STARLINK-31756, 61517
Orbit data source: Space-Track
STARLINK-31756, 61517 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 15 Oct 2024 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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61517 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 V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
33.884 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 STARLINK-31756
1 61517U 24183J 25346.80026305 -.00000507 00000-0 -49902-5 0 9995
2 61517 53.1589 186.3881 0001226 97.9692 262.1448 15.30180758 66345Epoch: 2025-12-12T19:12Z
TLE epoch observation values (Epoch: 2025-12-12T19:12:22.727Z)
Latitude
-0.00002°
Longitude
176.5567°
Altitude
476.287 km
Speed
7.629 km/s
True Right ascension
12h 25m 33s
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
07:32:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.369 km
Perigee altitude
474.689 km
Semi-major axis
6,853.666 km
Eccentricity
0.00012
Inclination
53.1589°
RAAN
186.3881°
Arg. of periapsis
97.9692°
True anomaly
262.13088°
Mean anomaly
262.1448°
Eccentric anomaly
262.13784°
Mean motion
3.82524 °/min
Orbital period
94.11 mins
BSTAR
-0.0000049902
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Other satellites on launch #183 in the year 2024 (2024-10-15 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-31756 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 | 2025-12-13 15:44:55.559Z | 208.475° SW | 2025-12-13 15:47:55.559Z | 138.749° SSE | 37.136° | 2025-12-13 15:50:55.559Z | 62.475° ENE |
| 4 mins | 2025-12-13 17:24:55.559Z | 303.426° NW | 2025-12-13 17:25:55.559Z | 328.882° NNW | 22.748° | 2025-12-13 17:28:55.559Z | 27.844° NE |
| 5 mins | 2025-12-13 22:20:55.559Z | 332.122° NNW | 2025-12-13 22:22:55.559Z | 32.747° NE | 34.612° | 2025-12-13 22:25:55.559Z | 104.889° ESE |
| 4 mins | 2025-12-13 23:58:55.559Z | 267.881° W | 2025-12-14 00:00:55.559Z | 223.752° SW | 20.275° | 2025-12-14 00:02:55.559Z | 185.415° SSW |
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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