CREATE TABLE table_12783 ("Satellite" TEXT, "Launch date" TEXT, "Carrier rocket" TEXT, "Launch site" TEXT, "COSPAR ID" TEXT)

What is the COSPAR ID of Ariel 4, which was launched with a Scout carrier rocket?
SELECT "COSPAR ID" FROM table_12783 WHERE "Carrier rocket" = 'scout' AND "Satellite" = 'ariel 4'
SELECT "COSPAR ID" FROM "table_12783" WHERE "Carrier rocket" = 'scout' AND "Satellite" = 'ariel 4'