Package Gnumed :: Package timelinelib :: Package calendar :: Package coptic :: Module coptic
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Module coptic

source code

Classes
  CopticDateTime
Functions
 
days_in_month(year, month) source code
 
is_leap_year(year) source code
 
num_leap_years(year) source code
 
is_valid_time(hour, minute, second) source code
 
is_valid(year, month, day) source code
 
julian_day_to_coptic_ymd(julian_day)
This calendar calculation was originally published in Explanatory Supplement to the Astronomical Almanac, S.E.
source code
 
coptic_ymd_to_julian_day(year, month, day)
Coptic year 1 = Julian day 1825030
source code
Variables
  FIRST_DAY = 1825030

Imports: CopticDelta, CopticTime


Function Details

julian_day_to_coptic_ymd(julian_day)

source code 

This calendar calculation was originally published in Explanatory Supplement to the Astronomical Almanac, S.E. Urban and P.K. Seidelman, Eds. (2012). You can purchase the book at uscibooks.com/urban.htm. "15.11 Calendar Conversion Algorithms" from the following pdf is used in the below code. https://aa.usno.navy.mil/publications/docs/c15_usb_online.pdf