Dear Nkululeko,
it looks like you have an issue with the response files. You can try to
plot these with program presp, or in MULPLT with command ':' in single
trace mode.
Regards,
Lars
On 2021-08-05 12:54, Nkululeko Qwabe wrote:
> Dear Members
>
> I recently took o a role that requires me to work on some Seismic data for
> our stations in South Africa. I am relatively new to the field and Seisan and
> would like some help with setting it up.
>
> I have installed Seisan version 12 on a Windows 10 Pro OS. I have some
> MiniSeed files from ome of our stations and some response files.
>
> I have managed to use 'maekrea' and 'autoreg' to register the data in the
> database. I can plot the events in EEV. However, I now need to get values
> from the data i.e. event magnitudes and ground motion acceleration etc.
>
> One of the problems is that Seisan complains that the 'amplitudes are not in
> nm, nm/s or nm/s*s' and so the values for AMP, IAML appear in 'counts' and
> period. Also when I try the Wood Anderson window, it complains about a
> 'Fortran runtime error: End of file at line 2188 of file sys_resp.for'.
>
> I would appreciate any help on this.
>
> Thank you all in advance.
>
> Here's my procedure below:
>
> 1. MAKEREA (THE IMAGE BELOW SHOWS A REPEAT OF THIS)
>
> 2. DIRF VPS1.*
>
> 3. AUTOREG (THE IMAGE BELOW SHOW A REPEAT OF THIS STEP)
>
> 4. COPIED THE RESPONSE FILES INTO SEISMO\CAL\
>
> 5. UPDATED STATION0.HYP WITH VPS1 COORDINATES (I'M NOT SURE IF THIS CORRECT)
>
> 6. OPENED THE S FILES IN EEV
>
> 7. PLOT THE DATA IN EEV
>
> 8. IAML - SHOWS VALUE IN COUNTS INSTEAD OF NM.
>
> 9. AMPLITUDE IS NOT IN NM, NM/S OR NM/S*S
>
> 10. WOOD ANDERSON COMPLAINS ABOUT THE RESPONSE
>
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