remote refid st t when poll reach delay offset jitter
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*ntp-a3.nict.go. .NICT. 1 u 13 16 377 1.363 -0.009 0.107
+ntp3.jst.mfeed. 133.243.236.19 2 u 26 64 377 1.832 -0.034 0.065
Last generated @ 2020/02/19 03:28:58
Using: * , Available: +
Supplying wrong time: x
Far distance(but available): #
Clustering inspection failure: -
Congestion: .