NPP first images for land cover was obtained on 11/21/2011
NPP VIIRS 500m GVI data were produced since May 2, 2012 to now
Data and images displayed on STAR sites
are provided for experimental use only and are
not official operational NOAA products.
More information>>
STAR - Global Vegetation Health Products :
VIIRS Granules
VIIRS data are saved by Granules, each granule covers about 5 minutes observation.
The figure below shows the data available from April 1 to june 30, 2002.