From 8e2b93e2bb2fc0e35530bfc1ff3b97c000b58af4 Mon Sep 17 00:00:00 2001
From: Peter Powers <pmpowers@usgs.gov>
Date: Mon, 25 Apr 2022 14:21:38 -0600
Subject: [PATCH] added chapman and guo vs30 ref

---
 .../java/gov/usgs/earthquake/nshmp/gmm/ChapmanGuo_2021.java     | 2 ++
 .../java/gov/usgs/earthquake/nshmp/gmm/GroundMotionTables.java  | 1 -
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/gov/usgs/earthquake/nshmp/gmm/ChapmanGuo_2021.java b/src/main/java/gov/usgs/earthquake/nshmp/gmm/ChapmanGuo_2021.java
index 8d1f9cc4..bc4ddc13 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/gmm/ChapmanGuo_2021.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/gmm/ChapmanGuo_2021.java
@@ -33,6 +33,8 @@ class ChapmanGuo_2021 {
       PGV,
       Imt.mprsImts().toArray(new Imt[0]));
 
+  static final double VS_REF = 590.0;
+
   private static final double[] Z = {
       0.0, 0.1, 0.2, 0.3, 0.4, 0.6, 0.8,
       1.0, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5 };
diff --git a/src/main/java/gov/usgs/earthquake/nshmp/gmm/GroundMotionTables.java b/src/main/java/gov/usgs/earthquake/nshmp/gmm/GroundMotionTables.java
index a9941f47..8ab7f3f4 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/gmm/GroundMotionTables.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/gmm/GroundMotionTables.java
@@ -216,7 +216,6 @@ final class GroundMotionTables {
     NGA_EAST = initNgaEast();
     NGA_EAST_WEIGHTS = initNgaEastWeights();
     NGA_EAST_SEEDS = initNgaEastSeeds();
-
     KBCG20_EPISTEMIC = initKbcg20();
   }
 
-- 
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