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Data files for Kongsberg Mesotech Rotary Sonar instruments are described here. In the SCAN mode, the sonar repeatedly images a particular sector of the of it's its full 360 degree sweep range. The parameters are set with a central azimuth and a half-width. To see these settings navigate to the device details from step 2 of data search, i.e. http://dmas.uvic.ca/DeviceListing?DeviceId=12007, and then go to the attributes tab. The full SWEEP data product is also available.
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