For our latest tutorial showing imaging of dynamic Poisson's ratio using Surfer version 23 see

https://rayfract.com/tutorials/poisson_Surfer23.pdf

For our latest release notes see

https://rayfract.com/help/release_notes.pdf

We now optionally plot your reciprocal traveltime picks on your shot-sorted trace gathers. This allows quality control of first break picks and specified recording geometry.

Also we now allow display of shot-sorted traveltime curves at CMP positions instead of receiver positions.