ERDDAP > info > 10_5066_P1NLPWRP_FRFx600_202310glx_spec_nc

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     data   graph     files  Field Validation of Geolux Oceanographic Radar at USACE Field Research Facility - FRFx600_
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10_5066_P1NLPWRP_FRFx600_202310glx_spec_nc

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL basefile String 2023-10/*
attribute NC_GLOBAL brange_max long 14
attribute NC_GLOBAL brange_med_diff long 1
attribute NC_GLOBAL cdm_data_type String TimeSeries
attribute NC_GLOBAL cdm_timeseries_variables String station_id
attribute NC_GLOBAL Conventions String COARDS, CF-1.6, ACDD-1.3
attribute NC_GLOBAL COORD_SYSTEM String GEOGRAPHIC
attribute NC_GLOBAL creator_url String https://www.usgs.gov (external link)
attribute NC_GLOBAL DATA_CMNT String No magnetic variation recorded, used data from IGRF model via ngdc.noaa.gov.
attribute NC_GLOBAL DATA_ORIGIN String USGS
attribute NC_GLOBAL DATA_SUBTYPE String MOORED
attribute NC_GLOBAL Deployment_date String 2023-10-01 00:00
attribute NC_GLOBAL DEPTH_CONST double 0.0
attribute NC_GLOBAL DESCRIPTION String A Geolux oceanographic radar package was deployed at the USACE Field Research Facility on the research pier to compare measurements of water levels and waves with nearby long-term monitoring observations.
attribute NC_GLOBAL DRIFTER double 0.0
attribute NC_GLOBAL Easternmost_Easting double -75.745215
attribute NC_GLOBAL EXPERIMENT String Field Validation of Geolux Oceanographic Radar at USACE Field Research Facility
attribute NC_GLOBAL experiment_name String 10.5066-P1NLPWRP
attribute NC_GLOBAL FAN String 2022-352-FA
attribute NC_GLOBAL featureType String TimeSeries
attribute NC_GLOBAL filename String FRFx600_202310glx
attribute NC_GLOBAL fill_value double 7999.0
attribute NC_GLOBAL filtered_wl String true
attribute NC_GLOBAL geopotential_datum_name String NAVD88
attribute NC_GLOBAL geopotential_datum_note String Elevation of the seabed in meters (m) relative to NAVD88, estimated from the USACE FRF bathymetry survey (https://chldata.erdc.dren.mil/thredds/catalog/frf/geomorphology/DEMs/surveyDEM/data/catalog.html) on 19-Oct-2023 at the location nearest the radar at the end of the pier (local FRF cross-shore, xFRF, and alongshore, yFRF, coordinates of xFRF = 600 m and yFRF = 524 m).
attribute NC_GLOBAL geospatial_lat_max double 36.183688
attribute NC_GLOBAL geospatial_lat_min double 36.183688
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double -75.745215
attribute NC_GLOBAL geospatial_lon_min double -75.745215
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL height_above_geopotential_datum double -8.13
attribute NC_GLOBAL history String 2025-02-04T14:59:16.794744+00:00: Processed using glx.py with stglib 1.3.0, xarray 2025.1.2, NumPy 2.2.2, netCDF4 1.7.2, Python 3.12.8.
2025-02-04T14:59:38.456556+00:00: Data clipped using Deployment_date of 2023-10-01 00:00 and Recovery_date of 2023-11-01 00:00.
2025-02-04T15:00:13.254090+00:00: Wave statistics computed using scipy.signal.welch(), Since this instrument (Geolux LX-80-15 10Hz) measures the sea-surface elevation directly no cutoff frequecncy is assigned, but a maximum frequency of the lesser of Nyquist (sample_rate/2) or 2 Hz is used.
attribute NC_GLOBAL infoUrl String https://cmgds.marine.usgs.gov/ocean-time-series/
attribute NC_GLOBAL initial_instrument_height double 16.77
attribute NC_GLOBAL initial_instrument_height_note String Elevation of the radar sensor in meters relative to seabed, estimated as the difference in elevation of the radar sensor (Variable, z) and the seabed (Global Attribute, height_above_geopotential_datum) measured in meters relative to NAVD88.
attribute NC_GLOBAL institution String Coastal and Marine Hazards and Resources Program, U.S. Geological Survey
attribute NC_GLOBAL institution_url String https://www.usgs.gov/st-petersburg-coastal-and-marine-science-center (external link)
attribute NC_GLOBAL instrument_type String Geolux LX-80-15 10Hz
attribute NC_GLOBAL latitude double 36.183688
attribute NC_GLOBAL LatLonDatum String NAD83
attribute NC_GLOBAL license String The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.
attribute NC_GLOBAL longitude double -75.745215
attribute NC_GLOBAL magnetic_variation double -10.96
attribute NC_GLOBAL MOORING String FRFx600_202310
attribute NC_GLOBAL NCProperties String version=2,netcdf=4.9.2,hdf5=1.14.4
attribute NC_GLOBAL Northernmost_Northing double 36.183688
attribute NC_GLOBAL platform_type String pier railing
attribute NC_GLOBAL POS_CONST double 0.0
attribute NC_GLOBAL PROJECT String USGS Coastal and Marine Hazards and Resources Program
attribute NC_GLOBAL publisher_url String https://www.usgs.gov (external link)
attribute NC_GLOBAL recording_type String continuous
attribute NC_GLOBAL Recovery_date String 2023-11-01 00:00
attribute NC_GLOBAL sample_interval double 0.2
attribute NC_GLOBAL sample_rate long 5
attribute NC_GLOBAL SciPi String J. Brown
attribute NC_GLOBAL sea_floor_depth_below_mean_sea_level double 8.0
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double 36.183688
attribute NC_GLOBAL start_time String 2023-10-01T00:00:00.000000000
attribute NC_GLOBAL stop_time String 2023-10-31T23:59:59.800000000
attribute NC_GLOBAL summary String Unspecified
attribute NC_GLOBAL time_coverage_end String 2023-10-31T23:00:00Z
attribute NC_GLOBAL time_coverage_start String 2023-10-01T00:00:00Z
attribute NC_GLOBAL title String Field Validation of Geolux Oceanographic Radar at USACE Field Research Facility - FRFx600_202310glx_spec
attribute NC_GLOBAL VAR_FILL double NaN
attribute NC_GLOBAL WATER_DEPTH double 8.0
attribute NC_GLOBAL WATER_DEPTH_NOTE String Water depth in meters (m) relative to MSL, positive down convention, converted from height_above_geopotential_datum by applying a datum offset of -0.128 m as determined at NOAA tide station 8651370 (https://tidesandcurrents.noaa.gov/datums.html?id=8651370).
attribute NC_GLOBAL water_level_med_diff long 1
attribute NC_GLOBAL water_level_min long -5
attribute NC_GLOBAL WATER_MASS String North Atlantic Ocean
attribute NC_GLOBAL wave_duration long 2048
attribute NC_GLOBAL wave_interval long 3600
attribute NC_GLOBAL wave_samples_per_burst long 10240
attribute NC_GLOBAL wavedat_tolerance String 20 s
attribute NC_GLOBAL Westernmost_Easting double -75.745215
attribute NC_GLOBAL wh_min double 0.02
attribute NC_GLOBAL wlfilt_tolerance String 60 s
variable station_id   String  
attribute station_id actual_range String 10_5066_P1NLPWRP_FRFx600_202310glx_spec_nc
10_5066_P1NLPWRP_FRFx600_202310glx_spec_nc
attribute station_id cf_role String timeseries_id
attribute station_id ioos_category String Identifier
attribute station_id long_name String Station ID
variable z   double  
attribute z actual_range double 8.639999999999999, 8.639999999999999
attribute z axis String Z
attribute z geopotential_datum_name String NAVD88
attribute z ioos_category String Other
attribute z long_name String height relative to NAVD88
attribute z positive String up
attribute z standard_name String height
attribute z units String m
variable depth_m   double  
attribute depth_m actual_range double -8.77, -8.77
attribute depth_m ioos_category String Other
attribute depth_m long_name String depth below mean sea level
attribute depth_m positive String down
attribute depth_m standard_name String depth_below_geoid
attribute depth_m units String m
variable water_level   double  
attribute water_level _ChunkSizes uint 512
attribute water_level actual_range double -0.7537155290436143, 1.1618413752686072
attribute water_level FillValue String nan
attribute water_level geopotential_datum_name String NAVD88
attribute water_level ioos_category String Other
attribute water_level long_name String Water level NAVD88
attribute water_level maximum double 1.1618413752686072
attribute water_level minimum double -0.7537155290436143
attribute water_level standard_name String sea_surface_height_above_geopotential_datum
attribute water_level units String m
variable latitude   double  
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range double 36.183688, 36.183688
attribute latitude axis String Y
attribute latitude epic_code long 500
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
variable longitude   double  
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range double -75.745215, -75.745215
attribute longitude axis String X
attribute longitude epic_code long 502
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
variable time   double  
attribute time _ChunkSizes uint 1024
attribute time _CoordinateAxisType String Time
attribute time actual_range double 1.6961184E9, 1.6987932E9
attribute time axis String T
attribute time calendar String proleptic_gregorian
attribute time ioos_category String Time
attribute time long_name String time (UTC)
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
variable wp_peak   double  
attribute wp_peak _ChunkSizes uint 372
attribute wp_peak actual_range double 3.303225806451613, 15.753846153846155
attribute wp_peak epic_code long 4063
attribute wp_peak FillValue String nan
attribute wp_peak ioos_category String Other
attribute wp_peak long_name String Dominant (peak) wave period
attribute wp_peak maximum double 15.753846153846155
attribute wp_peak minimum double 3.303225806451613
attribute wp_peak note String 2025-02-04T15:00:13.354348+00:00: Values filled where wh_4061 <= 0.02.
attribute wp_peak standard_name String sea_surface_wave_period_at_variance_spectral_density_maximum
attribute wp_peak units String s
variable wh_4061   double  
attribute wh_4061 _ChunkSizes uint 372
attribute wh_4061 actual_range double 0.3477344598283812, 2.062627891336531
attribute wh_4061 epic_code long 4061
attribute wh_4061 FillValue String nan
attribute wh_4061 ioos_category String Other
attribute wh_4061 long_name String Significant wave height
attribute wh_4061 maximum double 2.062627891336531
attribute wh_4061 minimum double 0.3477344598283812
attribute wh_4061 note String 2025-02-04T15:00:13.364443+00:00: Values filled where wh_4061 <= 0.02.
attribute wh_4061 standard_name String sea_surface_wave_significant_height
attribute wh_4061 units String m
variable wp_4060   double  
attribute wp_4060 _ChunkSizes uint 372
attribute wp_4060 actual_range double 2.611632988655074, 9.306130744160358
attribute wp_4060 epic_code long 4060
attribute wp_4060 FillValue String nan
attribute wp_4060 ioos_category String Other
attribute wp_4060 long_name String Average wave period
attribute wp_4060 maximum double 9.306130744160358
attribute wp_4060 minimum double 2.611632988655074
attribute wp_4060 note String 2025-02-04T15:00:13.364443+00:00: Values filled where wh_4061 <= 0.02.
attribute wp_4060 standard_name String sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment
attribute wp_4060 units String s
variable frequency   double  
attribute frequency actual_range double 0.01953125, 1.9970703125
attribute frequency ioos_category String Other
attribute frequency long_name String Frequency
attribute frequency standard_name String sea_surface_wave_frequency
attribute frequency units String Hz
variable sspec   double  
attribute sspec _ChunkSizes uint 1, 406
attribute sspec actual_range double 5.241379205163366E-6, 5.902074184206557
attribute sspec FillValue String nan
attribute sspec ioos_category String Other
attribute sspec long_name String Surface track derived non-directional wave energy spectrum
attribute sspec maximum double 5.902074184206557
attribute sspec minimum double 5.241379205163366E-6
attribute sspec note String Use caution: all spectra are provisional
attribute sspec standard_name String sea_surface_wave_variance_spectral_density
attribute sspec units String m^2/Hz
variable water_depth   double  
attribute water_depth _ChunkSizes uint 372
attribute water_depth actual_range double 7.3758388671874995, 9.292843945312502
attribute water_depth epic_code long 3
attribute water_depth FillValue String nan
attribute water_depth ioos_category String Other
attribute water_depth long_name String Total water depth
attribute water_depth maximum double 9.292843945312502
attribute water_depth minimum double 7.3758388671874995
attribute water_depth standard_name String sea_floor_depth_below_sea_surface
attribute water_depth units String m

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.