<p>This is the DTU21 Mean Sea surface (MSS) from DTU. The 1-minute high resolution Mean Sea Surface is computed over the 1993-2012 period from multiple satellites. </p>
<p>The MSS is available online in two file formats and in two reference systems. </p>
<p>Reference system: </p>
<p> TOPEX ellipsoid: </p>
<p> WGS84 ellipsoid (WGS84)</p>
<p>Fileformat: </p>
<p> XYZ (ASCII format. Grid is written out as point locations). </p>
<p> Gravsoft: DTU Space ASCII file format . </p>
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<p>Grid contains: 10800 cells (latitude) x 21602 cells in longitude.</p>