Time Keeping and Calendars

 

From what is the calendar based?
>Is is based off of lunar events? (Full moons, new moons, etc)
>Is it based off of solar events? (Equinoxes, solstices, etc)
>Is it based off of celestial events? (Constellation movement, regular comet movement, etc)
>Is it based off of something else?
>>What?

Is the calendar something everyone has access to, or is the date something that most people end up estimating based on the weather/seasons?

What is the smallest measurable unit of time?
>A minute?
>A moment?
>A second?
>A millisecond?
>Which of these is most commonly used?

What kinds of time-keeping devices are used in your setting?
>Sun dials?
>Water clocks?
>Sand timers?
>Time candles?
>Incense candles?
>Mechanical clocks?
>Digital clocks?
>Other devices?

What portable time keeping devices exist (if any)?
>Watches?
>Pocket watches?
>Apps?

Is your setting large enough, and with fast enough travel, to have a concept of time zones?
>If so, how many time zones are recognized, and where are their boundaries drawn?

Which lunar events are marked on the calendar, if any?
Which celestial events are marked on the calendar, if any?
Which solar events are marked on the calendar, if any?

Are the concepts of noon and midnight used in your setting?
>If not, why?
>>Are there multiple light sources, preventing this?
>>Are there no light sources?