Solar calendar - Wikipedia, the free encyclopedia
A solar calendar is a calendar whose dates indicate the position of the earth on its revolution around the sun (or equivalently the apparent position of the sun moving on the celestial sphere). If t...
en.wikipedia.org/wiki/Solar_calendar
Iranian calendar - Wikipedia, the free encyclopedia
The Iranian calendar (Persian: Gahshomari-ye Irani ) can refer to any in a succession of a set of calendars. They are used for over two millennia in Iran (Persia), Afghanistan and related societie...
en.wikipedia.org/wiki/Iranian_calendar
Thai solar calendar - Wikipedia, the free encyclopedia
The Thai solar calendar , Suriyakati (Thai: : Suriya plus kati : way) was adopted by King Chulalongkorn (Rama V) in 1888 as the Siamese version of the Gregorian calendar. It is the official cale...
en.wikipedia.org/wiki/Thai_solar_calendar
www.solarcalendar.org/ www.solarcalendar.org/
The Solar Calendar Project will create an outdoor public art and education destination at Cesar E. Chavez Park on the waterfront in Berkeley, California. It will be installed on a 1.5 acre hilltop site with a stunning 360 degree panoramic view.
www.solarcalendar.org/01_intro.html www.solarcalendar.org/01_intro.html
As a purely solar calendar, no attempt is made to synchronise the start of months to the phases of the Moon. ... As a purely solar calendar, months are not synchronised with the phases of the Moon. ... The Bahá'í calendar is a solar calendar organised as a hierarchy of cycles, each of length 19, commemorating the 19 year...
www.fourmilab.ch/documents/calendar/ www.fourmilab.ch/documents/calendar/
The solar calendar is based on the regular seasonal changes the earth undergoes in its yearly orbit around the sun. Over the years this system has underwent revision.
www.gio.gov.tw/info/festival_c/html_e/sun.htm
Adding 7 months every 19 years approximates the solar year with 235 lunar months. That is mathematically (by continued fractions) the most accurate convenient cycle for a luni-solar calendar and would give, using the mean value of the synodic month (29.530588 days), a year of 365.2467463 days long.
www.friesian.com/calendar.htm www.friesian.com/calendar.htm
Solar Observing ... Solar Filters ... Lunar / Solar Calendar - scopecity.net...
www.scopecity.net/lunarcalendar.php www.scopecity.net/lunarcalendar.php