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Theta Piscis Austrini is moving through the Galaxy at a speed of 21.3 km/s relative to the Sun. Its projected Galactic orbit carries it between 22,629 and 38,431 light-years from the center of the Galaxy. Theta Piscis Austrini came closest to the Sun 2.7 million years ago at a distance of 256 light-years. [5]
Piscis Austrinus (the South Fish): [33] ω – ι – θ – 7 – β – 5 – κ,9 – λ – TX(19) Psc. " Piscis Austrinus " more often refers to a separate constellation in its own right. In 1754, the botanist and author John Hill proposed to sever a southern zone of Pisces as Testudo (the Turtle).
Piscis Austrinus is a constellation in the southern celestial hemisphere. The name is Latin for "the southern fish", in contrast with the larger constellation Pisces , which represents a pair of fish.
Metric units are units based on the metre, gram or second and decimal (power of ten) multiples or sub-multiples of these. According to Schadow and McDonald, [1] metric units, in general, are those units "defined 'in the spirit' of the metric system, that emerged in late 18th century France and was rapidly adopted by scientists and engineers.
A number of units were used. One vara (lit. "pole", "yard") was equal to 0.838 m (32.99 inches) as it was legally defined also use inches and feet. [1] Some other units and legal equivalents are given below:
The vesica piscis is the intersection of two congruent disks, each centered on the perimeter of the other. The vesica piscis is a type of lens, a mathematical shape formed by the intersection of two disks with the same radius, intersecting in such a way that the center of each disk lies on the perimeter of the other. [1]
A moored training ship (MTS) is a United States Navy nuclear powered submarine that has been converted to a training ship for the Nuclear Power Training Unit (NPTU) at Naval Support Activity Charleston in South Carolina. The Navy uses decommissioned nuclear submarines and converts them to MTSs to train personnel in the operation and maintenance ...
Monte Pissis is an extinct volcano on the border of the La Rioja and Catamarca provinces in Argentina, 25 km (16 mi) to the east of the Chilean border and about 550 km (340 mi) north of Aconcagua. The mountain is the third-highest in the Western Hemisphere .