STARLINK-2039, 47655
Orbit data source: Space-Track
STARLINK-2039, 47655 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 16 Feb 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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47655 intel report (Beta)
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Edit Public Description
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: 6 hours ago
TLE from 6 hours ago
0 STARLINK-2039
1 47655U 21012AM 25343.64777663 .00006579 00000-0 45988-3 0 9990
2 47655 53.0541 115.8346 0001331 94.4337 265.6804 15.06419563266413Epoch: 2025-12-09T15:32Z
TLE epoch observation values (Epoch: 2025-12-09T15:32:47.900Z)
Latitude
-0.00004°
Longitude
164.00554°
Altitude
548.1 km
Speed
7.589 km/s
True Right ascension
07h 43m 20s
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
19:56:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.344 km
Perigee altitude
546.501 km
Semi-major axis
6,925.559 km
Eccentricity
0.00013
Inclination
53.0541°
RAAN
115.8346°
Arg. of periapsis
94.4337°
True anomaly
265.66519°
Mean anomaly
265.6804°
Eccentric anomaly
265.6728°
Mean motion
3.76583 °/min
Orbital period
95.6 mins
BSTAR
0.00045988
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Other satellites on launch #12 in the year 2021 (2021-02-16 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-2039 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 | 2025-12-10 10:48:24.107Z | 186.801° SSW | 2025-12-10 10:51:24.107Z | 129.775° SE | 26.004° | 2025-12-10 10:54:24.107Z | 74.225° E |
| 6 mins | 2025-12-10 12:28:24.107Z | 266.912° W | 2025-12-10 12:30:24.107Z | 312.541° NW | 32.789° | 2025-12-10 12:34:24.107Z | 37.912° NE |
| 5 mins | 2025-12-10 17:30:24.107Z | 337.429° NNW | 2025-12-10 17:32:24.107Z | 23.95° NE | 29.407° | 2025-12-10 17:35:24.107Z | 89.97° E |
| 6 mins | 2025-12-10 19:09:24.107Z | 287.683° WNW | 2025-12-10 19:12:24.107Z | 216.695° SW | 30.891° | 2025-12-10 19:15:24.107Z | 162.461° S |
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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