HDF5 file, superblock version 2
group /
	attribute Conventions = "CF-1.6"
	attribute Metadata_Conventions = "CF-1.6, Unidata Dataset Discovery v1.0"
	attribute acknowledgment = "This project is funded by Gulf of Mexico Coastal Ocean Observing System (GCOOS)"
	attribute comment = "Underwater glider temperature and salinity profiles"
	attribute contributor_name = "Stephan Howden, Kevin Martin, Olivia Braswell"
	attribute contributor_role = "Principal Investigator, Data Manager, Data Manager"
	attribute creator_email = "bob.currier@gcoos.org"
	attribute creator_name = "Bob Currier"
	attribute creator_url = "https://gandalf.gcoos.org"
	attribute date_created = "2024-08-13T03:30:35Z"
	attribute date_issued = "2024-08-13T03:30:35Z"
	attribute date_modified = "2024-08-13T03:30:35Z"
	attribute format_version = "gandalf_sg2gdac_DIM.py V1"
	attribute history = "Created on 2024-08-13T03:30:35Z using gandalf_sg2gdac_DIM.py V1"
	attribute id = "sg677-20240813T033035"
	attribute institution = "University of Southern Mississippi"
	attribute instrument_ctd = "SBE41"
	attribute keywords = "AUVS > Autonomous Underwater Vehicles, Oceans > Ocean Pressure > Water Pressure, Oceans > Ocean Temperature > Water Temperature, Oceans > Salinity/Density > Conductivity, Oceans > Salinity/Density > Density, Oceans > Salinity/Density > Salinity"
	attribute keywords_vocabulary = "GCMD Science Keywords"
	attribute license = "These datinstrument_ctda may be redistributed and used without restrictions. Data provided as is with no expressed or implied warranty of quality control or quality assurance"
	attribute metadata_link = "None"
	attribute naming_authority = "None"
	attribute platform = "0"
	attribute platform_type = "Seaglider"
	attribute processing_level = "Data provided as is with no expressed or implied assurance of quality assurance or quality control."
	attribute project = "Sustained Underwater Glider Observations for Improving Atlantic Tropical Cyclone Intensity Forecasts"
	attribute publisher_email = "bob.currier@gcoos.org"
	attribute publisher_name = "Bob Currier"
	attribute publisher_url = "https://gandalf.gcoos.org"
	attribute qc_val = "[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]"
	attribute references = "GCOOS"
	attribute sea_name = "Gulf of Mexico"
	attribute source = "Observational data from a profiling underwater glider"
	attribute standard_name_vocabulary = "CF-v25"
	attribute summary = "Underwater glider data gathered by the National Oceanic and Atmospheric Administration (NOAA)"
	attribute title = "sg677-20240813T033035"
	attribute wmo_id = "4802999"
dataset /conductivity: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "4"
	attribute ancillary_variables = "conductivity_qc"
	attribute comment = "Conductivity corrected for anomalies"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Conductivity"
	attribute observation_type = "measured"
	attribute platform = "glider"
	attribute precision = "4"
	attribute ref_variable = "time"
	attribute resolution = "4"
	attribute standard_name = "sea_water_electrical_conductivity"
	attribute units = "S m-1"
	attribute valid_max = 10.0
	attribute valid_min = 0.0
dataset /conductivity_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "conductivity Quality Flag"
	attribute standard_name = "sea_water_electrical_conductivity status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /density: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "2"
	attribute ancillary_variables = "density_qc"
	attribute comment = "Sea water potential density"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Density"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute precision = "2"
	attribute resolution = "2"
	attribute standard_name = "sea_water_density"
	attribute units = "kg m-3"
	attribute valid_max = 1040.0
	attribute valid_min = 1015.0
dataset /density_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "density Quality Flag"
	attribute standard_name = "sea_water_density status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /depth: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "2"
	attribute ancillary_variables = "depth_qc"
	attribute comment = "Depth below the surface, corrected for average latitude"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Depth"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute positive = "down"
	attribute precision = "2"
	attribute ref_variable = "time"
	attribute reference_datum = "sea-surface"
	attribute resolution = "2"
	attribute standard_name = "depth"
	attribute units = "m"
	attribute valid_max = 2000.0
	attribute valid_min = 0.0
dataset /depth_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "depth Quality Flag"
	attribute standard_name = "depth status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /instrument_ctd: string(1), shape (5)
	attribute _FillValue = "0"
	attribute calibration_date = "2023-04-28"
	attribute calibration_report = "2023-04-28"
	attribute comment = "CTD"
	attribute factory_calibrated = "2023-04-28"
	attribute long_name = "Underway Thermosalinograph"
	attribute make_model = "Seabird SBE41"
	attribute platform = "glider"
	attribute serial_number = "210300"
	attribute type = "thermosalinograph"
dataset /lat: float64, shape (984)
	attribute _FillValue = nan
	attribute ancillary_variables = "lat_qc"
	attribute comment = "Values may be interpolated between measured GPS fixes"
	attribute coordinate_reference_frame = "urn:ogc:crs:EPSG::4326"
	attribute long_name = "Latitude"
	attribute observation_type = "measured"
	attribute platform = "glider"
	attribute ref_variable = "time"
	attribute reference = "WGS84"
	attribute standard_name = "latitude"
	attribute units = "degrees_north"
	attribute valid_max = 90.0
	attribute valid_min = -90.0
dataset /lat_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "latitude Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "latitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /lat_uv: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives."
	attribute long_name = "Depth-Averaged Latitude"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "latitude"
	attribute units = "degrees_north"
	attribute valid_max = 90.0
	attribute valid_min = -90.0
dataset /lat_uv_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "lat_uv Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "latitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /lon: float64, shape (984)
	attribute _FillValue = nan
	attribute ancillary_variables = "lon_qc"
	attribute comment = "Values may be interpolated between measured GPS fixes"
	attribute coordinate_reference_frame = "urn:ogc:crs:EPSG::4326"
	attribute long_name = "Longitude"
	attribute observation_type = "measured"
	attribute platform = "glider"
	attribute ref_variable = "time"
	attribute reference = "WGS84"
	attribute standard_name = "longitude"
	attribute units = "degrees_east"
	attribute valid_max = 180.0
	attribute valid_min = -180.0
dataset /lon_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "longitude Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "longitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /lon_uv: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives."
	attribute long_name = "Depth-Averaged Longitude"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "longitude"
	attribute units = "degrees_east"
	attribute valid_max = 180.0
	attribute valid_min = -180.0
dataset /lon_uv_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "lon_uv Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "longitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /platform: int32, shape ()
	attribute _FillValue = -999
	attribute comment = "Seaglider"
	attribute id = "sg677"
	attribute instrument = "instrument_ctd"
	attribute long_name = "USM Seaglider sg677"
	attribute type = "glider"
	attribute wmo_id = "4802999"
dataset /pressure: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "2"
	attribute ancillary_variables = "pressure_qc"
	attribute comment = "Uncorrected sea-water pressure"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Pressure"
	attribute observation_type = "measured"
	attribute platform = "glider"
	attribute positive = "down"
	attribute precision = "2"
	attribute ref_variable = "time"
	attribute reference_datum = "sea-surface"
	attribute resolution = "2"
	attribute standard_name = "sea_water_pressure"
	attribute units = "dbar"
	attribute valid_max = 2000.0
	attribute valid_min = 0.0
dataset /pressure_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "pressure Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "sea_water_pressure status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /profile_id: int32, shape ()
	attribute _FillValue = -999
	attribute comment = "Sequential profile number within the trajectory. This value is unique in each file that is part of a single trajectory/deployment."
	attribute long_name = "Profile ID"
	attribute standard_name = "profile_id"
	attribute valid_max = 2147483647
	attribute valid_min = 1
dataset /profile_lat: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "Value is interpolated to provide an estimate of the latitude at the mid-point of the profile"
	attribute long_name = "Profile Center Latitude"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "latitude"
	attribute units = "degrees_north"
	attribute valid_max = 90.0
	attribute valid_min = -90.0
dataset /profile_lat_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "profile_lat Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "latitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /profile_lon: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "Value is interpolated to provide an estimate of the longitude at the mid-point of the profile"
	attribute long_name = "Profile Center Longitude"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "longitude"
	attribute units = "degrees_east"
	attribute valid_max = 180.0
	attribute valid_min = -180.0
dataset /profile_lon_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "profile_lon Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "longitude status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /profile_time: float64, shape ()
	attribute _FillValue = nan
	attribute calendar = "gregorian"
	attribute comment = "Timestamp corresponding to the mid-point of the profile"
	attribute long_name = "Profile Center Time"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "time"
	attribute units = "seconds since 1970-01-01T00:00:00Z"
dataset /profile_time_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "profile_time Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "time status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /salinity: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "2"
	attribute ancillary_variables = "salinity_qc"
	attribute comment = "Salinity corrected for thermal-inertia effects (PSU)"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Salinity"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute precision = "2"
	attribute resolution = "2"
	attribute standard_name = "sea_water_practical_salinity"
	attribute units = "1e-3"
	attribute valid_max = 40.0
	attribute valid_min = 0.0
dataset /salinity_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "salinity Quality Flag"
	attribute standard_name = "sea_water_salinity status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /string_5: float32, shape (5)
dataset /temperature: float64, shape (984)
	attribute _FillValue = nan
	attribute accuracy = "3"
	attribute ancillary_variables = "temperature_qc"
	attribute comment = "Temperature (in situ) corrected for thermistor first-order lag"
	attribute instrument = "instrument_ctd"
	attribute long_name = "Temperature"
	attribute observation_type = "measured"
	attribute platform = "glider"
	attribute precision = "3"
	attribute ref_variable = "time"
	attribute resolution = "3"
	attribute standard_name = "sea_water_temperature"
	attribute units = "Celsius"
	attribute valid_max = 40.0
	attribute valid_min = -5.0
dataset /temperature_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "temperature Quality Flag"
	attribute standard_name = "sea_water_temperature status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /time: float64, shape (984)
	attribute _FillValue = nan
	attribute ancillary_variables = "time_qc"
	attribute calendar = "gregorian"
	attribute long_name = "Time"
	attribute observation_type = "measured"
	attribute ref_variable = "time"
	attribute standard_name = "time"
	attribute units = "seconds since 1970-01-01T00:00:00Z"
// time: first 1723534235.204, last 1723542388.358, count 984
dataset /time_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "time Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "time status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /time_uv: float64, shape ()
	attribute _FillValue = nan
	attribute calendar = "gregorian"
	attribute comment = "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives."
	attribute long_name = "Depth-Averaged Time"
	attribute observation_type = "calculated"
	attribute standard_name = "time"
	attribute units = "seconds since 1970-01-01T00:00:00Z"
dataset /time_uv_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "time_uv Quality Flag"
	attribute qc_val = 0
	attribute standard_name = "time status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /traj_strlen: float32, shape (16)
dataset /trajectory: string(1), shape (16)
	attribute cf_role = "trajectory_id"
	attribute comment = "A trajectory is a single deployment of a glider\nand may span multiple data files."
	attribute long_name = "Trajectory/Deployment Name"
dataset /u: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives."
	attribute long_name = "Depth-Averaged Eastward Sea Water Velocity"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "eastward_sea_water_velocity"
	attribute units = "m s-1"
	attribute valid_max = 10.0
	attribute valid_min = -10.0
dataset /u_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "u Quality Flag"
	attribute standard_name = "eastward_sea_water_velocity status_flag"
	attribute valid_max = 9
	attribute valid_min = 0
dataset /v: float64, shape ()
	attribute _FillValue = nan
	attribute comment = "The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of 1 or more dives."
	attribute long_name = "Depth-Averaged Northward Sea Water Velocity"
	attribute observation_type = "calculated"
	attribute platform = "glider"
	attribute standard_name = "northward_sea_water_velocity"
	attribute units = "m s-1"
	attribute valid_max = 10.0
	attribute valid_min = -10.0
dataset /v_qc: int8, shape (984)
	attribute _FillValue = -127
	attribute flag_meanings = "no_qc_performed good_data probably_good_data bad_data_that_are_potentially_correctable bad_data value_changed not_used not_used interpolated_value missing_value"
	attribute flag_values = "qc_val"
	attribute long_name = "v Quality Flag"
	attribute standard_name = "northward_sea_water_velocity status_flag"
	attribute valid_max = 9
	attribute valid_min = 0