STARLINK-6136, 56540
Orbit data source: Space-Track
STARLINK-6136, 56540 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 14 May 2023 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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56540 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
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-6136
1 56540U 23065AP 26171.42003575 .00000534 00000-0 28921-4 0 9997
2 56540 43.0021 6.8127 0001553 271.7261 88.3413 15.27580338172140Epoch: 2026-06-20T10:04Z
TLE epoch observation values (Epoch: 2026-06-20T10:04:51.088Z)
Latitude
-0.00002°
Longitude
-53.0351°
Altitude
482.793 km
Speed
7.626 km/s
True Right ascension
00h 27m 15s
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
21:24:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.059 km
Perigee altitude
483.927 km
Semi-major axis
6,863.13 km
Eccentricity
0.00016
Inclination
43.0021°
RAAN
6.8127°
Arg. of periapsis
271.7261°
True anomaly
88.35909°
Mean anomaly
88.3413°
Eccentric anomaly
88.35019°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.000028921
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Other satellites on launch #65 in the year 2023 (2023-05-14 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-6136 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 | 2026-06-22 15:38:39.437Z | 214.218° SW | 2026-06-22 15:41:39.437Z | 139.968° SSE | 31.065° | 2026-06-22 15:44:39.437Z | 83.468° E |
| 6 mins | 2026-06-22 17:17:39.437Z | 266.869° W | 2026-06-22 17:20:39.437Z | 28.712° NE | 41.034° | 2026-06-22 17:23:39.437Z | 70.159° E |
| 5 mins | 2026-06-22 18:57:39.437Z | 298.832° NW | 2026-06-22 18:59:39.437Z | 19.35° NNE | 38.541° | 2026-06-22 19:02:39.437Z | 81.939° E |
| 5 mins | 2026-06-22 20:36:39.437Z | 279.449° WNW | 2026-06-22 20:38:39.437Z | 183.493° SSW | 42.774° | 2026-06-22 20:41:39.437Z | 120.724° 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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