Converting a date from one calendar to another is very simpel, if you use the right jdn_calendar and calendar_jdn routines.
In the following table you can see which routine you can use to convert a date from one calendar to another.
| Converting from | ||||||
|---|---|---|---|---|---|---|
| Converting to | Julian Day Number | Civil (Gregorian) Calendar | Julian Calendar | Hebrew Calendar | Islamic (Hijri) Calendar | Persian (Shamsi) Calendar |
|
Julian Day Number |
|
civil_jdn | julian_jdn | hebrew_jdn | islamic_jdn | persian_jdn |
|
Civil (Gregorian) Calendar |
jdn_civil | civil_normdate | julian_civil | hebrew_civil | islamic_civil | persian_civil |
| Julian Calendar | jdn_julian | civil_julian | julian_normdate | hebrew_julian | islamic_julian | persian_julian |
| Hebrew Calendar | jdn_hebrew | civil_hebrew | julian_hebrew |
|
islamic_hebrew | persian_hebrew |
| Islamic (Hijri) Calendar | jdn_islamic | civil_islamic | julian_islamic | hebrew_islamic | ||
| Persian (Shamsi) Calendar | jdn_persian | civil_persian | julian_persian | hebrew_persian | islamic_persian | |
| Weekday | weekday |
|
|
|||
| Weeknumber | weeknumber |
|
|
|||
Note that you can make some other conversions yourself. E.g. if you want to convert a Civil date into a weekday, first convert it into a Julian Day Number and then convert that into a weekday.
| Julian Day Number: | 2452163 |
| Civil (Gregorian) date: | Monday, 10 September 2001 |
| Julian date: | Monday, 28 August 2001 |
| Hebrew date: | yom sheni, 22 Elul 5761 |
| Islamic date: | Al-`iTHnain, 22 Jumada II 1422 |
| Persian date: | Doshanbeh, 19 Shahrivar 1380 |
| Back to Calendar Math. | Other pages by the same author. |
