Napier time to Sinhyeon time conversion
06:39:58
-4
02:39:58
-2
-2
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-7
-8
-8
-9
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-12
-12
-12
-12
-12
-12
-12