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On March 15, 2011, a related short story, entitled "Turned at Dark", was released. A side-story, "Saved at Sunrise", was released as an e-book on Amazon on April 2, 2013, followed by "Unbreakable" on September 30, 2014, and finally "Spellbinder" on June 30, 2015. The three short stories were eventually released as a novella on February 2, 2016 ...
The time of dusk is the moment at the very end of astronomical twilight, just before the minimum brightness of the night sky sets in, or may be thought of as the darkest part of evening twilight. [4] However, technically, the three stages of dusk are as follows: At civil dusk, the center of the Sun's disc goes 6° below the horizon in the ...
The third phase is astronomical twilight, which is the period when the Sun is between 12 and 18 degrees below the horizon. [2] Dusk is at the very end of astronomical twilight, and is the darkest moment of twilight just before night. [3] Finally, night occurs when the Sun reaches 18 degrees below the horizon and no longer illuminates the sky. [4]
Blue hour at the Old Cathedral of the Holy Name of Jesus, Bragança in Portugal. The blue hour (from French l'heure bleue; [1] [a] pronounced [lœʁ blø]) is the period of twilight (in the morning or evening, around the nautical stage) when the Sun is at a significant depth below the horizon.
Po-on is the beginning of Rosales Saga of F. Sionil José – a series of novels about Rosales, Pangasinan in the Philippines.The Rosales Saga has five parts, all of them individual but interrelated novels, composed namely of the following titles in terms of historical chronology: Po-on, Tree, My Brother, My Executioner, The Pretenders, and Mass.
Twilight occurs according to the solar elevation angle θ s, which is the position of the geometric center of the Sun relative to the horizon. There are three established and widely accepted subcategories of twilight: civil twilight (nearest the horizon), nautical twilight, and astronomical twilight (farthest from the horizon). [2]
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The western twilight sky after sunset, during the blue hour (around nautical dusk).The deep-blue color of the upper portion is attributable to Chappuis absorption. Chappuis absorption (French:) refers to the absorption of electromagnetic radiation by ozone, which is especially noticeable in the ozone layer, which absorbs a small part of sunlight in the visible portion of the electromagnetic ...