V.F. Fateev, D.S. Bobrov FSUE “VNIIFTRI”, Mendeleevo, Moscow regionfateev@vniiftri.ru,bobrov@vniiftri.ru Al’manac of Modern Metrology № 2 (22) 2020, pages 18–28 The task of preparing navigation data bases for assisting navigation systems for the first and second derivatives of the gravitational potential is an actual one. In this paper, we analyze the possibility of using digital elevation … Continue reading Investigation of the possibility of calculating geopotential derivatives from digital terrain maps