A global monthly reflectance dataset from September 1997 to December 1999 a
t 8 km spatial resolution was derived from Sea Wide Field of view Sensor (
SeaWiFS). This dataset, used for prototyping MODIS Land/Atmosphere algorith
ms, is now available for release to the broader community. This Letter desc
ribes the data processing, data format, and how these value-added data and
some tools for their analysis may be obtained.