Level 2 data (shear probes): Difference between revisions

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== Level 2 data (shear probes) ==
== Level 2 data (shear probes) ==


Level 2 data are the full resolution, cleaned and despiked parameter from level 1. The initial data set is subdivided in [[Section|sections]] and labelled accordingly in the parameter SECTION_NUMBER with integers. Level 2 data is ready for estimating spectra, which will be corrected in wavenumber/frequency domain for the spatial averaging of the shear probe and for vibration-coherent content. In addition to cleaned and despiked level 1 data channels, level 2 data comprises the additional parameter summarized in the table below.
Level 2 data are the full resolution, cleaned and despiked parameter from level 1. The initial data set is subdivided in [[Section|sections]] and labelled accordingly in the parameter SECTION_NUMBER with integers. Level 2 data is ready for estimating spectra. In addition to cleaned and despiked level 1 data channels, level 2 data comprises the additional parameter summarized in the table below.


{| class="wikitable sortable"
{| class="wikitable sortable"
|-
|-
! Parameter Name !! CF parameter !! Standard name !! Units of measurement !! dimension
! Parameter Name !! Standard name !! Units of measurement !! dimension
|-
|-
| SECTION_NUMBER || 0 || || dimensionless || TIME_FAST
| SECTION_NUMBER || || dimensionless || TIME
|-
|-
| FLOWPS || 0 || flow_past_sensor || m s-1 || TIME_FAST
| TIME || time || days since 1950-01-01 00:00:00 UTC || TIME
|-
|-
| PSAL || 1<br />(0) || sea_water_practical_salinity<br /> water_practical_salinity || dimensionless || TIME_FAST
| SHEAR || clean_water_velocity_shear || s-1 || [TIME, N_SHEAR_SENSORS]
|-
|-
| SIG0 || 1<br /> (0) || sea_water_sigma_theta<br /> water_sigma_theta || kg m-3 || TIME_FAST
| ...
|-
| FLOWPS ||  flow_past_sensor || m s-1 || TIME_CTD
|-
| PSAL ||  sea_water_practical_salinity<br /> water_practical_salinity || dimensionless || TIME_CTD
|-
| SIG0 || sea_water_sigma_theta<br /> water_sigma_theta || kg m-3 || TIME_CTD
|}
|}




[[Category: Shear probes]]
[[Category: Shear probes]]

Revision as of 04:49, 9 November 2021

Level 2 data (shear probes)

Level 2 data are the full resolution, cleaned and despiked parameter from level 1. The initial data set is subdivided in sections and labelled accordingly in the parameter SECTION_NUMBER with integers. Level 2 data is ready for estimating spectra. In addition to cleaned and despiked level 1 data channels, level 2 data comprises the additional parameter summarized in the table below.

Parameter Name Standard name Units of measurement dimension
SECTION_NUMBER dimensionless TIME
TIME time days since 1950-01-01 00:00:00 UTC TIME
SHEAR clean_water_velocity_shear s-1 [TIME, N_SHEAR_SENSORS]
...
FLOWPS flow_past_sensor m s-1 TIME_CTD
PSAL sea_water_practical_salinity
water_practical_salinity
dimensionless TIME_CTD
SIG0 sea_water_sigma_theta
water_sigma_theta
kg m-3 TIME_CTD