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Surface underway measurements of partial pressure of carbon dioxide (pCO2), sea surface temperature, sea surface salinity and other parameters from Autonomous Surface Vehicle (ASV) Saildrone 1020 (EXPOCODE 32DB20180630) in the North Pacific Ocean, Bering Sea, Chukchi Sea and Arctic Ocean from 2018-06-30 to 2018-10-06 (NCEI Accession 0237772)

Published by NOAA National Centers for Environmental Information | U.S. Census Bureau, Department of Commerce | Catalog Last Checked: May 06, 2026 at 02:47 AM | Dataset Last Updated: July 01, 2021 at 12:00 AM
This dataset includes surface underway chemical, meteorological and physical data collected from Autonomous Surface Vehicle (ASV) Saildrone 1020 (EXPOCODE 32DB20180630) in the North Pacific Ocean, Bering Sea, Chukchi Sea and Arctic Ocean from 2018-06-30 to 2018-10-06. These data include xCO2 SW (wet) - mole fraction of CO2 in air in equilibrium with the seawater at sea surface temperature and measured humidity; H2O SW - Mole fraction of H2O in air from equilibrator; xCO2 Air (wet) - Mole fraction of CO2 in air from airblock, 0.67m (26") above the sea surface at measured humidity; H2O Air - Mole fraction of H2O in air from airblock, 0.67m (26") above the sea surface; Atmospheric pressure at the airblock, 0.67m (26") above the sea surface; Atmospheric pressure at the airblock, 0.67m (26") above the sea surface; Temperature of the Infrared Licor 820 in degrees Celsius; MAPCO2 %O2 - The percent oxygen of the surface seawater divided by the percent oxygen of the atmosphere at 0.67m (26") above the sea surface; Sea Surface Temperature; Sea Surface Salinity; xCO2 SW (dry) - Mole fraction of CO2 in air in equilibrium with the seawater at sea surface temperature (dry air); xCO2 Air (dry) - Mole fraction of CO2 in air at the airblock, 0.67m (26") above the sea surface (dry air); fCO2 SW (sat) - Fugacity of CO2 in air in equilibrium with the seawater at sea surface temperature (100% humidity); fCO2 Air (sat) - Fugacity of CO2 in air at the airblock, 0.67m (26") above the sea surface (100% humidity); dfCO2 - Difference of the fugacity of the CO2 in seawater and the fugacity of the CO2 in air (fCO2 SW - fCO2 Air); pCO2 SW (wet) - Partial Pressure of CO2 in air in equilibrium with the seawater at sea surface temperature (100% humidity); pCO2 Air (wet) - Partial Pressure of CO2 in air at the airblock, 0.67m (26") above the sea surface (100% humidity); dpCO2 - Difference of the partial pressure of CO2 in seawater and air (pCO2 SW - pCO2 Air; pH of Seawater (total scale). The Autonomous Surface Vehicle CO2 (ASVCO2) instruments used to collect these data include Bubble type equilibrator for autonomous carbon dioxide (CO2) measurement, Carbon dioxide (CO2) gas analyzer, Humidity Sensor, and oxygen meter.

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0237772 Delta pCO2 Partial pressure (or fugacity) of carbon dioxide - atmosphere partial pressure of carbon dioxide - water PERCENT OXYGEN pH SALINITY - SURFACE WATER WATER TEMPERATURE

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description This dataset includes surface underway chemical, meteorological and physical data collected from Autonomous Surface Vehicle (ASV) Saildrone 1020 (EXPOCODE 32DB20180630) in the North Pacific Ocean, Bering Sea, Chukchi Sea and Arctic Ocean from 2018-06-30 to 2018-10-06. These data include xCO2 SW (wet) - mole fraction of CO2 in air in equilibrium with the seawater at sea surface temperature and measured humidity; H2O SW - Mole fraction of H2O in air from equilibrator; xCO2 Air (wet) - Mole fraction of CO2 in air from airblock, 0.67m (26") above the sea surface at measured humidity; H2O Air - Mole fraction of H2O in air from airblock, 0.67m (26") above the sea surface; Atmospheric pressure at the airblock, 0.67m (26") above the sea surface; Atmospheric pressure at the airblock, 0.67m (26") above the sea surface; Temperature of the Infrared Licor 820 in degrees Celsius; MAPCO2 %O2 - The percent oxygen of the surface seawater divided by the percent oxygen of the atmosphere at 0.67m (26") above the sea surface; Sea Surface Temperature; Sea Surface Salinity; xCO2 SW (dry) - Mole fraction of CO2 in air in equilibrium with the seawater at sea surface temperature (dry air); xCO2 Air (dry) - Mole fraction of CO2 in air at the airblock, 0.67m (26") above the sea surface (dry air); fCO2 SW (sat) - Fugacity of CO2 in air in equilibrium with the seawater at sea surface temperature (100% humidity); fCO2 Air (sat) - Fugacity of CO2 in air at the airblock, 0.67m (26") above the sea surface (100% humidity); dfCO2 - Difference of the fugacity of the CO2 in seawater and the fugacity of the CO2 in air (fCO2 SW - fCO2 Air); pCO2 SW (wet) - Partial Pressure of CO2 in air in equilibrium with the seawater at sea surface temperature (100% humidity); pCO2 Air (wet) - Partial Pressure of CO2 in air at the airblock, 0.67m (26") above the sea surface (100% humidity); dpCO2 - Difference of the partial pressure of CO2 in seawater and air (pCO2 SW - pCO2 Air; pH of Seawater (total scale). The Autonomous Surface Vehicle CO2 (ASVCO2) instruments used to collect these data include Bubble type equilibrator for autonomous carbon dioxide (CO2) measurement, Carbon dioxide (CO2) gas analyzer, Humidity Sensor, and oxygen meter.
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issued 2021-06-25T00:00:00.000+00:00
keyword 
                                            [
  "0237772",
  "Delta pCO2",
  "Partial pressure (or fugacity) of carbon dioxide - atmosphere",
  "partial pressure of carbon dioxide - water",
  "PERCENT OXYGEN",
  "pH",
  "SALINITY - SURFACE WATER",
  "WATER TEMPERATURE",
  "barometric pressure sensor",
  "bubble type equilibrator for autonomous carbon dioxide (CO2) measurement",
  "carbon dioxide (CO2) gas analyzer",
  "oxygen sensor",
  "pH sensor",
  "salinometer",
  "temperature sensor",
  "chemical",
  "continuous",
  "meteorological",
  "physical",
  "surface underway",
  "NOAA Pacific Marine Environmental Laboratory",
  "University of Alaska Fairbanks",
  "University of Alaska Fairbanks",
  "Surface Ocean CO2 Atlas (SOCAT)",
  "US DOC; NOAA; Office of Oceanic and Atmospheric Research; Ocean Acidification Program (OAP)",
  "Arctic Ocean",
  "Bering Sea",
  "Chukchi Sea",
  "North Pacific Ocean",
  "oceanography",
  "DOC/NOAA/OAR/PMEL > Pacific Marine Environmental Laboratory, OAR, NOAA, U.S. Department of Commerce",
  "32DB20180630_ASV_Saildrone1020_Chukchi_Jun2018_Oct2018",
  "32DB20180630",
  "Ocean Acidification Program (OAP)",
  "Ocean Carbon and Acidification Data System (OCADS) Project",
  "Coastal",
  "EARTH SCIENCE > ATMOSPHERE > ATMOSPHERIC CHEMISTRY > CARBON AND HYDROCARBON COMPOUNDS > ATMOSPHERIC CARBON DIOXIDE > PARTIAL PRESSURE OF CARBON DIOXIDE",
  "EARTH SCIENCE > CLIMATE INDICATORS > ATMOSPHERIC/OCEAN INDICATORS > SURFACE SALINITY",
  "EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > CARBON DIOXIDE",
  "EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > OXYGEN",
  "EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > PH",
  "EARTH SCIENCE > OCEANS > OCEAN TEMPERATURE > WATER TEMPERATURE",
  "EARTH SCIENCE > OCEANS > SALINITY/DENSITY > SALINITY",
  "Continuous measurement",
  "Surface underway",
  "Saildrone",
  "%O2",
  "CO2 Air QF",
  "CO2 SW QF",
  "Delta fCO2 (fCO2 SW - fCO2 Air)",
  "H2O Air",
  "H2O SW",
  "Licor Atm Pressure",
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  "Pressure of Licor",
  "SS Salinity",
  "SST",
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  "fCO2 SW (sat)",
  "pCO2 Air (wet)",
  "pCO2 SW (wet)",
  "pH (total scale)",
  "xCO2 Air (dry)",
  "xCO2 Air (wet)",
  "xCO2 SW (dry)",
  "xCO2 SW (wet)",
  "BAROMETERS > BAROMETERS",
  "CO2 ANALYZERS > CO2 ANALYZERS",
  "EQUILIBRATORS",
  "OXYGEN METERS > OXYGEN METERS",
  "PH METERS > PH METERS",
  "SALINOMETERS",
  "TEMPERATURE SENSORS > TEMPERATURE SENSORS",
  "Saildrone",
  "Saildrone",
  "autonomous surface water vehicle",
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  "OCEAN > PACIFIC OCEAN > NORTH PACIFIC OCEAN",
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  "Bering Sea",
  "Chukchi Sea",
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modified 2021-07-01T00:00:00.000+00:00
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  "https://www.ncei.noaa.gov/access/ocean-carbon-acidification-data-system/oceans/ASV/",
  "https://www.ncei.noaa.gov/products/ocean-carbon-acidification-data-system"
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rights otherRestrictions
spatial -160.11,53.845,-169.879,72.296
temporal 2018-06-30T00:00:00+00:00/2018-10-06T00:00:00+00:00
title Surface underway measurements of partial pressure of carbon dioxide (pCO2), sea surface temperature, sea surface salinity and other parameters from Autonomous Surface Vehicle (ASV) Saildrone 1020 (EXPOCODE 32DB20180630) in the North Pacific Ocean, Bering Sea, Chukchi Sea and Arctic Ocean from 2018-06-30 to 2018-10-06 (NCEI Accession 0237772)

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