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_26986076_6 (sat_21_aug VARCHAR, tues_24_aug VARCHAR)
### Question:
What was the Sat 21 Aug time for the rider whose Tues 24 Aug time was 20' 38.40 109.680mph?
### Answer:
SELECT sat_21_aug FROM table_26986076_6 WHERE tues_24_aug = "20' 38.40 109.680mph"