Tuned history reduction

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index abc6874e99583360a679ffe1cdad8806fee34861..c5a7582ce4d1ccea45a67804983c3fde992bc3dc 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1182,7 +1182,7 @@ moves_loop: // When in check, search starts from here
                   r++;
 
               // Decrease/increase reduction for moves with a good/bad history (~30 Elo)
-              r -= ss->statScore / 16384;
+              r -= ss->statScore / 16434;
           }
 
           // Increase reduction for captures/promotions if late move and at low depth