Calculates the Precipitation Concentration Period (PCP) on a
daily or monthly precipitation serie.
Usage
pcp(object)
Arguments
object
a daily or monthly precipitation serie.
Value
A data.frame containing the following variables:
year is the year.
pcp is the precipitation concentration period, in degree, corresponding to a year.
Results correspond to a month like below when using the `azimuth` default values:
0 = January, 30 = February, 60 = March, ..., 300 = November, and 330 = December.
References
Zhang L.J., Qian Y.F. (2003) Annual distribution features of precipitation in China and their interannual variations. J Acta Meteorological Sinica 17:146-163