median clock t minus monotonic: 318.644552 days dt extremes after removing median: 0.000000 0.008640 seconds ndiff median min max high low vlow zero neg Ashtech ashtech gps 15 files u_dday 90921 1.00 0.29 3114.9 22 18 0 0 0 m_dday 90921 1.00 0.29 3114.9 22 18 0 0 0 dday 90921 1.00 1.00 3115.0 62 0 0 0 0 Ashtech ashtech adu 15 files u_dday 90922 1.00 0.31 3114.9 22 14 0 0 0 m_dday 90922 1.00 0.31 3114.9 22 14 0 0 0 dday 90922 1.00 1.00 3115.0 60 0 0 0 0 GPS Trm gpsnav gps 15 files u_dday 91031 1.00 0.85 3116.0 1 0 0 0 0 m_dday 91031 1.00 0.85 3116.0 1 0 0 0 0 dday 91031 1.00 1.00 3116.0 1 0 0 0 0 Soundspeed sndspd spd 3 files u_dday 0 0.00 0.00 0.0 0 0 0 0 0 m_dday 0 0.00 0.00 0.0 0 0 0 0 0 Gyro gyro hdg 15 files u_dday 453603 0.20 0.18 3114.9 1 0 0 0 0 m_dday 453603 0.20 0.18 3114.9 1 0 0 0 0