Mercury probes

Name					From		Date		Orbit (km)		Depart to	Date	    Orbit	CO
Mariner X				Solar orbit	1974 Mar 29	  700			Solar orbit	1974 Mar 29		1973-85A
Mariner X				Solar orbit	1974 Sep 21	48000			Solar orbit	1974 Sep 21		1973-85A
Mariner X				Solar orbit	1975 Mar 16	  330			Solar orbit	1975 Mar 16		1973-85A