STARLINK-2040, 47656
Orbit data source: Space-Track
STARLINK-2040, 47656 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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47656 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-2040
1 47656U 21012AN 26171.35422111 .00002912 00000-0 10553-3 0 9991
2 47656 53.1592 291.9053 0000996 89.7136 270.3980 15.31708256296028Epoch: 2026-06-20T08:30Z
TLE epoch observation values (Epoch: 2026-06-20T08:30:04.703Z)
Latitude
-0.00001°
Longitude
-104.18435°
Altitude
471.611 km
Speed
7.631 km/s
True Right ascension
19h 27m 37s
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
23:18:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.654 km
Perigee altitude
470.29 km
Semi-major axis
6,849.109 km
Eccentricity
0.0001
Inclination
53.1592°
RAAN
291.9053°
Arg. of periapsis
89.7136°
True anomaly
270.38659°
Mean anomaly
270.398°
Eccentric anomaly
270.39229°
Mean motion
3.82906 °/min
Orbital period
94.02 mins
BSTAR
0.00010553
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Other satellites on launch #12 in the year 2021 (2021-02-16 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-2040 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 15:46:26.718Z | 343.479° N | 2026-06-22 15:48:26.718Z | 26.821° NE | 21.336° | 2026-06-22 15:50:26.718Z | 69.775° E |
| 5 mins | 2026-06-22 17:24:26.718Z | 294.379° NW | 2026-06-22 17:26:26.718Z | 224.771° SW | 39.666° | 2026-06-22 17:29:26.718Z | 147.527° SSE |
| 6 mins | 2026-06-23 10:18:26.718Z | 248.2° W | 2026-06-23 10:20:26.718Z | 290.046° WNW | 38.332° | 2026-06-23 10:24:26.718Z | 43.169° NE |
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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