Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_25103 ( "District" text, "Vacator" text, "Reason for change" text, "Successor" text, "Date successor seated" text )

### Question ###
Name the vacator for resigned february 26, 1836 because of ill health

### Accurate SQL ###

SELECT "Vacator" FROM table_25103 WHERE "Reason for change" = 'Resigned February 26, 1836 because of ill health'