SPURS-2 Saildrone data for the E. Tropical Pacific field campaign

(SPURS2_SAILDRONE)
Version1.0
Processing Level2
Start/Stop Date2017-Oct-16 to 2017-Nov-17
Short NameSPURS2_SAILDRONE
DescriptionThe SPURS (Salinity Processes in the Upper Ocean Regional Study) project is a NASA-funded oceanographic process study and associated field program that aim to elucidate key mechanisms responsible for near-surface salinity variations in the oceans. The project is comprised of two field campaigns and a series of cruises in regions of the Atlantic and Pacific Oceans exhibiting salinity extremes. SPURS employs a suite of state-of-the-art in-situ sampling technologies that, combined with remotely sensed salinity fields from the Aquarius/SAC-D, SMAP and SMOS satellites, provide a detailed characterization of salinity structure over a continuum of spatio-temporal scales. The SPURS-2 campaign involved two month-long cruises by the R/V Revelle in August 2016 and October 2017 combined with complementary sampling on a more continuous basis over this period by the schooner Lady Amber. Focused around a central mooring located near 10N,125W, the objective of SPURS-2 was to study the dynamics of the rainfall-dominated surface ocean at the western edge of the eastern Pacific fresh pool subject to high seasonal variability and strong zonal flows associated with the North Equatorial Current and Countercurrent. Two saildrones were deployed over a month period during the second SPURS-2 R/V Revelle cruise in 2017. Saildrone is a state-of-the-art, remotely guided, wind and solar powered unmanned surface vehicle (USV) capable of long distance deployments lasting up to 12 months. It is equipped with a suite of instruments and sensors providing high quality, georeferenced, near real-time, multi-parameter surface ocean and atmospheric observations while transiting at typical speeds of 3-5 knots. Saildrone data files are in netCDF format and CF/ACDD/NCEI compliant. They contain the saildrone platform telemetry and near-surface observational data (air temperature, sea surface skin and bulk temperatures, salinity, oxygen and chlorophyll-a concentrations, barometric pressure, wind speed and direction) for the entire cruise at 1 minute temporal resolution.
DOI10.5067/SPUR2-SDRON
MeasurementATMOSPHERE > ATMOSPHERIC WINDS > SURFACE WINDS
ATMOSPHERE > ATMOSPHERIC PRESSURE > ATMOSPHERIC PRESSURE MEASUREMENTS
ATMOSPHERE > ATMOSPHERIC TEMPERATURE > AIR TEMPERATURE
OCEANS > SALINITY/DENSITY > SALINITY
OCEANS > OCEAN TEMPERATURE > SEA SURFACE TEMPERATURE
OCEANS > OCEAN OPTICS > FLUORESCENCE
OCEANS > OCEAN CHEMISTRY > OXYGEN
OCEANS > SALINITY/DENSITY > CONDUCTIVITY
Platform/Sensor
Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
PYROMETERS
SENSOR
Name: Heitronics Wing IR Pyrometer (PYROMETERS)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
ADCP
SENSOR
Name: Acoustic Doppler Current Profiler (ADCP)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
CTD
SENSOR
Name: Conductivity, Temperature, Depth (CTD)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
FLUOROMETERS
SENSOR
Name: Fluorometer (FLUOROMETERS)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
ANEMOMETERS
SENSOR
Name: Aanderaa Dissolved Oxygen (710) Sensor 4831 (ANEMOMETERS)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

Saildrone
Platform
Name: Saildrone Unmanned Surface Vehicle (Saildrone)
Orbit Period: 0.0 minutes
Inclination Angle: 0.0 degrees
/
BAROMETERS
SENSOR
Name: Vaisala Barometer PTB210 (BAROMETERS)
Swath Width: 0.001 kilometers
Description: Spacecraft angular distance from orbital plane relative to the Equator.

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ProjectNASA Salinity Processes in the Upper Ocean Regional Study (SPURS)
Data ProviderPublisher: SPURS Data Management PI, Fred Bingham
Creator: D. Zhang, and M.F. Cronin
Release Place: NOAA Pacific Marine Environmental Laboratory, 7600 Sand Point Way NE, Seattle, WA, USA
Release Date: 2019-Mar-28
Resource: http://podaac.jpl.nasa.gov/SPURS

FormatnetCDF-4
Keyword(s)Saildrone, CTD, fluorometer, anemometer, surface, trajectory, chlorophyll-a, oxygen concentration, wind speed, wind direction, Salinity, Conductivity, Temperature, Pressure, Upper Ocean, SPURS2, Eastern Tropical Pacific, ITCZ region, Cruises, Revelle, insitu, SPURS, oceanographic campaign
Questions related to this dataset? Contact podaac@podaac.jpl.nasa.gov
Resolution
Spatial Resolution: 1 Meters x 1 Meters
 
Coverage
North Bounding Coordinate: 10.9 degrees
South Bounding Coordinate: 8.5 degrees
West Bounding Coordinate: -125 degrees
East Bounding Coordinate: -124.5 degrees
Time Span: 2017-Oct-16 to 2017-Nov-17
Granule Time Span: 2017-Oct-16 to 2017-Nov-17
 
Projection
Projection Type: WGS84
Ellipsoid: WGS 84
 
Citation is critically important for dataset documentation and discovery. Please cite the data as follows, and cite the reference papers when it is appropriate.
Citation D. Zhang, and M.F. Cronin. 2019. SPURS Field Campaign ARGO float Products. Ver. 1.0. PO.DAAC, CA, USA. Dataset accessed [YYYY-MM-DD] at https://doi.org/10.5067/SPUR2-SDRON

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For more information see Data Citations and Acknowledgments.

Journal Reference Zhang, D., M.F. Cronin, C. Meinig, J.T. Farrar, R. Jenkins, D. Peacock, J. Keene, A. Sutton, and Q. Yang. 2019. Comparing air-sea flux measurements from a new unmanned surface vehicle and proven platforms during the SPURS-2 field campaign. Oceanography 32(2):122-133. https://doi.org/10.5670/oceanog.2019.220

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