The 3B42RT was found
to underestimate rainfall by 19% compared to gauge
measurements even though it had the lowest bias among
the four satellite algorithms compared. It is understood
that extreme precipitation remains one of the main uncertainties
in satellite precipitation retrieval and more
detailed evaluations are needed to assess the quality and
error characteristics of these datasets in a variety of
different geographical regions and for different precipitation
systems (Sorooshian et al. 2011).