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Table 2 Evaluation index of rainfall comparisons

From: Flood inundation simulations based on GSMaP satellite rainfall data in Jakarta, Indonesia

Period Location/coverage area Observed Rainfall (mm) Altitude (m) GSMaP NRT GSMaP Gauge
Volume Bias Total Rainfall Hourly Rainfall Daily Rainfall Volume Bias Total Rainfall Hourly Rainfall Daily Rainfall
Correlation RMSE Correlation RMSE Correlation RMSE Correlation RMSE
(%) (mm) coefficients (CCs) (mm) coefficients (CCs) (mm) (%) (mm) coefficients (CCs) (mm) coefficients (CCs) (mm)
Event 2015 Citeko 160 920 -34 107 0.07 4 0.04 24 81 290 0.10 5 0.28 49
Darmaga 206 190 -52 98 0.05 5 -0.45 42 17 240 -0.08 5 -0.34 58
Pondok Betung 156 50 24 193 -0.03 10 -0.28 60 127 353 -0.03 11 -0.18 84
Kemayoran 505 4 -61 196 0.47 9 0.92 66 -44 282 0.44 8 0.91 55
Tanjung Priok 425 2 -54 196 0.45 9 0.82 74 -41 250 0.40 9 0.90 63
Basin Averaged 283   -46 150 0.53 4 0.69 34 12 310 0.55 4 0.79 28
Event 2016 Citeko 176 920 8 189 0.01 3 -0.12 22 52 268 0.01 3 -0.25 31
Darmaga 126 190 31 165 -0.01 6 -0.30 36 114 270 -0.04 6 -0.34 43
Pondok Betung 104 50 90 198 -0.02 3 0.15 29 180 292 -0.05 4 -0.01 41
Kemayoran 178 4 94 346 0.35 5 0.81 28 53 273 0.43 4 0.43 33
Tanjung Priok 256 2 37 350 0.20 5 0.84 22 -3 248 0.39 4 0.96 14
Basin Averaged 172   83 316 0.16 3 0.49 30 59 275 0.15 2 0.47 24
Event 2017 Citeko 361 920 -24 273 0.02 4 -0.34 34 -6 338 -0.06 4 -0.19 32
Darmaga 146 190 -100 282 -0.03 4 -0.17 34 129 333 -0.03 4 -0.25 31
Pondok Betung 111 50 121 246 0.00 3 0.04 20 203 336 -0.02 3 0.03 27
Kemayoran 233 4 -9 212 0.09 3 -0.08 20 27 295 0.17 3 0.27 19
Tanjung Priok 543 2 -53 253 0.04 6 0.19 45 -46 292 0.01 6 -0.32 52
Basin Averaged 228   14 260 -0.02 3 -0.37 28 41 322 0.005 3 -0.21 33
Event 2018 Citeko 497 920 -84 80 -0.01 6 0.09 60 -46 268 0.00 6 0.29 53
Darmaga 258 190 -73 69 -0.04 4 -0.37 28 71 440 0.05 4 0.17 41
Pondok Betung 143 50 -39 87 0.02 3 0.07 12 101 290 0.00 3 0.07 19
Kemayoran 213 4 -53 100 0.18 1 0.30 7 19 253 0.21 2 0.53 19
Tanjung Priok 213 2 -28 154 -0.04 3 0.61 11 17 250 -0.04 3 0.29 15
Basin Averaged 188   -49 96 -0.03 2 -0.02 15 74 325 0.07 2 0.35 23
Event 2019 Citeko 1141 920 -81 217 -0.09 12 -0.10 122 -82 204 -0.10 12 0.46 116
Darmaga 174 190 28 222 -0.01 5 -0.14 26 25 216 0.00 4 -0.29 26
Pondok Betung 21 50 508 128 0.18 1 0.29 12 520 130 0.08 1 0.14 12
Kemayoran 151 4 -43 86 0.06 2 0.50 13 -13 132 0.08 2 0.50 16
Tanjung Priok 186 2 -56 82 0.15 4 0.41 22 -32 126 0.29 3 0.44 20
Basin Averaged 215   -41 128 0.22 2 -0.05 15 -29 154 0.46 2 0.65 13
Event 2020 Citeko 563 920 -68 181 0.12 10 0.52 80 -68 181 0.13 10 0.60 78
Darmaga 230 190 -26 170 0.10 4 0.91 16 -20 183 -0.01 4 0.90 16
Pondok Betung 343 50 -23 265 0.23 9 0.98 23 -41 203 0.03 9 0.98 43
Kemayoran 445 4 -46 240 0.48 7 0.91 61 -62 169 0.50 7 0.99 68
Tanjung Priok 424 2 -29 301 0.35 7 0.79 59 -63 156 0.51 7 0.92 69
Basin Averaged 310   -19 244 -0.03 6 0.91 27 -36 196 0.11 6 0.99 24