
16.4604°
Arg. of periapsis
85.4002°
True anomaly
274.69997°
Mean anomaly
274.7151°
Eccentric anomaly
274.70753°
Mean motion
3.82905 °/min
Orbital period
94.02 mins
BSTAR
0.00013363
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-04-30 19:25:48.481Z | 212.662° SW | 2026-04-30 19:28:48.481Z | 167.052° S | 36.784° | 2026-04-30 19:32:48.481Z | 58.629° ENE |
| 4 mins | 2026-04-30 21:05:48.481Z | 297.84° NW | 2026-04-30 21:06:48.481Z | 320.221° NNW | 21.305° | 2026-04-30 21:09:48.481Z | 23.738° NE |
| 5 mins | 2026-05-01 02:01:48.481Z | 330.433° NNW | 2026-05-01 02:03:48.481Z | 31.369° NE | 35.604° | 2026-05-01 02:06:48.481Z | 106.63° ESE |
| 4 mins | 2026-05-01 03:39:48.481Z | 265.472° W | 2026-05-01 03:41:48.481Z | 222.117° SW | 18.982° | 2026-05-01 03:43:48.481Z | 185.881° SSW |
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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