tompkel.net NTP server status

Allan deviation, all sources
Overlapping Allan deviation of each server's self-reported clock offset
sourceτADEV(τ)AVAR(τ)TDEV(τ)data span
ntp.int.tompkel.net 100 5.68e-8 3.23e-15 1.30 µs 23.1 d
1000 6.07e-9 3.69e-17 1.15 µs
10000 8.23e-10 6.78e-19 2.02 µs
663900 1.30e-11 1.69e-22 —
ntp2.int.tompkel.net 100 1.65e-9 2.73e-18 82 ns 23.1 d
1000 9.70e-10 9.41e-19 402 ns
10000 1.37e-10 1.87e-20 259 ns
663888 1.90e-12 3.62e-24 —
ntp3.int.tompkel.net 100 3.70e-9 1.37e-17 84 ns 2.5 d
1000 5.68e-10 3.22e-19 224 ns
10000 1.08e-10 1.16e-20 316 ns
71968 1.24e-11 1.54e-22 160 ns
ntp4.int.tompkel.net 10 1.67e-8 2.80e-16 64 ns 23.1 d
100 1.69e-9 2.87e-18 16 ns
1000 1.70e-10 2.88e-20 6 ns
10000 1.72e-11 2.95e-22 3 ns
663932 2.17e-13 4.71e-26 —
ntp5.int.tompkel.net 10 1.44e-8 2.09e-16 59 ns 14.5 d
100 1.51e-9 2.28e-18 20 ns
1000 1.48e-10 2.19e-20 8 ns
10000 1.50e-11 2.24e-22 3 ns
219564 6.46e-13 4.17e-25 —
ntp6.int.tompkel.net 10 4.64e-9 2.16e-17 25 ns 9.9 d
100 6.87e-10 4.71e-19 19 ns
1000 7.56e-11 5.72e-21 14 ns
10000 7.40e-12 5.48e-23 6 ns
285232 2.84e-13 8.04e-26 —
ntpwatch.int.tompkel.net 100 8.49e-10 7.20e-19 30 ns 16.6 d
1000 8.07e-11 6.51e-21 8 ns
10000 7.96e-12 6.34e-23 3 ns
476832 1.62e-13 2.63e-26 —