AVISO Merged Altimetry
AVISO Merged Altimetry
Posted January 28, 2013Thanks to updates at NOAA OceanWatch, Voyager now provides daily, weekly, and monthly AVISO merged altimetry, replacing the previously provided Jason-1 product. This dataset merges Jason-1, Jason-2, and TOPEX/Poseidon satellite altimeters for improved measurements of sea surface height and geostrophic surface currents. For near real-time observations, it may also merge other available altimeters, such as CryoSat-2. Due to AVISO’s license constraints, these products are reported as anomalies from the 1992-2002 climatology of Niiler et al. 2003. Monthly and weekly composites are provided for the entire time period 1992 to the present while the daily data are a 30-day rolling archive of the most recently available data.
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