remote refid st t when poll reach delay offset jitter
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*ntp-a3.nict.go. .NICT. 1 u 8 16 377 1.489 -0.053 0.052
+ntp2.jst.mfeed. 133.243.236.18 2 u 46 64 377 2.406 0.884 0.064
Last generated @ 2021/04/21 16:52:15
Using: * , Available: +
Supplying wrong time: x
Far distance(but available): #
Clustering inspection failure: -
Congestion: .