Monthly Symmetry010 Date Convert 2021

52/293 Symmetry010 (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 +4 Feb +5 Mar +2 Apr +3 May +3 Jun +3 Jul +3 Aug +4 Sep +4 Oct +4 Nov +5 Dec +4

Week
day
Sym
ww·d
ISO
ww·d
Sym
day#
Greg
day#
Sym010
date
Greg
date
Julian
date
Chinese
mm-dd
Mon01·153·11363Jan 1Dec 28Dec 1511-14
Tue05·204·23026Jan 30Jan 26Jan 1312-14
Wed05·304·33127Feb 1Jan 27Jan 1412-15
Fri09·508·56157Feb 31Feb 26Feb 131-15
Sat09·608·66258Mar 1Feb 27Feb 141-16
Sun13·712·79187Mar 30Mar 28Mar 152-16
Mon14·113·19288Apr 1Mar 29Mar 162-17
Tue18·217·2121117Apr 30Apr 27Apr 143-16
Wed18·317·3122118May 1Apr 28Apr 153-17
Fri22·521·5152148May 31May 28May 154-17
Sat22·621·6153149Jun 1May 29May 164-18
Sun26·725·7182178Jun 30Jun 27Jun 145-18
Mon27·126·1183179Jul 1Jun 28Jun 155-19
Tue31·230·2212208Jul 30Jul 27Jul 146-18
Wed31·330·3213209Aug 1Jul 28Jul 156-19
Fri35·534·5243239Aug 31Aug 27Aug 147-20
Sat35·634·6244240Sep 1Aug 28Aug 157-21
Sun39·738·7273269Sep 30Sep 26Sep 138-20
Mon40·139·1274270Oct 1Sep 27Sep 148-21
Tue44·243·2303299Oct 30Oct 26Oct 139-21
Wed44·343·3304300Nov 1Oct 27Oct 149-22
Fri48·547·5334330Nov 31Nov 26Nov 1310-22
Sat48·647·6335331Dec 1Nov 27Nov 1410-23
Sun53·752·73712Dec 37Jan 2Dec 2011-30
Mon01·101·113Jan 1Jan 3Dec 2112-01

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