Thread: Help-sac pick

Dear all,

Iwant to know the value between file zero time to event pick time,
what can I do?

thanks for your reading

SAC> apk
L003EP 2 13103112 0 3.75
L003EP 2 13103112 0 6.11
L003EP 3 13103112 0 7.60
SAC> lh a


FILE: L003.HHE.TW.-- - 1
--------------------

a = 3.750000e+00

FILE: L003.HHN.TW.-- - 2
--------------------

a = 6.110000e+00

FILE: L003.HHZ.TW.-- - 3
--------------------

a = 7.600000e+00