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Nadir also refers to the downward-facing viewing geometry of an orbiting satellite, [2] such as is employed during remote sensing of the atmosphere, as well as when an astronaut faces the Earth while performing a spacewalk. A nadir image is a satellite image or aerial photo of the Earth taken vertically.
The nadir of American race relations was the period in African-American history and the history of the United States from the end of Reconstruction in 1877 through the early 20th century, when racism in the country, and particularly anti-black racism, was more open and pronounced than it had ever been during any other period in the nation's history.
Nadir was born in France to a Moroccan father and Algerian mother. [4] He is a youth international for France, having played up to the France U19s. [5] He was called up to the Morocco U23s for a set of friendlies in November 2023, scoring on his debut against the United States U23s on 23 November 2023.
In topography, a nadir is a point on a surface that is lower in elevation than all points immediately adjacent to it. [1] Mathematically , a nadir is a local minimum of elevation. A nadir may be the lowest point of a dry basin or depression , or the deepest point of a body of water or ice .
Diagram showing the relationship between the zenith, the nadir, and different types of horizon. The zenith (UK: / ˈ z ɛ n ɪ θ /, US: / ˈ z iː n ɪ θ /) [1] [2] is the imaginary point on the celestial sphere directly "above" a particular location. "Above" means in the vertical direction opposite to the gravity direction at that location ...
In astronomy, the meridian is the great circle passing through the celestial poles, as well as the zenith and nadir of an observer's location. Consequently, it contains also the north and south points on the horizon, and it is perpendicular to the celestial equator and horizon.
The Banu Nadir (Arabic: بَنُو ٱلنَّضِير, Hebrew: בני נדיר) were a Jewish Arab tribe that lived in northern Arabia at the oasis of Medina until the 7th century. They were probably a part of the Constitution of Medina , which was formed after Muhammad 's Hijrah . [ 1 ]
1961 Postage Stamp of Nadir Shah Mohammed Nadir Khan, King of Afghanistan from 1929 to 1933. Nadir Khan was born on 9 April 1883 in Dehradun, British India, in the Musahiban branch of the Royal dynasty of Afghanistan (of the Mohammadzai section of Barakzai Pashtuns). His father was Mohammad Yusuf Khan, and his mother was Sharaf Sultana Hukumat ...