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The Caloris basin is centered in Raditladi quadrangle, though it overlaps significantly with the Tolstoj and Shakespeare quadrangles. The Borealis quadrangle is north of Raditladi quadrangle. To the west is Hokusai quadrangle, and to the east is Shakespeare quadrangle. To the southwest is Eminescu quadrangle, and to the southeast is Tolstoj ...
A quadrangle is defined by north and south boundaries of constant latitude (which are not great circles so are curved), and by east and west boundaries of constant longitude. From approximately 1947–1992, the USGS produced the 7.5 minute series, with each map covering an area one-quarter of the older 15-minute quad series, which it replaced. [1]
These six quadrangles continued to be known by their albedo feature names, with this one known as the Solitudo Persephones quadrangle. [1] [2] In addition to Neruda crater, the eastern half of the Rembrandt basin is within the quadrangle. Rembrandt is the second-largest impact basin on Mercury, after Caloris.
"The geology and ore deposits of the Bisbee quadrangle, Arizona". U.S. Geological Survey Professional Paper. Professional Paper. 21. doi:10.3133/pp21. hdl: 2346/61697; Sabins, Floyd F. (1957). "Geology of the Cochise Head and Western Part of the Vanar Quadrangles, Arizona". Geological Society of America Bulletin. 68 (10): 1315.
These six quadrangles continued to be known by their albedo feature names, with this one known as the Cyllene quadrangle. [1] [2] In addition to the prominent Debussy crater, the western half of the Rembrandt basin is within the quadrangle. Rembrandt is the second-largest impact basin on Mercury, after Caloris.
The impact that produced the Tolstoj Basin occurred very early in the history of the quadrangle. Two ragged, discontinuous rings approximately 356 km and 510 km in diameter encompass the structure but are poorly developed on its north and northeast sides; a third partial ring with a diameter of 466 km occurs on its southeast side.
The Cebrenia quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The quadrangle is located in the northeastern portion of Mars' eastern hemisphere and covers 120° to 180° east longitude (180° to 240° west longitude) and 30° to 65° north latitude.
The Elysium quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Elysium quadrangle is also referred to as MC-15 (Mars Chart-15). [1] The name Elysium refers to a place of reward (Heaven), according to Homer in the Odyssey. [2]