It is a supplement to the book entitled „Unknown Earth – unknown hypotheses” (https://amzn.to/4dPba3s).
The estimated dimensions of the longitudinal inner core largely depend on the assumed size of the spherical core and the presumed density distribution within the core. The result of the estimation of the inner core’s dimensions, modeled as a rugby ball, is presented in cells G28 and H28 of the DIMENSIONS sheet in the attached file.