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2. Dawn simulation - Wikipedia

   en.wikipedia.org/wiki/Dawn_simulation

   A dawn simulator can be used as an alarm clock. Light enters through the eyelids triggering the body to begin its wake-up cycle, including the release of cortisol, so that by the time the light is at full brightness, sleepers wake up on their own, without the need for an alarm. Most commercial alarm clocks include a "dusk" mode as well for bedtime.

3. Twilight - Wikipedia

   en.wikipedia.org/wiki/Twilight

   Although civil dawn marks the time of the first appearance of civil twilight before sunrise, and civil dusk marks the time of the first disappearance of civil twilight after sunset, civil twilight statutes typically denote a fixed period after sunset or before sunrise (most commonly 20–30 minutes) rather than how many degrees the Sun is below ...

4. Time switch - Wikipedia

   en.wikipedia.org/wiki/Time_switch

   An astronomical (or astronomic) timer calculates dawn and dusk times (tracking the sun position) for each day of the year based on the latitude and longitude (or just north/central/south and time zone on more cheaply made ones), and the day of the year (month and date), programmed by the user upon installation in addition to the usual time of day, except in the case of GPS enabled astronomic ...

5. Dawn - Wikipedia

   en.wikipedia.org/wiki/Dawn

   Dawn is the time that marks the beginning of twilight before sunrise. It is recognized by the appearance of indirect sunlight being scattered in Earth's atmosphere , when the centre of the Sun 's disc has reached 18° below the observer's horizon . [ 1 ]

6. Dusk - Wikipedia

   en.wikipedia.org/wiki/Dusk

   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 ...

7. NFC championship game prediction: Who will win Eagles vs ...

   www.aol.com/nfc-championship-game-prediction-win...

   Start time: 2 p.m. ET. The Eagles and Commanders are scheduled for kickoff at 2 p.m. on Sunday, Jan. 26. The Eagles are hosting the matchup. Updated NFL playoff bracket.