remote refid st t when poll reach delay offset jitter
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*ntp-a3.nict.go. .NICT. 1 u 4 16 377 1.423 -0.037 0.018
+ntp3.jst.mfeed. 133.243.236.19 2 u 5 64 377 1.831 -0.198 0.023
Last generated @ 2020/02/19 03:59:13
Using: * , Available: +
Supplying wrong time: x
Far distance(but available): #
Clustering inspection failure: -
Congestion: .