Slattery Peak is a somewhat isolated rock peak

Summit (topography)

In topography, a summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. Mathematically, a summit is a local maximum in elevation...

 (about 600 m) that rises above the ice mantle southeast of Mount Terror

Mount Terror (Antarctica)

Mount Terror is a large shield volcano that forms the eastern part of Ross Island, Antarctica. It has numerous cinder cones and domes on the flanks of the shield and is mostly under snow and ice. It is the second largest of the four volcanoes which make up Ross Island and is somewhat overshadowed...

 on Ross Island

Ross Island

Ross Island is an island formed by four volcanoes in the Ross Sea near the continent of Antarctica, off the coast of Victoria Land in McMurdo Sound.-Geography:...

. The peak position is additionally defined as 5.5 nautical miles (10 km) southwest of The Knoll

The Knoll

The Knoll is a snow-free knoll, 370 m, surmounting Cape Crozier at the east extremity of Ross Island. It was discovered and named by the Discovery expedition, 1901–04, under Robert Falcon Scott....

 and 3.8 nautical miles (7 km) east-northeast of Rohnke Crests

Rohnke Crests

Rohnke Crests are two rock ridges that are parallel and rise above the general ice mantle on the southeast slopes of Mount Terror, Ross Island. This feature is east of the head of Eastwind Glacier and 4 nautical miles northeast of Conical Hill. Names in association with Eastwind Glacier after...

. Named after Leo Slattery, who wintered at Scott Base

Scott Base

Scott Base is a research facility located in Antarctica and is operated by New Zealand. It was named after Captain Robert Falcon Scott, Royal Navy, leader of two British expeditions to the Ross Sea area of Antarctica...

 three times, twice as Officer in Charge; Post Clerk on Ross Island, summer 1973-74; Postmaster on Ross Island, summers 1979-80, 1981–82, and 1983-84.