Bootstrapping Swarm Data to Get a Candidate for the 13th Generation of the International Geomagnetic Reference Field.

F. Javier Pavón-Carrasco1,2, Joan Miquel Torta3, Santiago Marsal3, Manuel Catalan4 and J. Manuel Tordesillas Sr.5, (1)Complutense University of Madrid, Madrid, Spain, (2)Instituto de Geociencias (CSIC-UCM), Madrid, Spain, (3)Observatori de l'Ebre, Roquetes, Spain, (4)Real Observatory of the Spanish Navy, Geophysics, San Fernando, Spain, (5)Instituto Geográfico Nacional, Madrid, Spain