Date. When Julius Caesar established his calendar in 45 BC he set 25
March as the spring equinox. Because a Julian year (365.25 ...
Calculates time and date of Spring & Autumnal (Fall) equinoxes and Summer
and Winter solstices all over the world. Note that the seasons are opposite on ...
There are two equinoxes every year – in September and March – when the sun
shines directly on the equator and the length of day and night is nearly equal.
When is the Longest Day / Summer Solstice? When is the Shortest Day / Winter
Solstice? When is the date of the Equinox? Date & Time of Solstices ...
Of course, just because the calendar says it's the first day of fall doesn't necessarily mean that New England will experience fall temperatures--nor fall colors--on that date
. Learn a bit about why leaves change color , and, if you're hoping to see spectacular autumn ... More »
Equinox, Solstice and Cross Quarter moments, seasonal boundaries for calendar
2016, precise to the minute, for world time zones, spring, summer, fall, winter, ...
Spring, Summer, Fall, Winter 360. See chart below for the equinox and solstice
dates for 2016 and 2017—marking when winter, spring, summer, and autumn ...
At the times when the Sun is crossing the celestial equator day and night are of
nearly equal length at all latitudes and so we call these dates the equinoxes ...
Sep 21, 2015 ... Provides perihelion, aphelion, solstice, and equinox data, given in Universal
Dates of the equinoxes and solstices - Stones of Wonder is a comprehensive
guide to the astronomy of the ancient stone circles, cairns and megaliths in ...