A regional geoid model for the Argentine part of the Isla Grande de Tierra del Fuego. established in previous works on the basis of GPS levelling. suffers a lack of observation data in the remote south-western investigation area. In order to improve the data distribution in this region. https://www.roneverhart.com/Jumbo-New-Spin-Tuz-Karabiber-De-irmeni-14-cm/