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https://scitechdaily.com/in-flight-anomaly-sends-nasas-ingenuity-mars-helicopter-on-a-wild-ride-heres-what-happened/>
"On the 91st Martian day, or sol, of NASA’s Mars 2020 Perseverance rover
mission, the Ingenuity Mars Helicopter performed its sixth flight. The flight
was designed to expand the flight envelope and demonstrate aerial-imaging
capabilities by taking stereo images of a region of interest to the west.
Ingenuity was commanded to climb to an altitude of 33 feet (10 meters) before
translating 492 feet (150 meters) to the southwest at a ground speed of 9 mph
(4 meters per second). At that point, it was to translate 49 feet (15 meters)
to the south while taking images toward the west, then fly another 164 feet (50
meters) northeast and land.
Telemetry from Flight Six shows that the first 150-meter leg of the flight went
off without a hitch. But toward the end of that leg, something happened:
Ingenuity began adjusting its velocity and tilting back and forth in an
oscillating pattern. This behavior persisted throughout the rest of the flight.
Prior to landing safely, onboard sensors indicated the rotorcraft encountered
roll and pitch excursions of more than 20 degrees, large control inputs, and
spikes in power consumption."
Cheers,
*** Xanni ***
--
mailto:xanni@xanadu.net Andrew Pam
http://xanadu.com.au/ Chief Scientist, Xanadu
https://glasswings.com.au/ Partner, Glass Wings
https://sericyb.com.au/ Manager, Serious Cybernetics