Highest altitude reached by humans
Who
John Swigert, Fred Haise, James Lovell
What
400,041,937 metre(s)
Where
United States (Kennedy Space Center)
When

The greatest distance from Earth achieved by humans was when the crew of the Apollo 13 were at apocynthion (i.e. their farthest point) 254 km (158 miles) from the lunar surface, on the far side of the Moon, and 400,171 km (248,655 miles) above the Earths surface, at 1:21a.m. BST on 15 Apr 1970.

The crew were Capt. James Arthur Lovell, Jr, USN (b. 25 Mar 1928), Fred Wallace Haise, Jr (b. 14 Nov 1933) and John L. Swigert (1931–82).