diff --git a/src/main/resources/assets/org/orekit/rugged/RuggedMessages_da.utf8 b/src/main/resources/assets/org/orekit/rugged/RuggedMessages_da.utf8
index cb7ecf632653f055e7580b071c15e2cd1f9af98a..8d6ce5dd2039d68e442724e0ce1283cc06a8c934 100644
--- a/src/main/resources/assets/org/orekit/rugged/RuggedMessages_da.utf8
+++ b/src/main/resources/assets/org/orekit/rugged/RuggedMessages_da.utf8
@@ -25,9 +25,6 @@ EMPTY_TILE = flisen er tom: {0} ⨉ {1}
 # unknown sensor {0}
 UNKNOWN_SENSOR = ukendt måler {0}
 
-#unknown pixel in mapping {0}
-UNKNOWN_PIXEL = ukendt pixel i mapping {0}
-
 # line-of-sight does not reach ground
 LINE_OF_SIGHT_DOES_NOT_REACH_GROUND = synslinjen når ikke bakken
 
@@ -49,9 +46,6 @@ FRAMES_MISMATCH_WITH_INTERPOLATOR_DUMP = rammen {0} stemmer ikke overens med ram
 # data is not an interpolator dump
 NOT_INTERPOLATOR_DUMP_DATA = dataen er ikke et interpolar-dump
 
-# number of estimated parameters mismatch, expected {0} got {1}
-ESTIMATED_PARAMETERS_NUMBER_MISMATCH = antal forventede parametre stemmer ikke overens, forventede {0} og modtog {1}
-
 # debug dump is already active for this thread
 DEBUG_DUMP_ALREADY_ACTIVE = debug-dump er allerede aktivt for denne tråd
 
@@ -88,8 +82,8 @@ DUPLICATED_PARAMETER_NAME =  en anden parameter ned navnet {0} findes allerede
 # rugged name is not found 
 INVALID_RUGGED_NAME = rugged navn blev ikke fundet
 
-# refining context is only handled for limited number of configurations
-UNSUPPORTED_REFINING_CONTEXT = raffineringskontekst håndteres kun ved et begrænset antal konfigurationer
+# refining using {0} rugged instance is not handled
+UNSUPPORTED_REFINING_CONTEXT = <MISSING TRANSLATION>
 
 # no atmospheric layer data at altitude {0} (lowest altitude: {1})
 NO_LAYER_DATA = ingen atsmosfæriske lagdata ved højden {0} (laveste højde: {1})
diff --git a/src/main/resources/assets/org/orekit/rugged/RuggedMessages_es.utf8 b/src/main/resources/assets/org/orekit/rugged/RuggedMessages_es.utf8
index cb625d1015466ee2bb6d933caa98940349933d26..567424c59b99cb68eac1678d4486b7b457f657e9 100644
--- a/src/main/resources/assets/org/orekit/rugged/RuggedMessages_es.utf8
+++ b/src/main/resources/assets/org/orekit/rugged/RuggedMessages_es.utf8
@@ -8,7 +8,7 @@ OUT_OF_TILE_INDICES = no hay datos en los índices [{0}, {1}], la faceta sólo c
 OUT_OF_TILE_ANGLES = no hay datos para la latitud {0} y la longitud {1}, la faceta sólo cubre las latitudes de {2} a {3} y las longitudes de {4} a {5}
 
 # no Digital Elevation Model data at latitude {0} and longitude {1}
-NO_DEM_DATA = <MISSING TRANSLATION>
+NO_DEM_DATA = ho hay datos del Modelo Digital del Terreno para la latitud {0} y longitud {1}
 
 # the tile selected for latitude {0} and longitude {1} does not contain required point neighborhood
 TILE_WITHOUT_REQUIRED_NEIGHBORS_SELECTED = la faceta seleccionada para la latitud {0} y longitud {1} no cumple el requisito de vecindad
@@ -47,43 +47,43 @@ FRAMES_MISMATCH_WITH_INTERPOLATOR_DUMP = el sistema de referencia {0} no corresp
 NOT_INTERPOLATOR_DUMP_DATA = los datos no están en el volcado de datos del interpolador
 
 # debug dump is already active for this thread
-DEBUG_DUMP_ALREADY_ACTIVE = <MISSING TRANSLATION>
+DEBUG_DUMP_ALREADY_ACTIVE = el volcado de datos en modo depuración ya está activo para este hilo
 
 # unable to active debug dump with file {0}: {1}
-DEBUG_DUMP_ACTIVATION_ERROR = <MISSING TRANSLATION>
+DEBUG_DUMP_ACTIVATION_ERROR = no se puede activar el volcado de datos en modo depuración con los ficheros {0}: {1}
 
 # debug dump is not active for this thread
-DEBUG_DUMP_NOT_ACTIVE = <MISSING TRANSLATION>
+DEBUG_DUMP_NOT_ACTIVE = el volcado de datos en modo depuración no está activo para este hilo
 
 # cannot parse line {0}, file {1}: {2}
-CANNOT_PARSE_LINE = <MISSING TRANSLATION>
+CANNOT_PARSE_LINE = no se puede leer la línea {0}, fichero {1}: {2}
 
 # light time correction redefined, line {0}, file {1}: {2}
-LIGHT_TIME_CORRECTION_REDEFINED = <MISSING TRANSLATION>
+LIGHT_TIME_CORRECTION_REDEFINED = la corrección luz-tiempo ha sido redefinida, línea {0}, fichero {1}: {2}
 
 # aberration of light correction redefined, line {0}, file {1}: {2}
-ABERRATION_OF_LIGHT_CORRECTION_REDEFINED = <MISSING TRANSLATION>
+ABERRATION_OF_LIGHT_CORRECTION_REDEFINED = la aberración de la corrección luz ha sido redefinida, línea {0}, fichero {1}: {2}
 
 # tile {0} already defined, line {1}, file {2}: {3}
-TILE_ALREADY_DEFINED = <MISSING TRANSLATION>
+TILE_ALREADY_DEFINED = la faceta {0} ya está definida, línea {1}, fichero {2}: {3}
 
 # unknown tile {0}, line {1}, file {2}: {3}
-UNKNOWN_TILE = <MISSING TRANSLATION>
+UNKNOWN_TILE = faceta {0} desconocida, línea {1}, fichero {2}: {3}
 
 # no parameters have been selected for estimation
-NO_PARAMETERS_SELECTED = <MISSING TRANSLATION>
+NO_PARAMETERS_SELECTED = no se ha seleccionado ningún parámetro que estimar
 
 # no reference mappings for parameters estimation
-NO_REFERENCE_MAPPINGS = <MISSING TRANSLATION>
+NO_REFERENCE_MAPPINGS = no hay mapeados de referencia para estimar los parámetros
 
 # a different parameter with name {0} already exists
-DUPLICATED_PARAMETER_NAME = <MISSING TRANSLATION>
+DUPLICATED_PARAMETER_NAME = ya existe un parámetro con el nombre {0}
 
 # rugged name is not found 
-INVALID_RUGGED_NAME = <MISSING TRANSLATION>
+INVALID_RUGGED_NAME = el nombre no se considera válido para Rugged
 
 # refining using {0} rugged instance is not handled
-UNSUPPORTED_REFINING_CONTEXT = <MISSING TRANSLATION>
+UNSUPPORTED_REFINING_CONTEXT = no se puede refinar usando {0} instancias rugged
 
 # no atmospheric layer data at altitude {0} (lowest altitude: {1})
-NO_LAYER_DATA = <MISSING TRANSLATION>
\ No newline at end of file
+NO_LAYER_DATA = no hay datos de atmósfera para la altitud {0} (altitud mínima: {1})
\ No newline at end of file