การแปลงเวลาBlackwoodเป็นเวลาPyu
18:21:30
+5.5
23:51:30
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
+7
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+7
+7
+7
+7
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+7
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+7
+7
+7
+7
+7
+7
+7
+7
+6
+6
+6
+5.5
+5
+5
+5
+5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4.5
+4
+4
+3.5
+3
+2.5
+2
+2
+2
+2
+2
+2
+2
+2
+2
+1
+1
+1
+1
+0
+0
+0
+0
+0
+0
-1
-4
-4
-4
-5
-5
-5
-6
-6
-7
-8