SunCalc shows the movement of the sun and sunlight-phase for a certain day at a certain place. You can change the suns positions for sunrise, selected time and sunset see. The thin yellow-colored curve shows the trajectory of the sun, the yellow deposit shows the variation of the path of the sun throughout the year.

Calculation of sun’s position in the sky for each location on the earth at any time of day. Azimuth, sunrise sunset noon, daylight and graphs of the solar path. Twilight is the time after sunset characterized by a diffuse light (by extension the morning twilight, …

Click the Show Sunrise, Show Sunset and Show Azimuth checkboxes to display color-coded lines on the map indicating the direction of sunrise, sunset and solar position based on the Local Time and Date entered. This solar calculator is provided for research and entertainment purposes only.

Calculation of azimuth and elevation of the sun above the horizon for a given position and time. Table with one hour increments.

当θ=48.2°时大气质量为am 1.5，如图1所示，这是指典型晴天时太阳光照射到一般地面的情况，更接近人类生活的实际状况，其辐照度为1000 w/㎡。 AM 1.5常被用来作为评估地面太阳能转换装置及器件、组件性能的入射光能量标准 。

Free birth chart calculation and natal chart drawing for any location and date.

Calculations of sunrise and sunset in Sunrise – Florida – USA for March 2025. Generic astronomy calculator to calculate times for sunrise, sunset, moonrise, moonset for many cities, with daylight saving time and time zones taken in account.

Free sunrise and sunset calendar for any month and any location in the world. You can download it as a PDF and print it as a reference. March 2025 - Redmond. 🕐 Daylight Saving Time starts on Sunday, March 9, 2025 @ 03:00 AM. Clocks are set forward by 1 hour. You can see the sunrise and sunset calendar of any location of the world.

SunCalc is a little app that shows sun movement and sunlight phases during the given day at the given location. You can see sun positions at sunrise, specified time and sunset. The thin orange curve is the current sun trajectory, and the yellow area around is …

Explore our list of sunrise & sunset times across different countries. Find accurate, daily solar schedules for each location worldwide.