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Dataset Title:  J04 Optics Sensor(Machias Bay)   RSS
Institution:  UMaine   (Dataset ID: J04_optics_all)
Range: longitude = -67.36035 to -67.36035°E, latitude = 44.60663 to 44.60663°N, depth = 5.0 to 5.0m, time = 2018-07-20T14:40:00Z to 2019-04-05T14:20:00Z
Information:  Summary ? | License ? | FGDC | ISO 19115 | Metadata | Background | Subset | Data Access Form
 
Graph Type:  ?
X Axis: 
Y Axis: 
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Constraints ? Optional
Constraint #1 ?
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Constraint #2 ?
       
       
       
       
       
 
Server-side Functions ?
 distinct() ?
? (" ")
 
Graph Settings
Color: 
Y Axis Minimum:   Maximum:   Ascending: 
 
(Please be patient. It may take a while to get the data.)
 
Optional:
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    [The graph you specified. Please be patient.]

 

Things You Can Do With Your Graphs

Well, you can do anything you want with your graphs, of course. But some things you might not have considered are:

The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.5320975999999914e+9, 1.5544739999999819e+9;
    String axis "T";
    String calendar "gregorian";
    String ioos_category "Time";
    String long_name "Time";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  station {
    String cf_role "timeseries_id";
    String ioos_category "Identifier";
    String long_name "J04 Machias Bay Optics Epscor";
    String short_name "J04";
    String standard_name "station_name";
  }
  mooring_site_desc {
    String ioos_category "Location";
    String long_name "Station Description";
  }
  water_depth {
    Float32 actual_range 24.0, 24.0;
    String ioos_category "Location";
    String long_name "Water depth at station";
  }
  chlorophyll {
    Float32 _FillValue -999.0;
    Float32 actual_range 0.06, 40.948;
    String ancillary_variables "chlorophyll_qc";
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.03;
    String colorBarScale "Log";
    String ioos_category "Ocean Color";
    String long_name "Chlorophyll";
    Float64 optics_cal_factor 10.0;
    Float64 optics_dark_counts 0.094;
    String short_name "Chl";
    String standard_name "chlorophyll_concentration_in_sea_water";
    String units "micrograms/liter";
    Float32 valid_range -1.0, 50.0;
  }
  chlorophyll_qc {
    Byte _FillValue -128;
    Byte actual_range 0, 0;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.0;
    String flag_meanings "quality_good out_of_range sensor_nonfunctional insufficient_DFLS_counts invalid_temperature_input";
    Byte flag_values 0, 1, 2, 19, 25;
    String intent "data_quality";
    String ioos_category "Quality";
    String long_name "Chlorophyll Quality";
    String short_name "ChlQ";
    String standard_name "chlorophyll data_quality";
    String units "1";
    Byte valid_range -127, 127;
  }
  turbidity {
    Float32 _FillValue -999.0;
    Float32 actual_range -0.0355, 19.59;
    String ancillary_variables "turbidity_qc";
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum -10.0;
    String ioos_category "Unknown";
    String long_name "Turbidity";
    Float64 optics_cal_factor 5.0;
    Float64 optics_dark_counts 0.067;
    String short_name "Tur";
    String standard_name "turbidity_of_sea_water";
    String units "ntus";
    Float32 valid_range -1.0, 25.0;
  }
  turbidity_qc {
    Byte _FillValue -128;
    Byte actual_range 0, 0;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.0;
    String flag_meanings "quality_good out_of_range sensor_nonfunctional insufficient_FLNTUS_counts invalid_temperature_input";
    Byte flag_values 0, 1, 2, 19, 25;
    String intent "data_quality";
    String ioos_category "Quality";
    String long_name "Turbidity Quality";
    String short_name "TurQC";
    String standard_name "turbidity date_quality";
    String units "1";
    Byte valid_range -127, 127;
  }
  QSE {
    Float32 _FillValue -999.0;
    Float32 actual_range -0.9216, 3.9648;
    String ancillary_variables "QSE_qc";
    Float64 colorBarMaximum 150.0;
    Float64 colorBarMinimum -50.0;
    String ioos_category "Unknown";
    String long_name "Quinine Sufalte Equivalent";
    Float64 optics_cal_factor 48.0;
    Float64 optics_dark_counts 0.042;
    String short_name "QSE";
    String standard_name "quinine_sulfate_equivalent_in_sea_water";
    String units "ppb (QSDE)";
    Float32 valid_range -1.0, 115.0;
  }
  QSE_qc {
    Byte _FillValue -128;
    Byte actual_range 0, 1;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.0;
    String flag_meanings "quality_good out_of_range sensor_nonfunctional insufficient_FLCDS_counts invalid_temperature_input";
    Byte flag_values 0, 1, 2, 19, 25;
    String intent "data_quality";
    String ioos_category "Quality";
    String long_name "Quinine Sulfate Equivalent Quality";
    String short_name "QESQ";
    String standard_name "quinine sulfate equivalent data_quality";
    String units "1";
    Byte valid_range -127, 127;
  }
  time_created {
    Float64 actual_range 1.5320997700830097e+9, 1.554477004951808e+9;
    Float64 colorBarMaximum 120000.0;
    Float64 colorBarMinimum 0.0;
    String ioos_category "Time";
    String long_name "Time Record Created";
    String short_name "time_cr";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
    Float64 valid_range 0.0, 99999.0;
  }
  time_modified {
    Float64 actual_range 1.5320997700830097e+9, 1.554477004951808e+9;
    Float64 colorBarMaximum 120000.0;
    Float64 colorBarMinimum 0.0;
    String ioos_category "Time";
    String long_name "Time Record Last Modified";
    String short_name "time_mod";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String units "seconds since 1970-01-01T00:00:00Z";
    Float64 valid_range 0.0, 99999.0;
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float32 actual_range -67.36035, -67.36035;
    String axis "X";
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String ioos_category "Location";
    String long_name "Longitude";
    String standard_name "longitude";
    String units "degrees_east";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float32 actual_range 44.60663, 44.60663;
    String axis "Y";
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String ioos_category "Location";
    String long_name "Latitude";
    String standard_name "latitude";
    String units "degrees_north";
  }
  depth {
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "down";
    Float32 actual_range 5.0, 5.0;
    String axis "Z";
    Float64 colorBarMaximum 8000.0;
    Float64 colorBarMinimum -8000.0;
    String colorBarPalette "TopographyDepth";
    String ioos_category "Location";
    String long_name "Depth";
    String positive "down";
    String standard_name "depth";
    String units "m";
  }
 }
  NC_GLOBAL {
    Int32 breakout_id 24;
    String buffer_type "optics";
    String cdm_data_type "TimeSeries";
    String cdm_timeseries_variables "station, longitude, latitude";
    String contact "[email protected],[email protected],[email protected]";
    String Conventions "CF-1.6, COARDS, ACDD-1.3";
    String creator_email "[email protected],[email protected],[email protected]";
    String creator_name "Neal Pettigrew";
    String creator_type "person";
    String creator_url "http://gyre.umeoce.maine.edu";
    String defaultGraphQuery "time,chlorophyll&time%3E=now-7days&.draw=lines&.color=0x000000";
    Int32 delta_t 20;
    Float64 Easternmost_Easting -67.36035;
    Float64 ending_julian_day_number 58578.597222222015;
    String ending_julian_day_string "2019-04-05 14:20:00";
    String featureType "TimeSeries";
    Int32 FLCDS_serial_number 1872;
    Int32 FLNTUS_serial_number 612;
    Float64 geospatial_lat_max 44.60663;
    Float64 geospatial_lat_min 44.60663;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -67.36035;
    Float64 geospatial_lon_min -67.36035;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 5.0;
    Float64 geospatial_vertical_min 5.0;
    String geospatial_vertical_positive "down";
    String geospatial_vertical_units "m";
    String history 
"Fri Apr  5 18:24:00 2019: ncrcat -d time,51000.00,58578.6007 J0401.optics.epscor.realtime.nc new.nc
2018-07-20 16:59:56:  Modified [lon,lat] to [-67.360350,44.606625].
Fri Jul 20 16:52:48 2018: /usr/local/bin/ncrcat -d time,58319.611111111,58320.5 J0401.optics.epscor.realtime.nc J0401.optics.epscor.realtime.nc.new

2024-03-19T08:20:39Z (local files)
2024-03-19T08:20:39Z http://www.neracoos.org/tabledap/J04_optics_all.das";
    String id "J04-optics-epscor";
    String infoUrl "http://www.neracoos.org/";
    String institution "UMaine";
    String institution_url "http://gyre.umeoce.maine.edu";
    String julian_day_convention "Julian date convention begins at 00:00:00 UTC on 17 November 1858 AD";
    String keywords "association, bay, buoy, chemistry, chlorophyll, chlorophyll data_quality, chlorophyll_concentration_in_sea_water, chlorophyll_qc, circulation, color, concentration, conductivity, created, currents, data, date, density, department, depth, earth, Earth Science > Oceans > Ocean Chemistry > Chlorophyll, Earth Science > Oceans > Ocean Chemistry > Oxygen, Earth Science > Oceans > Ocean Circulation > Ocean Currents, Earth Science > Oceans > Ocean Optics > Turbidity, Earth Science > Oceans > Ocean Pressure > Sea Level Pressure, Earth Science > Oceans > Ocean Temperature > Water Temperature, Earth Science > Oceans > Ocean Waves > Significant Wave Height, Earth Science > Oceans > Ocean Waves > Wave Period, Earth Science > Oceans > Ocean Winds > Surface Winds, Earth Science > Oceans > Salinity/Density > Conductivity, Earth Science > Oceans > Salinity/Density > Density, Earth Science > Oceans > Salinity/Density > Salinity, epscor, equivalent, height, identifier, integrated, ioos, j04, latitude, level, longitude, machias, maine, marine, modified, name, neracoos, northeastern, O2, observing, ocean, ocean color, oceanography, oceans, optics, oxygen, period, physical, pressure, QSE, QSE_qc, quality, quinine, quinine sulfate equivalent data_quality, quinine_sulfate_equivalent_in_sea_water, realtime, record, regional, salinity, salinity/density, school, science, sciences, sea, seawater, sensor, significant, station, station_name, sufalte, sulfate, surface, system, systems, temperature, time, time_created, time_modified, turbidity, turbidity date_quality, turbidity_of_sea_water, turbidity_qc, umaine, university, water, wave, waves, winds";
    String keywords_vocabulary "GCMD Science Keywords";
    Float64 latitude 44.606625;
    String license 
"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.";
    String long_name "J04 Machias Bay Optics Epscor";
    Float64 longitude -67.36035;
    Float64 magnetic_variation -16.5;
    String mooring_site_id "J0401";
    String naming_authority "edu.maine";
    Int32 nco_openmp_thread_number 1;
    String neracoos_data_provider "UMO";
    Float64 Northernmost_Northing 44.60663;
    String optics_package "UNE";
    String original_title "Department of Physical Oceanography, School of Marine Sciences, University of Maine J04 Optics realtime Buoy Sensor";
    String processing "realtime";
    String project "NERACOOS";
    String project_url "http://gomoos.org";
    String publisher "NERACOOS";
    String publisher_email "[email protected]";
    String publisher_name "Northeastern Regional Association of Coastal and Ocean Observing Systems (NERACOOS)";
    String publisher_phone "(603) 319 1785";
    String publisher_type "institution";
    String publisher_url "http://www.neracoos.org/";
    String references "http://gyre.umeoce.maine.edu/data/gomoos/buoy/doc/buoy_system_doc/buoy_system/book1.html";
    String short_name "J04";
    String source "Ocean Data Acquisition Systems (ODAS) Buoy";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 44.60663;
    String standard_name_vocabulary "CF Standard Name Table v29";
    Float64 starting_julian_day_number 58319.61111111101;
    String starting_julian_day_string "2018-07-20 14:40:00";
    String station_name "J04";
    String subsetVariables "chlorophyll_qc, turbidity_qc, QSE_qc";
    String summary "Ocean observation data from the Northeastern Regional Association of Coastal & Ocean Observing Systems (Northeastern Regional Association Ocean Observing Systems (NERACOOS)). The NERACOOS region includes the northeast United States and Canadian Maritime provinces, as part of the United States Integrated Ocean Observing System (IOOS).  These data are served by Unidata's Thematic Realtime Environmental Distributed Data Services (THREDDS) Data Server (TDS) in a variety of interoperable data services and output formats.";
    String testOutOfDate "now-1day";
    String time_coverage_end "2019-04-05T14:20:00Z";
    String time_coverage_start "2018-07-20T14:40:00Z";
    String time_zone "UTC";
    String title "J04 Optics Sensor(Machias Bay)";
    Float64 Westernmost_Easting -67.36035;
  }
}

 

Using tabledap to Request Data and Graphs from Tabular Datasets

tabledap lets you request a data subset, a graph, or a map from a tabular dataset (for example, buoy data), via a specially formed URL. tabledap uses the OPeNDAP (external link) Data Access Protocol (DAP) (external link) and its selection constraints (external link).

The URL specifies what you want: the dataset, a description of the graph or the subset of the data, and the file type for the response.

Tabledap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/pmelTaoDySst.htmlTable?longitude,latitude,time,station,wmo_platform_code,T_25&time>=2015-05-23T12:00:00Z&time<=2015-05-31T12:00:00Z
Thus, the query is often a comma-separated list of desired variable names, followed by a collection of constraints (e.g., variable<value), each preceded by '&' (which is interpreted as "AND").

For details, see the tabledap Documentation.


 
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