• YEARLIGHTTM, THE CYCLES OF SUNLIGHT AND MOONLIGHT THROUGHOUT THE YEAR, IS A RESULT OF THE FOLLOWING:

  • SOLAR EVENTS

    Sunrise - the moment when the Sun first appears above your horizon.
    Sunset - the moment when the Sun vanishes below your horizon.
    Daylight - the period between sunrise and sunset when the Sun is above your horizon.
    Local Solar Noon - the moment when the Sun is at its highest point in the sky.
    Twilight - the period of time before sunrise and after sunset in which there is still light in the sky.




    First Light - the moment when light first appears in the sky before sunrise. This happens at the transition between astronomical and nautical twilight in the morning hours.
    Nightfall - the moment when light is no longer visible after sunset. This happens at the transition between nautical and astronomical twilight in the evening hours.
    Night (Darkness) - the period of the day when the sky is fully dark.
  • LUNAR EVENTS

    Moonrise - the moment when the Moon first appears above your horizon.
    Moonset - the moment when the Moon vanishes below your horizon.
    Moonlight - the period between moonrise and moonset when the Moon is above your horizon.
  • MOON PHASE

    The phase of the Moon is a measure of how much of the Moon's surface is visible from Earth. This directly corresponds to the intensity of the moonlight each night.