52/293 Symmetry454 (start Monday), Leap Week end December
Year is leap only if the remainder of (52 Year + 146) / 293 is < 52.
If a leap year remainder is < 33 then the next leap year will be
6 years later, otherwise 5 years later.
Sym–Greg month: Jan -2 Feb +1 Mar -6 Apr -3 May -1 Jun -5 Jul -3 Aug 0 Sep -4 Oct -2 Nov +1 Dec -4
| Week day | Sym ww·d | ISO ww·d | Sym day# | Greg day# | Sym454 date | Greg date | Julian date | Chinese mm-dd |
|---|---|---|---|---|---|---|---|---|
| Mon | 01·1 | 01·1 | 1 | 3 | Jan 1 | Jan 3 | Dec 21 | 12-01 |
| Sun | 04·7 | 04·7 | 28 | 30 | Jan 28 | Jan 30 | Jan 17 | 12-28 |
| Mon | 05·1 | 05·1 | 29 | 31 | Feb 1 | Jan 31 | Jan 18 | 12-29 |
| Sun | 09·7 | 09·7 | 63 | 65 | Feb 35 | Mar 6 | Feb 21 | 2-04 |
| Mon | 10·1 | 10·1 | 64 | 66 | Mar 1 | Mar 7 | Feb 22 | 2-05 |
| Sun | 13·7 | 13·7 | 91 | 93 | Mar 28 | Apr 3 | Mar 21 | 3-03 |
| Mon | 14·1 | 14·1 | 92 | 94 | Apr 1 | Apr 4 | Mar 22 | 3-04 |
| Sun | 17·7 | 17·7 | 119 | 121 | Apr 28 | May 1 | Apr 18 | 4-01 |
| Mon | 18·1 | 18·1 | 120 | 122 | May 1 | May 2 | Apr 19 | 4-02 |
| Sun | 22·7 | 22·7 | 154 | 156 | May 35 | Jun 5 | May 23 | 5-07 |
| Mon | 23·1 | 23·1 | 155 | 157 | Jun 1 | Jun 6 | May 24 | 5-08 |
| Sun | 26·7 | 26·7 | 182 | 184 | Jun 28 | Jul 3 | Jun 20 | 6-05 |
| Mon | 27·1 | 27·1 | 183 | 185 | Jul 1 | Jul 4 | Jun 21 | 6-06 |
| Sun | 30·7 | 30·7 | 210 | 212 | Jul 28 | Jul 31 | Jul 18 | 7-03 |
| Mon | 31·1 | 31·1 | 211 | 213 | Aug 1 | Aug 1 | Jul 19 | 7-04 |
| Sun | 35·7 | 35·7 | 245 | 247 | Aug 35 | Sep 4 | Aug 22 | 8-09 |
| Mon | 36·1 | 36·1 | 246 | 248 | Sep 1 | Sep 5 | Aug 23 | 8-10 |
| Sun | 39·7 | 39·7 | 273 | 275 | Sep 28 | Oct 2 | Sep 19 | 9-07 |
| Mon | 40·1 | 40·1 | 274 | 276 | Oct 1 | Oct 3 | Sep 20 | 9-08 |
| Sun | 43·7 | 43·7 | 301 | 303 | Oct 28 | Oct 30 | Oct 17 | 10-06 |
| Mon | 44·1 | 44·1 | 302 | 304 | Nov 1 | Oct 31 | Oct 18 | 10-07 |
| Sun | 48·7 | 48·7 | 336 | 338 | Nov 35 | Dec 4 | Nov 21 | 11-11 |
| Mon | 49·1 | 49·1 | 337 | 339 | Dec 1 | Dec 5 | Nov 22 | 11-12 |
| Sun | 52·7 | 52·7 | 364 | 1 | Dec 28 | Jan 1 | Dec 19 | 12-10 |
| Mon | 01·1 | 01·1 | 1 | 2 | Jan 1 | Jan 2 | Dec 20 | 12-11 |
Generated by Kalendis 10.112(1592)-Tu <http://individual.utoronto.ca/kalendis/kalendis.htm/>