Data file description for UW ResearchWorks archive of data resulting
from NSF grant OPP-1853291: "Wave Glider observations of surface
fluxes and mixed-layer processes in the Southern Ocean"

For more info, contact James Girton (girton@uw.edu) or Jim Thomson (jmt3rd@uw.edu)

9 files (mostly .mat files readable with Matlab or the python
matplotlib package) are included in this submission. The filenames and
a brief description of the main variables in each file is as follows...

File 1: SV3-153_24Oct2019-20Feb2020.mat
  SWIFT-compliant data structure containing most real-time sensor data
  sent by Wave Glider SV3-153 over WGMS (SBD telemetry during mission)

File 2: SV3-153_Signature_24Oct2019-20Feb2020.mat
  SWIFT-compliant data structure containing Signature 1000 broadband ensembles

File 3: adcp_2min_all_sowg2.mat
  z depth
  u eastward velocity component from RDI WH300
  v northward velocity component from RDI WH300
  w vertical velocity component
  corr correlation (signal quality)
  stat status
  amp amplitude
  pcg percent good
  mld date (in Matlab datenum form)
  pitch pitch
  roll roll
  hdg heading
  p_std pitch standard deviation
  r_std roll standard deviation
  h_std heading standard deviation
  temp temperature
  slon longitude at start of ensemble
  elon longitude at end of ensemble
  slat latitude at start of ensemble
  elat latitude at end of ensemble

File 4: wg_tser20.mat
  wgt time
  wglat latitude
  wglon longitude
  wgah sea-surface height from AVISO altimetry
  wgau surface east geostrophic velocity from AVISO altimetry
  wgav surface north geostrophic velocity from AVISO altimetry
  wgu Wave Glider ADCP east velocity
  wgv Wave Glider ADCP north velocity
  z depth
  airtemp air temperature
  airpres air pressure
  referenceairtemp reference (alternate) air temperature from Gill sonic anemometer
  windmeanu wind east velocity from Airmar weather station
  windmeanv wind north velocity from Airmar weather station
  referencewindU wind east velocity from Gill anemometer
  referencewindV wind north velocity from Gill anemometer
  sigwaveheight significant wave height from GPSWaves  
  peakwaveperiod peak wave period from GPSWaves  
  peakwavedirT peak wave direction (True) from GPSWaves

File 5: wg_ncep20.mat
  wgt time
  wglat latitude
  wglon longitude
  wg_slp NCEP interpolated sea-level pressure (at WG location/time)
  wg_psurf NCEP interpolated surface pressure (nearly the same as wg_slp)
  wg_airtemp NCEP interpolated air temperature
  wg_rhum NCEP interpolated relative humidity
  wg_uwnd NCEP interpolated eastward wind
  wg_vwnd NCEP interpolated northward wind

File 6: wg_sst20.mat
  wgt time
  wglat latitude
  wglon longitude
  wgmsst MUR SST interpolated to Wave Glider location and time

File 7: rats_report.pdf
  Project report prepared for the US State Department describing the
  experiment, goals, and initial results.

File 8: sowg_os22_small.pdf
  Poster presented at the 2022 Ocean Sciences Meeting describing the
  results from the 2019-2020 Wave Glider survey as well as an earlier
  survey in 2016-2017 with the same vehicle.

File 9: archive_notes.txt
  This descriptive file in plain text.
