SENTINEL-6B, 66514
Orbit data source: Space-Track
SENTINEL-6B, 66514 is an ESA payload satellite in LEO that was launched on Mon, 17 Nov 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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66514 intel report (Beta)
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Identifier
Orbit
Country
ESARelated business
Manufacturer
Airbus/DF
Mission
Operational Civil Earth Obs Sci
Bus & Motor
FLEXBUS, AOCS 2X40MN
Mass
1,140 kg wet, ~940 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Hex Box, 2.0 m
Radar Cross Section
22.155 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 SENTINEL-6B
1 66514U 25264A 26171.28694495 -.00000044 00000-0 73559-4 0 9997
2 66514 66.0399 128.7401 0007997 269.1256 90.8843 12.80929983 27566Epoch: 2026-06-20T06:53Z
TLE epoch observation values (Epoch: 2026-06-20T06:53:12.043Z)
Latitude
-0.00002°
Longitude
116.93617°
Altitude
1,339.743 km
Speed
7.188 km/s
True Right ascension
08h 34m 57s
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
07:14:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,342.465 km
Perigee altitude
1,330.127 km
Semi-major axis
7,714.433 km
Eccentricity
0.0008
Inclination
66.0399°
RAAN
128.7401°
Arg. of periapsis
269.1256°
True anomaly
90.97593°
Mean anomaly
90.8843°
Eccentric anomaly
90.93011°
Mean motion
3.20322 °/min
Orbital period
112.39 mins
BSTAR
0.000073559
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Other satellites on launch #264 in the year 2025 (2025-11-17 UTC)
No other RSOs were in this launch
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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.SENTINEL-6B 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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2026-06-20 21:57:40.002Z | 178.388° S | 2026-06-20 22:04:40.002Z | 119.251° SE | 34.712° | 2026-06-20 22:12:40.002Z | 42.136° NE |
| 14 mins | 2026-06-20 23:54:40.002Z | 243.177° WSW | 2026-06-21 00:00:40.002Z | 302.45° NW | 34.942° | 2026-06-21 00:08:40.002Z | 20.569° NNE |
| 6 mins | 2026-06-21 01:56:40.002Z | 313.906° NW | 2026-06-21 01:59:40.002Z | 337.189° NNW | 13.71° | 2026-06-21 02:02:40.002Z | 0.101° NNE |
| 11 mins | 2026-06-21 05:54:40.002Z | 353.321° N | 2026-06-21 05:59:40.002Z | 36.225° NE | 21.798° | 2026-06-21 06:05:40.002Z | 86.32° E |
| 14 mins | 2026-06-21 07:50:40.002Z | 331.27° NNW | 2026-06-21 07:56:40.002Z | 9.776° NNE | 44.804° | 2026-06-21 08:04:40.002Z | 149.736° SSE |
| 9 mins | 2026-06-21 09:47:40.002Z | 292.503° NW | 2026-06-21 09:51:40.002Z | 259.804° W | 18.146° | 2026-06-21 09:56:40.002Z | 219.758° SW |
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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