Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_57 (heat INTEGER, mark VARCHAR)
### Question:
With a Mark of 46.47, What is the lowest Heat?
### Answer:
SELECT MIN(heat) FROM table_name_57 WHERE mark = "46.47"