User:Arivu.vp

INTERNATIONAL TROPICAL CALENDAR

 There are several solar calendars have been adopted. but each calendar has its own advantages and disadvantages. New calendar will be proposed to adopt all over the world.

Types of solar calendars 1. Proposed Calendar 2. Calendar structure 3. Indian calendar disadvantages 4. Iranian calendar disadvantages

Proposed calendar is synchronized with Gregorian calendar. This calendar follows the solar seasons such as vernal equinox, autumn equinox, summer solstice and winter solstice. It has 12 months(Zodiac sign). First 5 months of 31 days and remaining months have 30 days. the calendar structure is same as Nanakshahi calendar Bengali calendar. But that calendars are sidereal not tropical.

Calendar structure 1. Aries - Mar 21 2. Taurus - Apr 21 3. Gemini - May 22 4. Cancer - June 22 5. Leo - July 23 6. Virgo - Aug 23 7. Libra - Sep 22 8. Scorpio - Oct 22 9. Sagittarius - Nov 21 10. Capricorn - Dec 21 11. Aquarius - Jan 20 12. Pisces - Feb 19

Indian Calendar Disadvantages:

     52 days (from Feb 29 to April 20) shifted (between indian and gregorian calendar) from normal to leap year because the first month is the leap month.

Iranian Calendar Disadvantages

     Last month has 29 days. Its better to allocate 30 and 31 days to the months not 29. The months are not zodiacal names. It is not synchronized with gregorian leap year rule. It follows critical leap year rule.