Earth & Space Research OSCAR L4 Version 2.0 Dataset Release

2022-01-31

The PO.DAAC is pleased to announce the public release of the Earth & Space Research, Ocean Surface Current Analyses Real-time (OSCAR) Level 4 Version 2.0 datasets. OSCAR ocean mixed layer velocities are calculated from satellite-sensed sea surface height gradients, ocean vector winds, and sea surface temperature gradients using a simplified physical model for geostrophy, Ekman, and thermal wind dynamics.

Animation: Ocean Surface Current Speed from OSCAR V2.0 (2020-2021)

Animation of ocean surface current speed over the period January 2020 to December 2021 based on the OSCAR (Ocean Surface Current Analysis Real-time) Level 4, quarter degree grid with a 1 day resolution dataset from Earth & Space Research (ESR). Please note that the missing data are represented by the gray color. OSCAR ocean mixed layer velocities are provided at three quality levels: Final, Interim and Near Real Time with a respective latency of each of approximately 1 year, 1 month, and 2 days.

Tutorial: OPeNDAP in the Cloud

OPeNDAP is a standard interface for transferring, transforming and subsetting earth science data. It’s capable of subsetting by time, space and variable, and is a great tool for those looking to reduce the amount of gridded data required for research or analysis to a specific region, time, or set of variables.

“OPeNDAP in the cloud” is a hosted, Earthdata enterprise service that provides a single interface to all Earthdata cloud data enabled for OPeNDAP. Because of the move to a hosted service, there are some mechanisms that have changed for how users interact with the tool.

PO.DAAC Phase 1 - Operational Switch from PO.DAAC Drive to Cloud Only Distribution

2022-01-24

As detailed in the 12 July 2021 announcement, PO.DAAC has been migrating datasets to the NASA Earthdata Cloud, hosted in Amazon Web Services (AWS). On January 31, 2022 at 17:00 UTC, PO.DAAC will be removing PO.DAAC Drive access to the Phase 1 datasets. They will be available ONLY through our Earthdata Cloud end-points.

Learn more What Users Can Expect on January 31, 2022

PO.DAAC Phase 1 - Operational Switch from PO.DAAC Drive to Cloud Only Distribution

2022-01-18

As detailed in the 12 July 2021 announcement, PO.DAAC has been migrating datasets to the NASA Earthdata Cloud, hosted in Amazon Web Services (AWS). On January 31, 2022 at 17:00 UTC, PO.DAAC will be removing PO.DAAC Drive access to the Phase 1 datasets. They will be available ONLY through our Earthdata Cloud end-points.

Learn more What Users Can Expect on January 31, 2022

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