N: 38.1 S: 36.3 E: -122.9 W: -125.4
Description
This dataset contains APEX float in-situ measurements taken during the Sub-Mesoscale Ocean Dynamics Experiment (S-MODE) field campaign. Data was collected approximately 300 km offshore of San Francisco, during Spring 2023. S-MODE aims to understand how ocean dynamics acting on short spatial scales influence the vertical exchange of physical and biological variables in the ocean. US Naval Oceanographic Office (NAVO) APEX floats measure subsurface properties including temperature and salinity. Data are available in netCDF format.
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Variables
The table below lists the variables contained within a single granule for this dataset. Variables often contain observed or derived geophysical measurements collected from a variety of sources, including remote sensing instruments on satellite and airborne platforms, field campaigns, in situ measurements, and model outputs. The terms variable, parameter, scientific data set, layer, and band have been used across NASA’s Earth science disciplines; however, variable is the designated nomenclature in NASA’s Common Metadata Repository (CMR). Variable metadata attributes such as Name, Description, Units, Data Type, Fill Value, Valid Range, and Scale Factor allow users to efficiently process and analyze the data. The full range of attributes may not be applicable to all variables. Additional information on variable attributes is typically available in the data, user guide, and/or other product documentation.
For questions on a specific variable, please use the Earthdata Forum.
| Name Sort descending | Description | Units | Data Type | Fill Value | Valid Range | Scale Factor |
|---|---|---|---|---|---|---|
| depth | APEX float depth | m | float | N/A | N/A | 1 |
| latitude | latitude recorded by APEX float | degree_north | double | N/A | N/A | 1 |
| longitude | longitude recorded by APEX float | degree_east | double | N/A | N/A | 1 |
| profile | APEX float profile number | 1 | int | N/A | N/A | 1 |
| profile_number | CTD profile number associated with CTD measurement | 1 | int | N/A | N/A | 1 |
| salinity | Sea water practical salinity measured by APEX float | 1 | float | N/A | 30 to 40 | 1 |
| temperature | In situ sea water temperature recorded by APEX float | degrees_C | float | N/A | -1 to 32 | 1 |
| time | Time recorded by APEX float | seconds since 1970-01-01T00:00:00Z | double | N/A | N/A | 1 |