STARLINK-1856, 47143
Orbit data source: Space-Track
STARLINK-1856, 47143 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 25 Nov 2020 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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47143 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: 2 days ago
TLE from 2 days ago
0 STARLINK-1856
1 47143U 20088X 26171.50003471 .00008416 00000-0 69859-4 0 9994
2 47143 53.0432 131.9000 0005266 69.0339 170.0964 15.71204035 5966Epoch: 2026-06-20T12:00Z
TLE epoch observation values (Epoch: 2026-06-20T12:00:02.998Z)
Latitude
-43.51001°
Longitude
-91.57306°
Altitude
373.54 km
Speed
7.683 km/s
True Right ascension
23h 48m 36s
True Declination
-43° 19' 43"
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
21:31:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.281 km
Perigee altitude
352.189 km
Semi-major axis
6,733.872 km
Eccentricity
0.00053
Inclination
53.0432°
RAAN
131.9°
Arg. of periapsis
69.0339°
True anomaly
170.10677°
Mean anomaly
170.0964°
Eccentric anomaly
170.10159°
Mean motion
3.92777 °/min
Orbital period
91.66 mins
BSTAR
0.000069859
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Other satellites on launch #88 in the year 2020 (2020-11-25 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-1856 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 | 2026-06-22 22:41:02.039Z | 187.046° SSW | 2026-06-22 22:43:02.039Z | 142.126° SSE | 21.578° | 2026-06-22 22:45:02.039Z | 85.267° E |
| 4 mins | 2026-06-23 00:17:02.039Z | 281.673° WNW | 2026-06-23 00:18:02.039Z | 309.376° NW | 23.416° | 2026-06-23 00:21:02.039Z | 29.641° NE |
| 4 mins | 2026-06-23 06:41:02.039Z | 283.139° WNW | 2026-06-23 06:43:02.039Z | 206.346° SW | 29.603° | 2026-06-23 06:45:02.039Z | 159.079° S |
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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