Evaluating the Performance of Secondary Precipitation Products through Statistical and Hydrological Modeling in a Mountainous Tropical Basin of India

Table 1

Overview of the 16 daily (or subdaily) gridded precipitation datasets evaluated in this study.

S. no.	Precipitation dataset	Spatial resolution (degrees)	Spatial coverage	Temporal coverage	References
Gauge-based
1	IMD (Indian Meteorological Department)	0.25	India	1980–2014	Pai et al. [59]
2	APHRODITE (Asian Precipitation Highly Resolved Observational Data Integration Towards Evaluation)	0.25	Monsoon Asia 60°E-150°E and 15°S-55°N	1951–2015	Yatagai et al. [60]
Satellite-only
3	SM2RAIN-CCI (Soil Moisture 2 Rain-Climate Change Initiative)	0.25	Global	1998–2015	Ciabatta et al. [61]
Reanalysis products
4	CHIRP v2.0 (Climate Hazards Group Infrared Precipitation version 2.0)	0.05	50°S-50°N	1981-NRT	Funk et al. [62]
5	CHIRPS v2.0 (Climate Hazards Group Infrared Precipitation with Stations version 2.0)	0.05	50°S-50°N	1981-NRT	Funk et al. [62]
6	CHIRPS v2.0 (Climate Hazards Group Infrared Precipitation with Stations version 2.0)	0.25	50°S-50°N	1981-NRT	Funk et al. [62]
7	GSMAP Gauge RNL v6 (Global Satellite Mapping of precipitation gauge reanalysis version 6)	0.1	Global	2000–2014	Okamoto et al. [63]
8	NCEP-CFSR(National Centres for Environmental Prediction-Climate Forecast System Reanalysis)	0.31	Global	1979–2014	Saha et al. [64]
9	PGF v2 (Princeton Global Forcing version 2)	0.25	90°N-90°S	1901–2012	Sheffield et al. [65]
10	PGF v2 (Princeton Global Forcing version 2)	0.5	90°N-90°S	1901–2012	Sheffield et al. [65]
11	MSWEP v1.2 (Multisource Weighted Ensemble Precipitation version 1.2)	0.25	Global	1979–2015	Beck et al. [66]
Gauge-adjusted
12	GPCP-CDR v1.3 (Global Precipitation Climatology Project-Climate Data Record)	1	Global	1996-NRT	Huffman et al. [67]
13	GPCC v.2018 (Global Precipitation Climatology Centre version 2018)	1	Global	1982–2016	Schneider et al. [68]
14	GPCC v.7 (Global Precipitation Climatology Centre version.7)	0.5	90°N-90°S	1901–2013	Schneider et al. [65]
15	PERSIANN-CDR (Precipitation Estimation from Remotely Sensed Information Using Artificial Neural Networks-Climate Data Record)	0.25	60°N-60°S	1983–2017	Schneider et al. [65]
16	TRMM 3B42 v7 (Tropical Rainfall Measurement Mission 3B42 version 7)	0.25	50°N-50°S	1998-NRT	Huffman et al. [67]

Abbreviations in the data source category column are defined as follows: G, gauge; S, satellite; and R, reanalysis. The term “global” indicates fully global coverage including ocean areas.