question: how mant different day names in old English were coined from the Latin day name "dies iovis"?
answer: SELECT COUNT(old_english_day_name) FROM table_2624098_1 WHERE glossed_from_latin_day_name = "Dies Iovis"
context: CREATE TABLE table_2624098_1 (old_english_day_name VARCHAR, glossed_from_latin_day_name VARCHAR)