The time period once the Sunlight is no more than six levels under the horizon at both sunrise or sunset. The horizon ought to be Evidently outlined plus the brightest stars must be noticeable beneath great atmospheric circumstances (i.e. no moonlight, or other lights). 1 still should really have the https://jeju-weather90000.designertoblog.com/58281224/5-simple-statements-about-jeju-weather-explained