STARLINK-1888, 47171
Orbit data source: Space-Track
STARLINK-1888, 47171 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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47171 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-1888
1 47171U 20088BB 26171.50003471 .00052680 00000-0 40173-3 0 9994
2 47171 53.0440 139.2922 0001625 79.2203 168.9666 15.71720788 5994Epoch: 2026-06-20T12:00Z
TLE epoch observation values (Epoch: 2026-06-20T12:00:02.998Z)
Latitude
-48.07578°
Longitude
-73.01531°
Altitude
371.504 km
Speed
7.686 km/s
True Right ascension
01h 02m 50s
True Declination
-47° 53' 42"
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
00:39:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
355.353 km
Perigee altitude
353.165 km
Semi-major axis
6,732.396 km
Eccentricity
0.00016
Inclination
53.044°
RAAN
139.2922°
Arg. of periapsis
79.2203°
True anomaly
168.97016°
Mean anomaly
168.9666°
Eccentric anomaly
168.96838°
Mean motion
3.92906 °/min
Orbital period
91.62 mins
BSTAR
0.00040173
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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-1888 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-23 00:11:01.135Z | 242.604° WSW | 2026-06-23 00:13:01.135Z | 284.333° WNW | 38.908° | 2026-06-23 00:16:01.135Z | 43.092° NE |
| 4 mins | 2026-06-23 06:36:01.135Z | 313.833° NW | 2026-06-23 06:37:01.135Z | 322.872° NNW | 40.095° | 2026-06-23 06:40:01.135Z | 127.46° SE |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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