This page provides the Algorithm Theoretical Basis Documents (ATBD) for the Global Precipitation Climatology Project (GPCP) v1.3 (daily) and v2.3 (monthly) products. The documents have been produced in the scope and by a team of the Global Precipitation Climatology Project.

Algorithm theoretical basis document for the monthly dataset, 01B-34 (PDF)

Provides in-depth documentation on the algorithms used to derive the monthly dataset

Algorithm theoretical basis document for the daily dataset, 01B-35 (PDF)

Provides in-depth documentation on the algorithms used to derive the daily dataset.