You are at the section Calendar History
Gregorian-Julian Differences By Century
On this chart, we'll look at the date differences between
the Gregorian calendar, the Julian-1 calendar, and the Julian-Roman-Actual-1 and Julian-Roman-Transitional-1 (versions Julian-Actual-1 and Julian-Transitional-1 for days counting up)
calendars.
As we go back in time, we note the differences between the three calendars.
When we get down to 8 C.E. and earlier, we'll use Scalinger's theory on where the leap years on the Julian-Actual-1
calendar may and may not have happened.
According to scholar Scalinger, the leap years were all in B.C.E.: 42, 39, 36, 33, 30, 27, 24, 21, 18, 15, 12 and 9.
The first Julian Day, January 1, 45 B.C.E. Julian-Roman-Actual-1,
mapped to January 2, 45 B.C.E. on the proleptic Julian-Roman-1 calendar.
The first aligned day was on Feb 25 4 C.E. on the proleptic Julian-Roman-1 calendar.
The Quadriennial leap year resumed on 8 C.E.
When Pope Gregory XIII introduced his Gregorian calendar to correct the timing of the days of months by using
the century where the first Easter day was observed, and lining up the dates of the century between the Gregorian (proleptically)
and the Julian-1 calendars.
What I discovered is that when I get down to the 5-2 B.C.E. range, and I'm guessing that Pope Gregory XIII never reckoned
when thinking of his Gregorian calendar, is that the March 25 date of the conception of Jesus Christ lines up between
those same four dates between the Gregorian calendar and the Julian-Transitional-1 calendar. So for those who
celebrate the Feast of the Annunciation, also known as the Immaculate Conception of Mary on March 25,
if March 25 on the Julian-Transitional-1 calendar is the correct date of this (it maps to March 27 on the Julian-1 calendar between
years 5 and 2 B.C. or B.C.E.), it maps exactly to March 25 between those same four years!
On the proleptic Julian-1 calendar, it's actually on March 27, but on the calendar the Romans used to correct the timing of the leap year
error, it's March 25, the same as that on the proleptic Gregorian calendar! Could this be a Jesus miracle that Pope Gregory XIII never knew about?
Also, it's the day celebrating God's preservation of the Blessed Virgin Mary from original sin.
See this excerpt:
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 25, 02 B.C.E. | Mar 27, 02 B.C.E. | Mar 25, 02 B.C.E. |
Mar 25, 03 B.C.E. | Mar 27, 03 B.C.E. | Mar 25, 03 B.C.E. |
Mar 25, 04 B.C.E. | Mar 27, 04 B.C.E. | Mar 25, 04 B.C.E. |
Mar 25, 05 B.C.E. | Mar 27, 05 B.C.E. | Mar 25, 05 B.C.E. |
Also note that around 5 C.E. when the corrections of the leap year timing were completed
after skipping the third year where the intercalary day should have been to speed the calendar up three days,
the Julian-Roman-Actual-1 was caught up with the intended dates if the Julian-Roman-1 calendar, so
the Julian-Roman-Transitional-1 period ended at that point.
So with that, we proceed.
Gregorian | Julian-1 |
Mar 15, 2100 | Mar 01, 2100 |
Mar 14, 2100 | Feb 29, 2100 |
Mar 13, 2100 | Feb 28, 2100 |
Mar 12, 2100 | Feb 27, 2100 |
Mar 11, 2100 | Feb 26, 2100 |
Mar 01, 2100 | Feb 16, 2100 |
Feb 29, 2100 skipped | |
Feb 28, 2100 | Feb 15, 2100 |
Gregorian | Julian-1 |
Mar 14, 2000 | Mar 01, 2000 |
Mar 13, 2000 | Feb 29, 2000 |
Mar 12, 2000 | Feb 28, 2000 |
Mar 01, 2000 | Feb 17, 2000 |
Feb 29, 2000 | Feb 16, 2000 |
Feb 28, 2000 | Feb 15, 2000 |
Mar 14, 1900 | Mar 01, 1900 |
Mar 13, 1900 | Feb 29, 1900 |
Mar 12, 1900 | Feb 28, 1900 |
Mar 01, 1900 | Feb 17, 1900 |
Feb 29, 1900 skipped | |
Feb 28, 1900 | Feb 16, 1900 |
Mar 13, 1800 | Mar 01, 1800 |
Mar 12, 1800 | Feb 29, 1800 |
Mar 11, 1800 | Feb 28, 1800 |
Mar 01, 1800 | Feb 18, 1800 |
Feb 29, 1800 skipped | |
Feb 28, 1800 | Feb 17, 1800 |
Gregorian | Julian-1 | Julian-3-25- | Julian-Sweden-1 |
Mar 12, 1712 | Mar 01, 1712 | Mar 01, 1711 | Mar 01, 1712 |
Mar 11, 1712 | Feb 29, 1712 | Feb 29, 1711 | Feb 30, 1712 |
Mar 10, 1712 | Feb 28, 1712 | Feb 28, 1711 | Feb 29, 1712 |
Mar 09, 1712 | Feb 27, 1712 | Feb 27, 1711 | Feb 28, 1712 |
Mar 12, 1708 | Mar 01, 1708 | Mar 01, 1707 | Mar 02, 1708 |
Mar 11, 1708 | Feb 29, 1708 | Feb 29, 1707 | Mar 01, 1708 |
Mar 10, 1708 | Feb 28, 1708 | Feb 28, 1707 | Feb 29, 1708 |
Mar 09, 1708 | Feb 27, 1708 | Feb 27, 1707 | Feb 28, 1708 |
Mar 12, 1704 | Mar 01, 1704 | Mar 01, 1703 | Mar 02, 1704 |
Mar 11, 1704 | Feb 29, 1704 | Feb 29, 1703 | Mar 01, 1704 |
Mar 10, 1704 | Feb 28, 1704 | Feb 28, 1703 | Feb 29, 1704 |
Mar 09, 1704 | Feb 27, 1704 | Feb 27, 1703 | Feb 28, 1704 |
Apr 07, 1700 | Mar 27, 1700 | Mar 27, 1700 | Mar 28, 1700 |
Apr 06, 1700 | Mar 26, 1700 | Mar 26, 1700 | Mar 27, 1700 |
Apr 05, 1700 | Mar 25, 1700 | Mar 25, 1700 | Mar 26, 1700 |
Apr 04, 1700 | Mar 24, 1700 | Mar 24, 1699 | Mar 25, 1700 |
Mar 12, 1700 | Mar 01, 1700 | Mar 01, 1699 | Mar 02, 1700 |
Mar 11, 1700 | Feb 29, 1700 | Feb 29, 1699 | Mar 01, 1700 |
| | | Feb 29, 1700 skipped |
Mar 10, 1700 | Feb 28, 1700 | Feb 28, 1699 | Feb 28, 1700 |
Mar 01, 1700 | Feb 19, 1700 | Feb 19, 1699 | Feb 19, 1700 |
Feb 29, 1700 skipped | | | |
Feb 28, 1700 | Feb 18, 1700 | Feb 18, 1699 | Feb 18, 1700 |
Gregorian | Julian-1 |
Mar 11, 1600 | Mar 01, 1600 |
Mar 10, 1600 | Feb 29, 1600 |
Mar 09, 1600 | Feb 28, 1600 |
Mar 01, 1600 | Feb 20, 1600 |
Feb 29, 1600 | Feb 19, 1600 |
Feb 28, 1600 | Feb 18, 1600 |
Mar 11, 1500 | Mar 01, 1500 |
Mar 10, 1500 | Feb 29, 1500 |
Mar 09, 1500 | Feb 28, 1500 |
Mar 01, 1500 | Feb 20, 1500 |
Feb 29, 1500 skipped | |
Feb 28, 1500 | Feb 19, 1500 |
Mar 10, 1400 | Mar 01, 1400 |
Mar 09, 1400 | Feb 29, 1400 |
Mar 08, 1400 | Feb 28, 1400 |
Mar 01, 1400 | Feb 21, 1400 |
Feb 29, 1400 skipped | |
Feb 28, 1400 | Feb 20, 1400 |
Mar 09, 1300 | Mar 01, 1300 |
Mar 08, 1300 | Feb 29, 1300 |
Mar 07, 1300 | Feb 28, 1300 |
Mar 01, 1300 | Feb 22, 1300 |
Feb 29, 1300 skipped | |
Feb 28, 1300 | Feb 21, 1300 |
Gregorian | Julian-1 |
Mar 08, 1200 | Mar 01, 1200 |
Mar 07, 1200 | Feb 29, 1200 |
Mar 06, 1200 | Feb 28, 1200 |
Mar 01, 1200 | Feb 23, 1200 |
Feb 29, 1200 | Feb 22, 1200 |
Feb 28, 1200 | Feb 21, 1200 |
Mar 08, 1100 | Mar 01, 1100 |
Mar 07, 1100 | Feb 29, 1100 |
Mar 06, 1100 | Feb 28, 1100 |
Mar 01, 1100 | Feb 23, 1100 |
Feb 29, 1100 skipped | |
Feb 28, 1100 | Feb 22, 1100 |
Mar 07, 1000 | Mar 01, 1000 |
Mar 06, 1000 | Feb 29, 1000 |
Mar 05, 1000 | Feb 28, 1000 |
Mar 01, 1000 | Feb 24, 1000 |
Feb 29, 1000 skipped | |
Feb 28, 1000 | Feb 23, 1000 |
Mar 06, 0900 | Mar 01, 0900 |
Mar 05, 0900 | Feb 29, 0900 |
Mar 04, 0900 | Feb 28, 0900 |
Mar 01, 0900 | Feb 25, 0900 |
Feb 29, 0900 skipped | |
Feb 28, 0900 | Feb 24, 0900 |
Gregorian | Julian-1 |
Mar 06, 0800 | Mar 02, 0800 |
Mar 05, 0800 | Mar 01, 0800 |
Mar 04, 0800 | Feb 29, 0800 |
Mar 03, 0800 | Feb 28, 0800 |
Mar 02, 0800 | Feb 27, 0800 |
Mar 01, 0800 | Feb 26, 0800 |
Feb 29, 0800 | Feb 25, 0800 |
Feb 28, 0800 | Feb 24, 0800 |
Feb 27, 0800 | Feb 23, 0800 |
Mar 05, 0700 | Mar 01, 0700 |
Mar 04, 0700 | Feb 29, 0700 |
Mar 03, 0700 | Feb 28, 0700 |
Mar 01, 0700 | Feb 26, 0700 |
Feb 29, 0700 skipped | |
Feb 28, 0700 | Feb 25, 0700 |
Mar 04, 0600 | Mar 01, 0600 |
Mar 03, 0600 | Feb 29, 0600 |
Mar 02, 0600 | Feb 28, 0600 |
Mar 01, 0600 | Feb 27, 0600 |
Feb 29, 0600 skipped | |
Feb 28, 0600 | Feb 26, 0600 |
Mar 03, 0500 | Mar 01, 0500 |
Mar 02, 0500 | Feb 29, 0500 |
Mar 01, 0500 | Feb 28, 0500 |
Feb 29, 0500 skipped | |
Feb 28, 0500 | Feb 27, 0500 |
Gregorian | Julian-1 |
Mar 03, 0400 | Mar 02, 0400 |
Mar 02, 0400 | Mar 01, 0400 |
Mar 01, 0400 | Feb 29, 0400 |
Feb 29, 0400 | Feb 28, 0400 |
Feb 28, 0400 | Feb 27, 0400 |
Feb 27, 0400 | Feb 26, 0400 |
Mar 03, 0300 | Mar 02, 0300 |
Mar 02, 0300 | Mar 01, 0300 |
Mar 01, 0300 | Feb 29, 0300 |
Feb 29, 0300 skipped | |
Feb 28, 0300 | Feb 28, 0300 |
Feb 27, 0300 | Feb 27, 0300 |
Mar 03, 0200 | Mar 03, 0200 |
Mar 02, 0200 | Mar 02, 0200 |
Mar 01, 0200 | Mar 01, 0200 |
Feb 29, 0200 skipped | |
Feb 28, 0200 | Feb 29, 0200 |
Feb 27, 0200 | Feb 28, 0200 |
Mar 02, 0100 | Mar 03, 0100 |
Mar 01, 0100 | Mar 02, 0100 |
Feb 29, 0100 skipped | |
Feb 28, 0100 | Mar 01, 0100 |
Feb 27, 0100 | Feb 29, 0100 |
Feb 26, 0100 | Feb 28, 0100 |
Mar 01, 0008 | Mar 03, 0008 |
Feb 29, 0008 | Mar 02, 0008 |
Feb 28, 0008 | Mar 01, 0008 |
Feb 27, 0008 | Feb 29, 0008 |
Feb 26, 0008 | Feb 28, 0008 |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 02, 0004 | Mar 04, 0004 | Mar 04, 0004 |
Mar 01, 0004 | Mar 03, 0004 | Mar 03, 0004 |
Feb 29, 0004 | Mar 02, 0004 | Mar 02, 0004 |
Feb 28, 0004 | Mar 01, 0004 | Mar 01, 0004 |
| | Feb 29, 0004 skipped, sped up the calendar by one day, now caught up with the Julian-1 calendar |
Feb 27, 0004 | Feb 29, 0004 | Feb 28, 0004 |
Feb 26, 0004 | Feb 28, 0004 | Feb 27, 0004 |
Feb 25, 0004 | Feb 27, 0004 | Feb 26, 0004 |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 02, 01 B.C.E. | Mar 04, 01 B.C.E. | Mar 03, 01 B.C.E. |
Mar 01, 01 B.C.E. | Mar 03, 01 B.C.E. | Mar 02, 01 B.C.E. |
Feb 29, 01 B.C.E. | Mar 02, 01 B.C.E. | Mar 01, 01 B.C.E. |
| | Feb 29, 01 B.C.E. skipped, slowed the calendar to make it one day slow |
Feb 28, 01 B.C.E. | Mar 01, 01 B.C.E. | Feb 28, 01 B.C.E. |
Feb 27, 01 B.C.E. | Feb 29, 01 B.C.E. | Feb 27, 01 B.C.E. |
Feb 26, 01 B.C.E. | Feb 28, 01 B.C.E. | Feb 26, 01 B.C.E. |
Feb 25, 01 B.C.E. | Feb 27, 01 B.C.E. | Feb 25, 01 B.C.E. |
Mar 25, 02 B.C.E. | Mar 27, 02 B.C.E. | Mar 25, 02 B.C.E. |
Mar 25, 03 B.C.E. | Mar 27, 03 B.C.E. | Mar 25, 03 B.C.E. |
Mar 25, 04 B.C.E. | Mar 27, 04 B.C.E. | Mar 25, 04 B.C.E. |
Mar 25, 05 B.C.E. | Mar 27, 05 B.C.E. | Mar 25, 05 B.C.E. |
Mar 02, 05 B.C.E. | Mar 04, 05 B.C.E. | Mar 02, 05 B.C.E. |
Mar 01, 05 B.C.E. | Mar 03, 05 B.C.E. | Mar 01, 05 B.C.E. |
| | Feb 29, 05 B.C.E. skipped, sped the calendar up to make it two days slow |
Feb 29, 05 B.C.E. | Mar 02, 05 B.C.E. | Feb 28, 05 B.C.E. |
Feb 28, 05 B.C.E. | Mar 01, 05 B.C.E. | Feb 27, 05 B.C.E. |
Feb 27, 05 B.C.E. | Feb 29, 05 B.C.E. | Feb 26, 05 B.C.E. |
Feb 26, 05 B.C.E. | Feb 28, 05 B.C.E. | Feb 25, 05 B.C.E. |
Feb 25, 05 B.C.E. | Feb 27, 05 B.C.E. | Feb 24, 05 B.C.E. |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 03, 09 B.C.E. | Mar 05, 09 B.C.E. | Mar 02, 09 B.C.E. |
Mar 02, 09 B.C.E. | Mar 04, 09 B.C.E. | Mar 01, 09 B.C.E. |
Mar 01, 09 B.C.E. | Mar 03, 09 B.C.E. | Feb 29, 09 B.C.E. correct year for leap day, still three days slow |
Feb 29, 09 B.C.E. | Mar 02, 09 B.C.E. | Feb 28, 09 B.C.E. |
Feb 28, 09 B.C.E. | Mar 01, 09 B.C.E. | Feb 27, 09 B.C.E. |
Feb 27, 09 B.C.E. | Feb 29, 09 B.C.E. | Feb 26, 09 B.C.E. |
Feb 26, 09 B.C.E. | Feb 28, 09 B.C.E. | Feb 25, 09 B.C.E. |
Feb 25, 09 B.C.E. | Feb 27, 09 B.C.E. | Feb 24, 09 B.C.E. |
Mar 03, 12 B.C.E. | Mar 05, 12 B.C.E. | Mar 02, 12 B.C.E. |
Mar 02, 12 B.C.E. | Mar 04, 12 B.C.E. | Mar 01, 12 B.C.E. |
Mar 01, 12 B.C.E. | Mar 03, 12 B.C.E. | Feb 29, 12 B.C.E. error placement, now three days slow |
Feb 28, 12 B.C.E. | Mar 02, 12 B.C.E. | Feb 28, 12 B.C.E. |
Feb 27, 12 B.C.E. | Mar 01, 12 B.C.E. | Feb 27, 12 B.C.E. |
Feb 26, 12 B.C.E. | Feb 28, 12 B.C.E. | Feb 26, 12 B.C.E. |
Feb 25, 12 B.C.E. | Feb 27, 12 B.C.E. | Feb 25, 12 B.C.E. |
Feb 24, 12 B.C.E. | Feb 26, 12 B.C.E. | Feb 24, 12 B.C.E. |
Mar 03, 13 B.C.E. | Mar 05, 13 B.C.E. | Mar 03, 13 B.C.E. |
Mar 02, 13 B.C.E. | Mar 04, 13 B.C.E. | Mar 02, 13 B.C.E. |
Mar 01, 13 B.C.E. | Mar 03, 13 B.C.E. | Mar 01, 13 B.C.E. |
| | Feb 29, 13 B.C.E. intended placement that didn't happen but sped the calendar up to make it two days slow |
Feb 29, 13 B.C.E. | Mar 02, 13 B.C.E. | Feb 28, 13 B.C.E. |
Feb 28, 13 B.C.E. | Mar 01, 13 B.C.E. | Feb 27, 13 B.C.E. |
Feb 27, 13 B.C.E. | Feb 29, 13 B.C.E. | Feb 26, 13 B.C.E. |
Feb 26, 13 B.C.E. | Feb 28, 13 B.C.E. | Feb 25, 13 B.C.E. |
Feb 25, 13 B.C.E. | Feb 27, 13 B.C.E. | Feb 24, 13 B.C.E. |
Mar 05, 15 B.C.E. | Mar 07, 15 B.C.E. | Mar 04, 15 B.C.E. |
Mar 04, 15 B.C.E. | Mar 06, 15 B.C.E. | Mar 03, 15 B.C.E. |
Mar 03, 15 B.C.E. | Mar 05, 15 B.C.E. | Mar 02, 15 B.C.E. |
Mar 02, 15 B.C.E. | Mar 04, 15 B.C.E. | Mar 01, 15 B.C.E. |
Mar 01, 15 B.C.E. | Mar 03, 15 B.C.E. | Feb 29, 15 B.C.E. error placement, slowed the calendar one day to make it three days slow |
Feb 28, 15 B.C.E. | Mar 02, 15 B.C.E. | Feb 28, 15 B.C.E. |
Feb 27, 15 B.C.E. | Mar 01, 15 B.C.E. | Feb 27, 15 B.C.E. |
Feb 26, 15 B.C.E. | Feb 28, 15 B.C.E. | Feb 26, 15 B.C.E. |
Feb 25, 15 B.C.E. | Feb 27, 15 B.C.E. | Feb 25, 15 B.C.E. |
Mar 03, 17 B.C.E. | Mar 05, 17 B.C.E. | Mar 03, 17 B.C.E. |
Mar 02, 17 B.C.E. | Mar 04, 17 B.C.E. | Mar 02, 17 B.C.E. |
Mar 01, 17 B.C.E. | Mar 03, 17 B.C.E. | Mar 01, 17 B.C.E. |
| | Feb 29, 17 B.C.E. intended placement that didn't happen but sped the calendar up to make it two days slow |
Feb 29, 17 B.C.E. | Mar 02, 17 B.C.E. | Feb 28, 17 B.C.E. |
Feb 28, 17 B.C.E. | Mar 01, 17 B.C.E. | Feb 27, 17 B.C.E. |
Feb 27, 17 B.C.E. | Feb 29, 17 B.C.E. | Feb 26, 17 B.C.E. |
Feb 26, 17 B.C.E. | Feb 28, 17 B.C.E. | Feb 25, 17 B.C.E. |
Feb 25, 17 B.C.E. | Feb 27, 17 B.C.E. | Feb 24, 17 B.C.E. |
Mar 05, 18 B.C.E. | Mar 07, 18 B.C.E. | Mar 04, 18 B.C.E. |
Mar 04, 18 B.C.E. | Mar 06, 18 B.C.E. | Mar 03, 18 B.C.E. |
Mar 03, 18 B.C.E. | Mar 05, 18 B.C.E. | Mar 02, 18 B.C.E. |
Mar 02, 18 B.C.E. | Mar 04, 18 B.C.E. | Mar 01, 18 B.C.E. |
Mar 01, 18 B.C.E. | Mar 03, 18 B.C.E. | Feb 29, 18 B.C.E. error placement, slowed the calendar down to make it three days slow |
Feb 28, 18 B.C.E. | Mar 02, 18 B.C.E. | Feb 28, 18 B.C.E. |
Feb 27, 18 B.C.E. | Mar 01, 18 B.C.E. | Feb 27, 18 B.C.E. |
Feb 26, 18 B.C.E. | Feb 28, 18 B.C.E. | Feb 26, 18 B.C.E. |
Feb 25, 18 B.C.E. | Feb 27, 18 B.C.E. | Feb 25, 18 B.C.E. |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 03, 21 B.C.E. | Mar 05, 21 B.C.E. | Mar 03, 21 B.C.E. |
Mar 02, 21 B.C.E. | Mar 04, 21 B.C.E. | Mar 02, 21 B.C.E. |
Mar 01, 21 B.C.E. | Mar 03, 21 B.C.E. | Mar 01, 21 B.C.E. |
Feb 29, 21 B.C.E. | Mar 02, 21 B.C.E. | Feb 29, 21 B.C.E. correct year for leap day, still two days slow |
Feb 28, 21 B.C.E. | Mar 01, 21 B.C.E. | Feb 28, 21 B.C.E. |
Feb 27, 21 B.C.E. | Feb 29, 21 B.C.E. | Feb 27, 21 B.C.E. |
Feb 26, 21 B.C.E. | Feb 28, 21 B.C.E. | Feb 26, 21 B.C.E. |
Feb 25, 21 B.C.E. | Feb 27, 21 B.C.E. | Feb 25, 21 B.C.E. |
Mar 03, 24 B.C.E. | Mar 05, 24 B.C.E. | Mar 03, 24 B.C.E. |
Mar 02, 24 B.C.E. | Mar 04, 24 B.C.E. | Mar 02, 24 B.C.E. |
Mar 01, 24 B.C.E. | Mar 03, 24 B.C.E. | Mar 01, 24 B.C.E. |
Feb 28, 24 B.C.E. | Mar 02, 24 B.C.E. | Feb 29, 24 B.C.E. error placement, slowed the calendar down to make it two days slow |
Feb 27, 24 B.C.E. | Mar 01, 24 B.C.E. | Feb 28, 24 B.C.E. |
Feb 26, 24 B.C.E. | Feb 28, 24 B.C.E. | Feb 27, 24 B.C.E. |
Feb 25, 24 B.C.E. | Feb 27, 24 B.C.E. | Feb 26, 24 B.C.E. |
Mar 02, 25 B.C.E. | Mar 04, 25 B.C.E. | Mar 03, 25 B.C.E. |
Mar 01, 25 B.C.E. | Mar 03, 25 B.C.E. | Mar 02, 25 B.C.E. |
Feb 29, 25 B.C.E. | Mar 02, 25 B.C.E. | Mar 01, 25 B.C.E. |
| | Feb 29, 25 B.C.E. intended placement that didn't happen but sped the calendar up to make it one day slow |
Feb 28, 25 B.C.E. | Mar 01, 25 B.C.E. | Feb 28, 25 B.C.E. |
Feb 27, 25 B.C.E. | Feb 29, 25 B.C.E. | Feb 27, 25 B.C.E. |
Feb 26, 25 B.C.E. | Feb 28, 25 B.C.E. | Feb 26, 25 B.C.E. |
Mar 03, 27 B.C.E. | Mar 05, 27 B.C.E. | Mar 03, 27 B.C.E. |
Mar 02, 27 B.C.E. | Mar 04, 27 B.C.E. | Mar 02, 27 B.C.E. |
Mar 01, 27 B.C.E. | Mar 03, 27 B.C.E. | Mar 01, 27 B.C.E. |
Feb 28, 27 B.C.E. | Mar 02, 27 B.C.E. | Feb 29, 27 B.C.E. error placement, slowed the calendar down to make it two days slow |
Feb 27, 27 B.C.E. | Mar 01, 27 B.C.E. | Feb 28, 27 B.C.E. |
Feb 26, 27 B.C.E. | Feb 28, 27 B.C.E. | Feb 27, 27 B.C.E. |
Feb 25, 27 B.C.E. | Feb 27, 27 B.C.E. | Feb 26, 27 B.C.E. |
Mar 03, 29 B.C.E. | Mar 05, 29 B.C.E. | Mar 04, 29 B.C.E. |
Mar 02, 29 B.C.E. | Mar 04, 29 B.C.E. | Mar 03, 29 B.C.E. |
Mar 01, 29 B.C.E. | Mar 03, 29 B.C.E. | Mar 02, 29 B.C.E. |
Feb 29, 29 B.C.E. | Mar 02, 29 B.C.E. | Mar 01, 29 B.C.E. |
| | Feb 29, 29 B.C.E. intended placement that didn't happen but sped the calendar up to make it one day slow |
Feb 28, 29 B.C.E. | Mar 01, 29 B.C.E. | Feb 28, 29 B.C.E. |
Feb 27, 29 B.C.E. | Feb 29, 29 B.C.E. | Feb 27, 29 B.C.E. |
Feb 26, 29 B.C.E. | Feb 28, 29 B.C.E. | Feb 26, 29 B.C.E. |
Mar 03, 30 B.C.E. | Mar 05, 30 B.C.E. | Mar 03, 30 B.C.E. |
Mar 02, 30 B.C.E. | Mar 04, 30 B.C.E. | Mar 02, 30 B.C.E. |
Mar 01, 30 B.C.E. | Mar 03, 30 B.C.E. | Mar 01, 30 B.C.E. |
Feb 28, 30 B.C.E. | Mar 02, 30 B.C.E. | Feb 29, 30 B.C.E. error placement, slowed the calendar down to make it two days slow |
Feb 27, 30 B.C.E. | Mar 01, 30 B.C.E. | Feb 28, 30 B.C.E. |
Feb 26, 30 B.C.E. | Feb 28, 30 B.C.E. | Feb 27, 30 B.C.E. |
Feb 25, 30 B.C.E. | Feb 27, 30 B.C.E. | Feb 26, 30 B.C.E. |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 02, 33 B.C.E. | Mar 04, 33 B.C.E. | Mar 03, 33 B.C.E. |
Mar 01, 33 B.C.E. | Mar 03, 33 B.C.E. | Mar 02, 33 B.C.E. |
Feb 29, 33 B.C.E. | Mar 02, 33 B.C.E. | Mar 01, 33 B.C.E. |
Feb 28, 33 B.C.E. | Mar 01, 33 B.C.E. | Feb 29, 33 B.C.E. correct year for leap day, still one day slow |
Feb 27, 33 B.C.E. | Feb 29, 33 B.C.E. | Feb 28, 33 B.C.E. |
Feb 26, 33 B.C.E. | Feb 28, 33 B.C.E. | Feb 27, 33 B.C.E. |
Feb 25, 33 B.C.E. | Feb 27, 33 B.C.E. | Feb 26, 33 B.C.E. |
Mar 02, 36 B.C.E. | Mar 04, 36 B.C.E. | Mar 03, 36 B.C.E. |
Mar 01, 36 B.C.E. | Mar 03, 36 B.C.E. | Mar 02, 36 B.C.E. |
Feb 28, 36 B.C.E. | Mar 02, 36 B.C.E. | Mar 01, 36 B.C.E. |
Feb 27, 36 B.C.E. | Mar 01, 36 B.C.E. | Feb 29, 36 B.C.E. error placement, slowed the calendar down to make it one day slow |
Feb 26, 36 B.C.E. | Feb 28, 36 B.C.E. | Feb 28, 36 B.C.E. |
Feb 25, 36 B.C.E. | Feb 27, 36 B.C.E. | Feb 27, 36 B.C.E. |
Mar 02, 37 B.C.E. | Mar 04, 37 B.C.E. | Mar 04, 37 B.C.E. |
Mar 01, 37 B.C.E. | Mar 03, 37 B.C.E. | Mar 03, 37 B.C.E. |
Feb 29, 37 B.C.E. | Mar 02, 37 B.C.E. | Mar 02, 37 B.C.E. |
Feb 28, 37 B.C.E. | Mar 01, 37 B.C.E. | Mar 01, 37 B.C.E. |
| | Feb 29, 37 B.C.E. intended placement that didn't happen but sped the calendar up to make it even with the Julian-1 calendar |
Feb 27, 37 B.C.E. | Feb 29, 37 B.C.E. | Feb 28, 37 B.C.E. |
Feb 26, 37 B.C.E. | Feb 28, 37 B.C.E. | Feb 27, 37 B.C.E. |
Mar 02, 39 B.C.E. | Mar 04, 39 B.C.E. | Mar 03, 39 B.C.E. |
Mar 01, 39 B.C.E. | Mar 03, 39 B.C.E. | Mar 02, 39 B.C.E. |
Feb 28, 39 B.C.E. | Mar 02, 39 B.C.E. | Mar 01, 39 B.C.E. |
Feb 27, 39 B.C.E. | Mar 01, 39 B.C.E. | Feb 29, 39 B.C.E. error placement, slowed the calendar down to make it one day slow |
Feb 26, 39 B.C.E. | Feb 28, 39 B.C.E. | Feb 28, 39 B.C.E. |
Feb 25, 39 B.C.E. | Feb 27, 39 B.C.E. | Feb 27, 39 B.C.E. |
Mar 02, 41 B.C.E. | Mar 04, 41 B.C.E. | Mar 04, 41 B.C.E. |
Mar 01, 41 B.C.E. | Mar 03, 41 B.C.E. | Mar 03, 41 B.C.E. |
Feb 29, 41 B.C.E. | Mar 02, 41 B.C.E. | Mar 02, 41 B.C.E. |
Feb 28, 41 B.C.E. | Mar 01, 41 B.C.E. | Mar 01, 41 B.C.E. |
| | Feb 29, 41 B.C.E. intended placement that didn't happen but sped the calendar up to make it even with the Julian-1 calendar |
Feb 27, 41 B.C.E. | Feb 29, 41 B.C.E. | Feb 28, 41 B.C.E. |
Feb 26, 41 B.C.E. | Feb 28, 41 B.C.E. | Feb 27, 41 B.C.E. |
Mar 02, 42 B.C.E. | Mar 04, 42 B.C.E. | Mar 03, 42 B.C.E. |
Mar 01, 42 B.C.E. | Mar 03, 42 B.C.E. | Mar 02, 42 B.C.E. |
Feb 28, 42 B.C.E. | Mar 02, 42 B.C.E. | Mar 01, 42 B.C.E. |
Feb 27, 42 B.C.E. | Mar 01, 42 B.C.E. | Feb 29, 42 B.C.E. error placement, slowed the calendar down to make it one day slow |
Feb 26, 42 B.C.E. | Feb 28, 42 B.C.E. | Feb 28, 42 B.C.E. |
Feb 25, 42 B.C.E. | Feb 27, 42 B.C.E. | Feb 27, 42 B.C.E. |
Gregorian | Julian-1 | Julian-Actual/Transitional-1 |
Mar 03, 45 B.C.E. | Mar 05, 45 B.C.E. | Mar 05, 45 B.C.E. |
Mar 02, 45 B.C.E. | Mar 04, 45 B.C.E. | Mar 04, 45 B.C.E. |
Mar 01, 45 B.C.E. | Mar 03, 45 B.C.E. | Mar 03, 45 B.C.E. |
Feb 29, 45 B.C.E. | Mar 02, 45 B.C.E. | Mar 02, 45 B.C.E. |
Feb 28, 45 B.C.E. | Mar 01, 45 B.C.E. | Mar 01, 45 B.C.E. |
| | Feb 29, 45 B.C.E. Julius Caesar ordered no intercalation day for this year, but the proleptic Julian-1 calendar will still have the Feb 29, 45 B.C.E. for consistency of the four-year spacing of leap year rule. |
Feb 27, 45 B.C.E. | Feb 29, 45 B.C.E. | Feb 28, 45 B.C.E. |
Feb 26, 45 B.C.E. | Feb 28, 45 B.C.E. | Feb 27, 45 B.C.E. |
Jan 02, 45 B.C.E. | Jan 04, 45 B.C.E. | Jan 03, 45 B.C.E. |
Jan 01, 45 B.C.E. | Jan 03, 45 B.C.E. | Jan 02, 45 B.C.E. |
Dec 31, 46 B.C.E. | Jan 02, 45 B.C.E. | Jan 01, 45 B.C.E. |
Gregorian | Julian-1 | Republican-Transitional |
Dec 30, 46 B.C.E. | Jan 01, 45 B.C.E. | Dec 29, 46 B.C.E. In 46 B.C.E., December had 29 days on the Republican-Transitional calendar |
Dec 29, 46 B.C.E. | Dec 31, 46 B.C.E. | Dec 28, 46 B.C.E. |
| | |