Arnoldy Nunatak

Arnoldy Nunatak (74°54′S 71°12′W) is one of the Sky-Hi Nunataks lying 1 nautical mile (2 km) south of Mount Cahill. It was named by the Advisory Committee on Antarctic Names in 1987 after Roger L. Arnoldy, a physicist at the University of New Hampshire in Durham, New Hampshire. He was a United States Antarctic Research Program Principal Investigator in upper atmospheric physics at Siple Station and South Pole Station for many years from 1973.