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February 29- Leap Day

by Asmita Gaire | 29-02-2020 20:59 recommendations 0

February 29, also known as leap day or leap year day, is a date added to most years that are divisible by 4, such as 2016, 2020, and 2024. A leap day is added in various solar calendars (calendars based on the Earth's revolution around the Sun), including the Gregorian calendar standard in most of the world. Lunisolar calendars (whose months are based on the phases of the Moon) instead add a leap or intercalary month.

In the Gregorian calendar, years that are divisible by 100, but not by 400, do not contain a leap day. Thus, 1700, 1800, and 1900 did not contain a leap day; neither will 2100, 2200, and 2300. Conversely, 1600 and 2000 did and 2400 will. Years containing a leap day are called leap years. Years not containing a leap day are called common years. February 29 is the 60th day of the Gregorian calendar in such a year with 306 days remaining until the end of the year. In the Chinese calendar, this day will only occur in years of the monkey, dragon, and rat.
A leap day is observed because the Earth's period of orbital revolution around the Sun takes approximately six hours longer than 365 whole days. A leap day compensates for this lag, realigning the calendar with the Earth's position in the Solar System; otherwise, seasons would occur later than intended in the calendar year. The Julian calendar used in Christendom until the 16th century added a leap day every four years; but this rule adds too many days (roughly three every 400 years), making the equinoxes and solstices shift gradually to earlier dates. By the 16th century the vernal equinox had drifted to March 11, and the Gregorian calendar was introduced both to shift it back by omitting several days, and to reduce the number of leap years via the aforementioned century rule to keep the equinoxes more or less fixed and the date of Easter consistently close to the vernal equinox

Source:

https://en.m.wikipedia.org/wiki/Leap_year
 
Leap day

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25 Comments

  • Asmita Gaire says :
    Greetings susmita
    I hope you are doing well
    Thank you so much for your feedback
    Green cheers
    Regards
    Asmita Gaire
    Posted 18-08-2020 20:15

  • Rachu Khanal says :
    Thanks for the report
    Posted 26-03-2020 19:14

  • Hema Sapkota says :
    Hello Asmita
    I hope you are doing well

    Great Report
    Thank you so much for this report!
    Keep writing!

    Green cheers
    Yours
    Hema
    Posted 19-03-2020 12:00

  • Ishma Gurung says :
    Greetings asmita
    I hope you are doing well

    Thank you so much for this great report
    I hope to read more from you!

    Green cheers
    Regards
    Ishma
    Posted 17-03-2020 12:01

  • Basanta Adhikari says :
    Greetings asmita
    I hope you are doing well

    Your articles are really very much amazing
    Thank you so much for this report.

    I hope to read more from you.
    Green cheers
    Regards
    Basanta
    Posted 16-03-2020 02:54

  • Asmita Gaire says :
    Greetings Jasmine sis
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:07

  • Asmita Gaire says :
    Greetings prakriti sis
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:06

  • Asmita Gaire says :
    Greetings Susmita horticulturist
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:05

  • Asmita Gaire says :
    Greetings Susmita
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:05

  • Asmita Gaire says :
    Greetings Geeta
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:05

  • Asmita Gaire says :
    Greetings kushal dai
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:05

  • Asmita Gaire says :
    Greetings Rajesh chalaugain
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:05

  • Asmita Gaire says :
    Greetings Lisa mentor
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:04

  • Asmita Gaire says :
    Greetings hyeongmin mentor
    Thank you so much
    Green cheers
    Regards
    Asmita Gaire
    Posted 13-03-2020 04:04

  • Pawan Lamichhane says :
    Hello Ashmita sis..Nice report ..Looking forward further more intresting and important reports from your creativity. May god bless you

    Keep writing and always shining

    Warm regards
    Posted 08-03-2020 12:06

  • Susmita Adhikari says :
    Hello Asmita dee
    I hope you are doing well

    Thank you so much for this report
    Regards
    Susmita
    Posted 07-03-2020 22:48

  • Susmita Horticulturist says :
    Hello asmita
    I hope you are doing well.

    Thank you so much for this report.
    Green cheers
    Regards
    Sus
    Posted 07-03-2020 18:41

Kushal Naharki

  • Kushal Naharki says :
    Hello Asmita

    I do hope that you are fine and doing great with your works.
    Thank you for your report about February 29- Leap Day

    Green Cheers from Nepal :)
    Keep writing great reports.
    We are eager to read more reports from you.

    Regards,
    Kushal Naharki

    Posted 02-03-2020 21:22

  • Geetu Parajuli says :
    hello asmita, thanks about this report. i learned new things about leap day.
    cheers
    Posted 02-03-2020 01:24

Prakriti  Ghimire

  • Prakriti Ghimire says :
    Thanks for sharing such informative reports.
    Posted 02-03-2020 01:20

  • Jasmine Karki says :
    Greetings di
    I do hope everything is going well..

    Thank you so much for sharing your report and making us clear about the leap year and leap day..
    Eagerly waiting for your more reports..

    Green cheers
    Regards
    Jasmine karki
    Posted 01-03-2020 18:40

  • Rajesh Chaulagain says :
    Thank you for sharing this information with us. keep writing
    Posted 01-03-2020 16:03

  • Lisa Mentor says :
    Hey Asmita!
    It's Lisa.

    I am always amazed by how the humans were able to devise the calendric system considering the laws of nature and a leap year is one of the elements that reflect how nature functions the best way. I've always wanted to know more about it and I could by reading your article.

    Thank you for telling us all about the leap year to help us understand better.
    Well written!


    Posted 01-03-2020 12:58

  • Hyeongmin Mentor says :
    Hello Asmita

    From your report, I could learn about the leap day in detail. I could also see that there is quite much scientific background hidden in the calendar.

    Thank you for the informative report!
    Posted 01-03-2020 10:41

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