CREATE TABLE table_name_7 (rank INT, rmax_rpeak___pflops__ VARCHAR)

What is the rank of Rmax Rpeak ( Pflops ) of 17.173 20.133?
SELECT AVG(rank) FROM table_name_7 WHERE rmax_rpeak___pflops__ = "17.173 20.133"
SELECT AVG("rank") FROM "table_name_7" WHERE "17.173 20.133" = "rmax_rpeak___pflops__"