Eunomia was found by Annibale de Gasparis on July 29 , 1851 and named after Eunomia , one of the Horae ( Hours ) , a personification of order and law in Greek mythology . Eunomia was discovered by Annibale de Gasparis on July 29 , 1851 and named after Eunomia , one of the Horae ( Hours ) , a personification of order and law in Greek mythology .