Research Article
Evaluating the Performance of Secondary Precipitation Products through Statistical and Hydrological Modeling in a Mountainous Tropical Basin of India
Table 5
Streamflow characteristics during calibration and validation phases (Obs: observed; Sim: simulated).
| Dataset | Calibration phase | Validation phase | Peak values (m3/s) | Standard deviation (m3/s) | Peak values (m3/s) | Standard deviation (m3/s) | Obs | Sim | Obs | Sim | Obs | Sim | Obs | Sim |
| Gauge-based | IMD | 1523.13 | 853.5 | 333.88 | 166.50 | 1102.1 | 1077 | 264.25 | 271.53 | APHRODITE | | 877.2 | | 171.95 | | 1158 | | 262.60 |
| Satellite-only | SM2RAIN-CCI | 1523.13 | 330.1 | 333.88 | 101.07 | 1102.1 | 565.6 | 264.25 | 130.79 |
| Reanalysis products | CHIRP | 1523.13 | 1306 | 333.88 | 297.25 | 1102.1 | 792.1 | 264.25 | 250.53 | CHIRPS 0.05° | | 1116 | | 279.48 | | 1012 | | 297.69 | CHIRPS 0.25° | | 1152 | | 257.25 | | 780.5 | | 192.79 | GSMaP | | 917.4 | | 268.18 | | 826.8 | | 278.46 | NCEP-CFSR | | 999.8 | | 182.94 | | 826.9 | | 237.78 | PGF 0.25° | | 741.3 | | 216.25 | | 966.2 | | 208.24 | PGF 0.5° | | 720.8 | | 189.65 | | 605.9 | | 175.76 | MSWEP | | 751.7 | | 194.23 | | 650.3 | | 180.72 |
| Gauge-adjusted products | GPCP-CDR | 1523.13 | 648.9 | 333.88 | 171.78 | 1102.1 | 592.9 | 264.25 | 172.30 | GPCC v.7 | | 836.1 | | 234.89 | | 1013 | | 276.47 | GPCC v.2018 | | 817.1 | | 239.53 | | 851.5 | | 253.34 | PERSIANN-CDR | | 707.7 | | 192.36 | | 608.4 | | 197.76 | TRMM 3B42 | | 1188 | | 307.22 | | 1038 | | 291.62 |
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