$ ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== +210.173.160.27 133.243.236.19 2 u 163 1024 377 26.804 0.427 0.543 *210.173.160.57 133.243.236.19 2 u 112 1024 377 26.961 0.577 0.105 +210.173.160.87 133.243.236.19 2 u 155 1024 377 29.133 0.230 0.534