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This excel file will be updated as necessary on the PEER website to fix any typos or other errors. Please check the website frequently for new versions at: http://peer.berkeley.edu/ngawest2/databases/ <br />Legend Pre-defined <br />option <br />Main input <br />variable <br />Calculated <br />variable <br />Input var. <br />flag <br />Internal <br />variable <br />GMPE averaging Geometric Weighted average of the natural logarithm of the spectral values <br />ASK14 <br />GMPEs ASK14 BSSA14 CB14 CY14 I14 BSSA14 <br />Weight CB14 <br />CY14 <br /># of std. dev.I14 <br />Damping ratio (%)Modification factors are calculated in Sheet DSF <br />Input variables Errors and warnings <br />GMP <br />T (s) PSa Median <br />for 5% <br />damping <br />PSa Median <br />+ 0.5.ʍ for <br />5% <br />damping <br />PSa <br />Median - <br />0.5.ʍ for <br />5% <br />damping <br />Sd Median <br />for 5% <br />damping <br />PSa <br />Median for <br />5% <br />damping <br />PSa Median <br />+ 0.5.ʍ for 5 <br />% damping <br />PSa <br />Median - <br />0.5.ʍ for 5 <br />% damping <br />Sd Median <br />for 5 % <br />damping <br />M w 0.01         <br />0.02        Pseudo <br />0.03        <br />R RUP (km)0.05        <br />0.075         <br />0.1        <br />R JB (km)0.15         <br />0.2        <br />0.25        <br />R X (km)0.3        <br />0.4        <br />0.5         <br />Ry0 (km)If unknown use 999 0.75         <br />1         <br />1.5        <br />V S30 (m/sec)2        <br />3        <br />4        <br />U (BSSA13)1: Unspecified fault mech.5        <br />7.5        <br />10         <br />F RV 1: reverse fault <br />PGA (g)0         <br />PGV (cm/s)-1    NA NA NA NA <br />F NM 1: normal fault <br /> <br />F HW 1: hanging wall side <br /> <br /> Dip (deg) <br /> <br />Z TOR (km)If unknown use 999 <br /> <br />Z HYP (km)If unknown use 999 <br />999 <br />Z 1.0 (km)If unknown use 999 <br /> <br />Z 2.5 (km)If unknown use 999 <br /> <br />W (km)If unknown use 999 <br /> <br />Vs30Flag <br />inferred Choose options for V s30 from the list <br />F AS Definition of Parameters <br />QR Aftershock effect is not applicable.Damping ratio = Viscous damping ratio (%) See Sanaz et al. (2012) PEER Report <br /> PSA = Pseudo-absolute acceleration response spectrum (g) <br />Region PGA = Peak ground acceleration (g) <br />&DOLIRUQLD Choose region from the list PGV = Peak ground velocity (cm/s) <br /> S d = Relative displacement response spectrum (cm) <br /> M w = Moment magnitude <br /> R RUP = Closest distance to coseismic rupture (km), used in ASK13, CB13 and CY13. See Figures a, b and c for illustation <br />ΔDPP Always 0 for median calcs. R JB = Closest distance to surface projection of coseismic rupture (km). See Figures a, b and c for illustation <br /> R X = Horizontal distance from top of rupture measured perpendicular to fault strike (km). See Figures a, b and c for illustation <br />R y0 = The horizontal distance oī the end of the rupture measured parallel to strike (km) <br />PGA r (g) V S30 = The average shear-wave velocity (m/s) over a subsurface depth of 30 m <br />6HH&RPPHQW!Applied in the macro U = Unspecified-mechanism factor: 1 for unspecified; 0 otherwise <br /> F RV = Reverse-faulting factor: 0 for strike slip, normal, normal-oblique; 1 for reverse, reverse-oblique and thrust <br />Z BOT (km) (CB14)Enter for default W calcs F NM = Normal-faulting factor: 0 for strike slip, reverse, reverse-oblique, thrust and normal-oblique; 1 for normal <br /> F HW = Hanging-wall factor: 1 for site on down-dip side of top of rupture; 0 otherwise <br />Dip = Average dip of rupture plane (degrees) <br />SS Z TOR = Depth to top of coseismic rupture (km) <br />auto calculated Z HYP = Hypocentral depth from the earthquake <br />Z 1.0 = Depth to Vs=1 km/sec <br />V s30Flag Z 2.5 = Depth to Vs=2.5 km/sec <br />inferred W = Fault rupture width (km) <br /> V s30flag = 1 for measured, 0 for inferred Vs30 <br />F AS F AS = 0 for mainshock; 1 for aftershock <br />Aftershock effect is not applicable.Region = Specific regions considered in the models, Click on Region to see codes <br />ΔDPP = Directivity term, direct point parameter; uses 0 for median predictions <br />Region PGA r (g) = Peak ground acceleration on rock (g), this specific cell is updated in the cell for BSSA14 and CB14, for others it is taken account for in the macros <br />California Z BOT (km)= The depth to the bottom of the seismogenic crust <br />Z BOR (km) = The depth to the bottom of the rupture plane <br />Option for Sa value SS = 1 for strike slip, automatically updated in the cell <br />Weighted average of the natural logarithm of the spectral values <br />DEFAULTs USER defined ASK14 BSSA14 CB14 CY14 I14 <br />W (km)11.00  <br />Z1.0 (km)999.000 0.301  <br />δZ1.0 (km)0.000  <br />Z2.5 (VS30=1100)(km)999.000  <br />Z2.5 (VS30)(km)999.000  <br />Zhyp (km)999.00  <br />Ztor (km)0.00   <br />ZBOR (km)- <br />ACKNOWLEDGEMENTSPSa (g), Sd (cm)RotD50 Horizontal Component of PGA, PGV and IMs <br />PACIFIC EARTHQUAKE ENGINEERING RESEARCH CENTER <br />Chiou & Youngs 2014 NGA West-2 Model <br />Idriss 2014 NGA West-2 Model <br />WEIGHTED AVERAGE of 2014 NGA WEST-2 GMPEs <br />Last updated: 07 05 14 <br />by Emel Seyhan, PhD, PEER & UCLA -- email: emel.seyhan@gmail.com, peer_center@berkeley.edu <br />Abrahamson & Silva & Kamai 2014 NGA West-2 Model <br />Calculated Variables/Flags <br />Baseline: 5% Damping <br />Boore & Stewart & Seyhan & Atkinson 2014 NGA West-2 Model <br />Red colored value: The value is used in the code when input <br />is unknown <br />Input variables with defaults (If entered 999 as input): <br />Campbell & Bozorgnia 2014 NGA West-2 Model <br />User defined: 5% Damping <br />0.001 <br />0.01 <br />0.1 <br />1 <br />0.01 0.1 1 10Pseudo Spectral Acceleration (5% damping) (g)Period (sec) <br />36D0HGLDQIRUGDPSLQJ 36D0HGLDQıIRUGDPSLQJ <br />36D0HGLDQ ıIRUGDPSLQJ <br />Nick Gregor, Bechtel <br />Silvia Mazzoni, Consultant <br />All NGAWest-2 participants are acknowledged for their constructive comments and feedback. <br />Courtesy: Jennifer Donahue <br />257,*$/,7$)$8/7