diff --git a/show/dance2018/effect/qcenter.n3 b/show/dance2018/effect/qcenter.n3
--- a/show/dance2018/effect/qcenter.n3
+++ b/show/dance2018/effect/qcenter.n3
@@ -18,7 +18,7 @@ effect:qcenter_set12 :device dev:q3; :de
 effect:qcenter_set14 :device dev:q1; :deviceAttr :focus; :value 3.95e-01 .
 effect:qcenter_set15 :device dev:q1; :deviceAttr :ry; :value 4.97e-01 .
 effect:qcenter_set16 :device dev:q3; :deviceAttr :ry; :value 4.47e-01 .
-effect:qcenter_set17 :device dev:q2; :deviceAttr :ry; :value 4.44e-01 .
+effect:qcenter_set17 :device dev:q2; :deviceAttr :ry; :value 3.84e-01 .
 effect:qcenter_set18 :device dev:q2; :deviceAttr :rx; :value 5.2e-01 .
 effect:qcenter_set2 :device dev:q3; :deviceAttr :color; :scaledValue "#adadad" .
 effect:qcenter_set3 :device dev:q1; :deviceAttr :color; :scaledValue "#919191" .