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  2. Sunrise - Wikipedia

    en.wikipedia.org/wiki/Sunrise

    Sunrise seen over the Atlantic Ocean through cirrus clouds on the Jersey Shore at Spring Lake, New Jersey, U.S. Sunrise (or sunrise) is the moment when the upper rim of the Sun appears on the horizon in the morning, [1] at the start of the Sun path. The term can also refer to the entire process of the solar disk crossing the horizon.

  3. Sunrise Nippon / Horizon - Wikipedia

    en.wikipedia.org/wiki/Sunrise_Nippon_/_Horizon

    "Sunrise Nippon" was written by F&T and Kōji Makaino, and arranged by Chokkaku. Musically, "Sunrise Nippon" is a pop song with a "groovy bass line" and "cheerful, funky melody". [ 1 ] " Horizon" was written by Takeshi and Shin Tanimoto, and arranged by Hitoshi Munakata and Naoki Hayashibe .

  4. Blue hour - Wikipedia

    en.wikipedia.org/wiki/Blue_hour

    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.

  5. False sunset - Wikipedia

    en.wikipedia.org/wiki/False_sunset

    A false sunset can refer to one of two related atmospheric optical phenomena, in which either (1) the Sun appears to be setting into or to have set below the horizon while it is actually still some height above the horizon, [1] or (2) the Sun has already set below the horizon, but still appears to be on or above the horizon (thus representing the reverse of a false sunrise).

  6. Sunrise equation - Wikipedia

    en.wikipedia.org/wiki/Sunrise_equation

    The equation above neglects the influence of atmospheric refraction (which lifts the solar disc — i.e. makes the solar disc appear higher in the sky — by approximately 0.6° when it is on the horizon) and the non-zero angle subtended by the solar disc — i.e. the apparent diameter of the sun — (about 0.5°). The times of the rising and ...

  7. Twilight - Wikipedia

    en.wikipedia.org/wiki/Twilight

    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).

  8. Manhattanhenge - Wikipedia

    en.wikipedia.org/wiki/Manhattanhenge

    Sunset seen looking west along 42nd Street, 8:23 p.m. on July 13, 2006 Manhattan sunset on West 42nd Street Sunrise along West 32nd St. In the following table, "full sun" refers to occurrences of the full solar disk just above the horizon, while "half sun" refers to occurrences of the solar disk partially hidden below the horizon.

  9. Azimuth compass - Wikipedia

    en.wikipedia.org/wiki/Azimuth_compass

    18th-century azimuthal compass held in the National Archaeological Museum of Spain. An azimuth compass (or azimuthal compass) is a nautical instrument used to measure the magnetic azimuth, the angle of the arc on the horizon between the direction of the Sun or some other celestial object and the magnetic north.