Africa - Central Africa - Sahel Africa - South Asia - East Siberia Asia - Indonesia Asia - North Central Asia - South Central Asia and China Asia - Southeast Asia and India Asia - West Siberia Australia Europe Global - Land Middle East and Sahara North America - Alaska and Northern Canada North America - Central America North America - Eastern United States North America - Southern Canada North America - Western United States South America - Amazon South America - Southeast South America - Southwest

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	3.58
b.e30_beta02.BLT1850.ne30_t232.104	[-]	4.01	4.03	3.60		3.36		0.526	1.89	2.35		0.470	0.338	0.617	0.920	0.536
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	4.41	4.41	3.58		3.71		0.774	2.09	2.05		0.346	0.281	0.676	0.954	0.508

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.28
b.e30_beta02.BLT1850.ne30_t232.104	[-]	4.01	4.00	2.26		2.66		1.76	2.63	0.622		0.0892	0.180	0.928	0.834	0.442
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.34	3.31	2.28		2.67		1.05	1.76	0.753		0.268	0.310	0.907	0.871	0.533

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.29
b.e30_beta02.BLT1850.ne30_t232.104	[-]	3.06	3.06	2.31		2.20		0.716	1.64	1.14		0.326	0.386	0.836	0.950	0.577
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.20	3.20	2.28		2.88		0.840	1.72	1.31		0.290	0.377	0.822	0.890	0.551

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	0.992
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.62	1.62	0.965		0.912		0.663	0.833	0.626		0.0986	0.304	0.944	0.885	0.507
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.52	1.52	0.993		0.956		0.545	0.788	0.999		0.196	0.275	0.882	0.949	0.516

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	6.94
b.e30_beta02.BLT1850.ne30_t232.104	[-]	9.18	9.19	6.91		6.72		1.83	3.03	1.90		0.336	0.443	0.718	0.813	0.551
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	8.00	8.02	6.98		6.62		0.159	3.17	1.82		0.368	0.429	0.719	0.491	0.487

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.35
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.80	1.80	1.37		1.99		0.452	0.621	0.770		0.381	0.536	0.921	0.938	0.662
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.72	1.73	1.35		2.02		0.394	0.624	0.793		0.437	0.496	0.929	0.957	0.663

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.57
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.98	2.00	1.55		4.69		0.580	1.11	1.32		0.398	0.451	0.814	0.873	0.597
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.89	1.92	1.55		4.29		0.487	1.12	1.13		0.439	0.438	0.858	0.888	0.612

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	3.68
b.e30_beta02.BLT1850.ne30_t232.104	[-]	4.00	3.95	3.55		4.81		0.712	2.43	0.990		0.384	0.317	0.869	0.843	0.546
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.80	3.75	3.63		5.34		0.277	2.55	1.09		0.426	0.288	0.852	0.901	0.551

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	0.983
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.35	1.36	0.980		0.791		0.347	0.515	1.14		0.367	0.476	0.878	0.967	0.633
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.31	1.32	0.985		0.622		0.323	0.518	1.14		0.410	0.465	0.885	0.964	0.638

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.67
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.02	2.01	1.58		2.59		0.584	0.875	0.964		0.301	0.537	0.889	0.972	0.647
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.80	1.80	1.64		2.49		0.306	0.820	1.05		0.409	0.461	0.859	0.977	0.634

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.97
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.48	2.49	1.95		1.95		0.516	0.784	1.43		0.374	0.602	0.816	0.962	0.671
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	2.27	2.28	1.97		1.90		0.265	0.810	1.70		0.513	0.464	0.748	0.963	0.630

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.04
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.41	2.41	2.02	1.08	3.36		0.514	1.28	1.33		0.365	0.465	0.815	0.880	0.598
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	2.41	2.41	2.02	1.34	3.63		0.481	1.24	1.47		0.422	0.449	0.790	0.890	0.600

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	0.382
b.e30_beta02.BLT1850.ne30_t232.104	[-]	0.569	0.571	0.383		0.565		0.202	0.463	1.87		0.561	0.610	0.707	0.926	0.683
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	0.471	0.473	0.379		0.705		0.109	0.372	1.85		0.640	0.675	0.714	0.944	0.730

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.08
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.66	1.67	1.04	0.627	1.29		0.562	0.762	0.757		0.251	0.398	0.930	0.904	0.576
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.66	1.67	1.08	0.580	1.26		0.571	0.785	0.968		0.333	0.431	0.890	0.769	0.571

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.71
b.e30_beta02.BLT1850.ne30_t232.104	[-]	4.17	4.17	2.61		3.71		1.62	2.51	1.45		0.257	0.334	0.792	0.817	0.507
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.72	3.69	2.69		3.20		1.25	2.31	1.34		0.330	0.316	0.807	0.744	0.503

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.68
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.80	2.82	2.73		3.19		0.160	0.833	1.28		0.531	0.538	0.817	0.890	0.663
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	2.63	2.65	2.67		3.10		0.0198	0.935	1.95		0.467	0.478	0.712	0.895	0.606

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	2.06
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.50	2.49	2.02		3.51		0.628	0.823	1.11		0.410	0.637	0.861	0.930	0.695
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	2.45	2.45	2.06		3.23		0.553	0.855	1.48		0.444	0.520	0.790	0.913	0.638

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.05
b.e30_beta02.BLT1850.ne30_t232.104	[-]	1.69	1.69	1.05		1.44		0.675	0.943	1.54		0.231	0.448	0.772	0.939	0.568
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	1.44	1.43	1.05		0.909		0.423	0.781	1.50		0.402	0.451	0.795	0.949	0.610

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	5.56
b.e30_beta02.BLT1850.ne30_t232.104	[-]	5.11	5.12	5.44		4.56		-0.301	2.81	0.721		0.345	0.493	0.920	0.645	0.579
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	6.53	6.54	5.57		5.04		1.01	2.69	0.980		0.447	0.470	0.894	0.637	0.584

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	3.27
b.e30_beta02.BLT1850.ne30_t232.104	[-]	2.78	2.80	3.26		2.68		-0.488	1.30	1.21		0.504	0.566	0.839	0.961	0.687
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.59	3.60	3.28		3.07		0.316	1.44	1.06		0.515	0.520	0.865	0.854	0.655

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [mm d-1]	Benchmark Period Mean (complement) [mm d-1]		Bias [mm d-1]	RMSE [mm d-1]	Phase Shift [months]		Bias Score [1]	RMSE Score [1]	Seasonal Cycle Score [1]	Spatial Distribution Score [1]	Overall Score [1]
Benchmark	[-]	1.30
b.e30_beta02.BLT1850.ne30_t232.104	[-]	3.66	3.66	1.26		1.33		2.29	2.97	1.30		0.0939	0.298	0.817	0.352	0.372
f.e23_alpha17f.FLTHIST_ne30.roughtopo.099	[-]	3.31	3.31	1.29		1.82		1.88	2.55	1.14		0.156	0.297	0.857	0.340	0.389

Africa - Central Africa - Sahel Africa - South Asia - East Siberia Asia - Indonesia Asia - North Central Asia - South Central Asia and China Asia - Southeast Asia and India Asia - West Siberia Australia Europe Global - Land Middle East and Sahara North America - Alaska and Northern Canada North America - Central America North America - Eastern United States North America - Southern Canada North America - Western United States South America - Amazon South America - Southeast South America - Southwest Temporally integrated period mean Temporally integrated period mean max month Temporally integrated mean phase shift Temporally integrated mean phase shift score Temporally integrated period mean bias Temporally integrated period mean bias score Temporally integrated period mean rmse Temporally integrated period mean rmse score Spatially integrated regional mean cycle Spatially integrated regional mean detrended cycle Spatially integrated regional mean

  Title:

CPC Merged Analysis of Precipitation (excludes NCEP Reanalysis)

  Version:

1904

  Institutions:

NOAA/OAR/ESRL PSD, Boulder, Colorado, USA

  Source:

Merged Precipitation with gauge observations, a variety of satellite observations and the NCEP–NCAR reanalysis

  History:

2019-04-30: downloaded source from https://www.esrl.noaa.gov/psd/data/gridded/data.cmap.html#detail

2019-07-01: converted to netCDF with https://github.com/mmu2019/Datasets/blob/master/read-pr-cmap.py

  References:

Xie, P., and P.A. Arkin (1997), Global precipitation: A 17-year monthly analysis based on gauge observations, satellite estimates, and numerical model outputs, Bull. Amer. Meteor. Soc., 78, 2539-2558

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  Comments:

time_period: 1979-01 through 2018-12

original_temporal_resolution: monthly

original_spatial_resolution: 2.5 degree

original_units: mm/day

final_temporal_resolution: monthly

final_spatial_resolution: 0.5 degree

final_units: kg/m2/s

  Convention:

CF-1.7