Report - PEER - University of California, Berkeley

Table 3a. Regression coefficients and Standard Error for spectral acceleration values at5% damping for the Northridge Earthquake.B Sites C Sites D SitesT a b c σ a b c σ a b c σPGA 2.3718 -1.2753 6.3883 0.3209 2.3718 -1.1538 6.3883 0.4686 2.6916 -1.2161 6.3883 0.35590.055 3.5192 -1.4829 10.2486 0.4343 3.5192 -1.3869 10.2486 0.4661 3.5126 -1.3703 10.2486 0.35600.06 3.7423 -1.5138 11.8103 0.4343 3.7423 -1.4266 11.8103 0.4655 3.7970 -1.4257 11.8103 0.36540.07 4.3982 -1.6291 14.5768 0.4310 4.3982 -1.5480 14.5768 0.4636 4.4475 -1.5472 14.5768 0.37050.08 4.8097 -1.7006 16.9734 0.4180 4.8097 -1.6152 16.9734 0.4619 4.9774 -1.6422 16.9734 0.37540.09 4.9993 -1.7175 18.0000 0.3935 4.9993 -1.6366 18.0000 0.4617 5.2637 -1.6826 18.0000 0.37790.1 4.9768 -1.6855 18.0000 0.3615 4.9768 -1.6089 18.0000 0.4642 5.3000 -1.6679 18.0000 0.37740.11 4.9365 -1.6614 18.0000 0.3457 4.9365 -1.5844 18.0000 0.4667 5.2529 -1.6439 18.0000 0.37660.12 4.8748 -1.6330 18.0000 0.3322 4.8748 -1.5530 18.0000 0.4703 5.1563 -1.6072 18.0000 0.37590.13 4.7753 -1.5991 18.0000 0.3226 4.7753 -1.5140 18.0000 0.4750 5.0044 -1.5586 18.0000 0.37580.14 4.6161 -1.5564 17.3303 0.3179 4.6161 -1.4646 17.3303 0.4808 4.7947 -1.4991 17.3303 0.37660.15 4.3937 -1.5041 16.0757 0.3182 4.3937 -1.4037 16.0757 0.4877 4.5454 -1.4330 16.0757 0.37860.16 4.1376 -1.4471 14.9021 0.3232 4.1376 -1.3364 14.9021 0.4952 4.2958 -1.3685 14.9021 0.38200.17 3.8807 -1.3907 13.7997 0.3315 3.8807 -1.2694 13.7997 0.5030 4.0778 -1.3133 13.7997 0.38650.18 3.7555 -1.3635 12.7603 0.3368 3.7555 -1.2373 12.7603 0.5069 3.9820 -1.2900 12.7603 0.38930.19 3.6370 -1.3378 11.7771 0.3418 3.6370 -1.2069 11.7771 0.5105 3.8913 -1.2680 11.7771 0.39180.2 3.4048 -1.2891 10.8444 0.3531 3.4048 -1.1508 10.8444 0.5174 3.7044 -1.2249 10.8444 0.39740.22 3.1681 -1.2413 9.1112 0.3646 3.1681 -1.0982 9.1112 0.5234 3.4809 -1.1745 9.1112 0.40260.24 2.9146 -1.1904 7.5290 0.3759 2.9146 -1.0449 7.5290 0.5285 3.2196 -1.1160 7.5290 0.40710.26 2.7904 -1.1657 6.6312 0.3818 2.7904 -1.0198 6.6312 0.5308 3.0913 -1.0874 6.6312 0.40890.28 2.6754 -1.1429 5.8000 0.3872 2.6754 -0.9965 5.8000 0.5330 2.9725 -1.0610 5.8000 0.41060.3 2.5178 -1.1149 4.9000 0.3983 2.5178 -0.9682 4.9000 0.5372 2.8087 -1.0250 4.9000 0.41290.32 2.4644 -1.1117 4.4939 0.4087 2.4644 -0.9657 4.4939 0.5415 2.7420 -1.0110 4.4939 0.41410.34 2.4645 -1.1197 4.4254 0.4176 2.4645 -0.9768 4.4254 0.5463 2.7212 -1.0067 4.4254 0.41450.36 2.4594 -1.1242 4.3606 0.4242 2.4594 -0.9870 4.3606 0.5515 2.6916 -0.9999 4.3606 0.41420.4 2.4375 -1.1239 4.2415 0.4276 2.4375 -0.9935 4.2415 0.5570 2.6466 -0.9915 4.2415 0.41330.44 2.4279 -1.1279 4.1337 0.4277 2.4279 -1.0049 4.1337 0.5627 2.6269 -0.9946 4.1337 0.41190.5 2.4692 -1.1545 3.9890 0.4198 2.4692 -1.0526 3.9890 0.5739 2.7651 -1.0629 3.9890 0.40660.55 2.4447 -1.1582 3.8812 0.4140 2.4447 -1.0682 3.8812 0.5792 2.8613 -1.1091 3.8812 0.40230.6 2.3687 -1.1540 3.7828 0.4090 2.3687 -1.0710 3.7828 0.5843 2.9263 -1.1469 3.7828 0.39680.667 2.2699 -1.1513 3.6630 0.4060 2.2699 -1.0675 3.6630 0.5892 2.9650 -1.1752 3.6630 0.39010.7 2.1804 -1.1550 3.6084 0.4059 2.1804 -1.0660 3.6084 0.5937 2.9956 -1.1995 3.6084 0.38260.75 2.1276 -1.1664 3.5303 0.4090 2.1276 -1.0746 3.5303 0.5977 3.0096 -1.2199 3.5303 0.37500.8 2.1239 -1.1848 3.4573 0.4151 2.1239 -1.0966 3.4573 0.6009 2.9754 -1.2294 3.4573 0.36800.85 2.1516 -1.2064 3.3887 0.4235 2.1516 -1.1267 3.3887 0.6030 2.8866 -1.2261 3.3887 0.36210.9 2.1703 -1.2244 3.4413 0.4332 2.1703 -1.1539 3.4413 0.6041 2.7784 -1.2185 3.4413 0.35790.95 2.1451 -1.2353 3.2629 0.4435 2.1451 -1.1701 3.2629 0.6041 2.6965 -1.2187 3.2629 0.35561.0 2.0734 -1.2443 3.2048 0.4538 2.0734 -1.1775 3.2048 0.6033 2.6601 -1.2333 3.2048 0.35511.1 1.9888 -1.2635 3.0970 0.4637 1.9888 -1.1873 3.0970 0.6017 2.6461 -1.2583 3.0970 0.35631.2 1.9252 -1.2983 2.9986 0.4726 1.9252 -1.2071 2.9986 0.5995 2.6099 -1.2804 2.9986 0.35871.3 1.8811 -1.3390 2.9080 0.4799 1.8811 -1.2317 2.9080 0.5962 2.5295 -1.2884 2.9080 0.36181.4 1.8327 -1.3706 2.8242 0.4799 1.8327 -1.2510 2.8242 0.5909 2.4272 -1.2846 2.8242 0.36491.5 1.7582 -1.3853 2.7461 0.4799 1.7582 -1.2588 2.7461 0.5850 2.3331 -1.2785 2.7461 0.36641.7 1.5420 -1.3800 2.6045 0.4799 1.5420 -1.2565 2.6045 0.5800 2.1862 -1.2817 2.6045 0.38112.0 1.3896 -1.3970 2.4206 0.4799 1.3896 -1.2933 2.4206 0.5700 2.0500 -1.3154 2.4206 0.41302.2 1.2440 -1.3983 2.3128 0.4799 1.2440 -1.3004 2.3128 0.5600 1.8906 -1.3182 2.3128 0.42442.6 0.9829 -1.3739 2.1238 0.4799 0.9829 -1.2719 2.1238 0.5400 1.6293 -1.2941 2.1238 0.41453.0 0.6859 -1.3338 2.0000 0.4799 0.6859 -1.2207 2.0000 0.5200 1.3413 -1.2536 2.0000 0.3877