The Mariana Trench is an oceanic trench located in the western Pacific Ocean, about 200 kilometres (124 mi) east of the Mariana Islands; it is the deepest oceanic trench on Earth. It is crescent-shaped and measures about 2,550 km (1,580 mi) in length and 69 km (43 mi) in width. The maximum known depth is 10,984 ± 25 metres at the southern end of a small slot-shaped valley in its floor known as the Challenger Deep. The deepest point of the trench is more than 2 km (1.2 mi) farther from sea level than the peak of Mount Everest.
The National Geospatial-Intelligence Agency (NGA) is a combat support agency within the United States Department of Defense whose primary mission is collecting, analyzing, and distributing geospatial intelligence (GEOINT) in support of national security. Initially known as the National Imagery and Mapping Agency (NIMA) from 1996 to 2003, it is a member of the United States Intelligence Community.
Jaco Island is an uninhabited island in East Timor, a country occupying the eastern end of the island of Timor in the Lesser Sunda Islands in Southeast Asia. It lies off the eastern tip with Cape Cutcha of the island of Timor.
The Naval Oceanographic Office (NAVOCEANO), located at John C. Stennis Space Center in south Mississippi, is an echelon IV component of the Naval Meteorology and Oceanography Command (NMOC) and comprises approximately 1,000 civilian, military and contract personnel responsible for providing oceanographic products and services to all elements within the Department of Defense.
The Australian Hydrographic Service is the Australian Commonwealth Government agency responsible for providing hydrographic services that meet Australia's obligations under the SOLAS convention and the national interest; enabling safe navigation, maritime trade and supporting protection of the marine environment. The agency, headquartered at the Australian Hydrographic Office in Wollongong, New South Wales, is an element of the Royal Australian Navy (RAN), and serves both military and civilian functions. The names Australian Hydrographic Service and the Australian Hydrographic Office are commonly abbreviated as AHS or AHO respectively.
Sacol is an island in Zamboanga City, Philippines. It is composed mainly of mangrove swamps and has the Sacol hill as its most prominent feature at 781 feet (238 m). In historic times, the island served as a refuge for merchants and sailors from nearby Basilan and Zamboanga that was caught under severe weather. Currently, it is a known scuba diving spot and a source of seafood.
Lo is an island in the Torres group of islands, in northern Vanuatu. The island is located 2.25 miles from the Toga Island. As of 2009, the population of the island was 210. They speak the Lo dialect of the Lo-Toga language.
Cape Espiritu Santo, also known as Cape Espiritu Santo Mountains, is the northeastern point of the Northern Samar and the northernmost point of Samar Island. It was named Cabo Espiritu Santo by early European explorers, since it was discovered on the Feast of the Holy Spirit. It is also the first land sighted by the Spaniards when sailing from Nueva España, marks the end of their long sailing as they approaches the land and coast of the Ibabaw in the Philippines. Spanish navigators noted the mountains' value as they are visible 40 miles out to sea. There are two prominent summits in this location. One rises 1,481 ft (451.41 m) and the other 1,457 ft (444.09 m).
Malendok Island is an island of the Tanga Islands of Papua New Guinea, located to the east of New Ireland. It is located to the south-west of Boang Island and north-east of Lif Island and Tefa Island. It covers 35 square kilometres (13.5 sq mi). Most inhabitants live in small hamlets on the coast. On the south-western side is a coconut plantation.
Tatau Island is an island of the Tabar Group of Papua New Guinea, located to the east of New Ireland and about a mile south of Simberi Island.
Tsoilaunung Island is an island of Papua New Guinea, located to the east of New Hanover Island, to the north of New Ireland. The island is also known as Tsoi. Senta Pass separates it from Patio Island to its south.
Patio Island is a small island of Papua New Guinea, located to the southeast of New Hanover Island, to the north-west of New Ireland. Senta Pass separates it from Tsoilaunung Island to the north. To the south is Baudisson Island.
Australian Pilot is a series of editions of Sailing Directions to navigators in Australian coastal waters.
Shannon D. Cramer Jr. was a United States Navy vice sdmiral. He was second director of the Defense Mapping Agency from September 1974 to August 1977. From April to September 1974, he was deputy director for plans, Defense Intelligence Agency.
Tufted Puffin Rock is a flat, rocky islet of the Commander Islands in the North Pacific Ocean, east of the Kamchatka Peninsula in Eastern Russia. These islands belong to the Kamchatka Krai of the Russian Federation. The islet gets its name from the Tufted puffins that use the islet as a breeding ground.
Kamen Ariy, or Ary Rock is a small islet of the Commander Islands in the North Pacific Ocean, east of the Kamchatka Peninsula in Eastern Russia. These islands belong to the Kamchatka Krai of the Russian Federation. Kamen Ariy is about 8 km (5 mi) west of Tufted Puffin Rock and consists of two rocks. The northern rock is pointed and reaches a height of 45 m (150 ft). The southern rock is much flatter and only reaches a height of 2.1 m.
