CREATE TABLE table_25287007_2 (january_15_16 VARCHAR2, august_21_22 VARCHAR2)

How many solar eclipse during January 15-16 and august 21-22 on august 21, 2017?
SELECT january_15_16 FROM table_25287007_2 WHERE august_21_22 = "August 21, 2017"
SELECT "january_15_16" FROM "table_25287007_2" WHERE "August 21, 2017" = "august_21_22"