$ ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
+210.173.160.27 133.243.236.18 2 u 329 1024 377 27.514 5.199 1.530
*210.173.160.57 133.243.236.17 2 u 310 1024 377 26.463 4.199 0.119
+210.173.160.87 133.243.236.18 2 u 364 1024 377 39.807 10.843 6.404
