$ ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
+210.173.160.27 133.243.236.17 2 u 848 1024 377 27.218 -0.399 0.032
*210.173.160.57 133.243.236.20 2 u 797 1024 377 27.023 -0.010 0.192
+210.173.160.87 133.243.236.20 2 u 846 1024 377 27.678 -0.337 1.065
