CREATE TABLE table_1371 ("Vertical" FLOAT, "Horizontal" FLOAT, "Aspect ratio" TEXT, "Pixel aspect ratio" TEXT, "Form of scanning" TEXT, "Framerate  (  Hz  ) " TEXT)

Name the aspect ratio for 720
SELECT "Aspect ratio" FROM table_1371 WHERE "Horizontal" = '720'
SELECT "Aspect ratio" FROM "table_1371" WHERE "Horizontal" = '720'