This is a supplemental material of the paper "Array-size dependency of the upper limit wavelength normalized by array radius for the standard spatial autocorrelation method" by Ikuo Cho, published in
Thirty-two microtremor arrays were analyzed in Cho and Iwata (2021) (Cho, I., & Iwata, T., 2021, Limits and benefits of the spatial autocorrelation microtremor array method due to the incoherent n