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block-week coincidence

block-week coincidence

a block-week coincidence occurs whenever blockday White coincides with weekday Sunday .

and so forth:

such a coincidence only occurs during one or two of the uniform months in a calendar year . it's a great occasion for calendar users to become familiar with blockdays and the Uniform Calendar .


forthcoming dates of blockday White coinciding with weekday Sunday:

#UniformCalendar #ICAS #AATICAS #calendar #fireflydecade

for more information

for more information about proper data formats , please refer to AAT ICAS retrospect of Y2K for year 2020 .

block daygroup (table of uniform daygroups, aatideas.org web calendars)

Echinopla decade 12020–12029 (e0–e9) (AAT ICAS 3110 ✧ decadeInsect term set)

Frontalis decade 12030–12039 (f0–f9) (AAT ICAS 3110 ✧ decadeInsect term set)

Uniform Calendar (AAT ICAS 2010 ✧ overview of key standards)

12021 dstampUC

12022 dstampUC

12023 dstampUC

12024 dstampUC

12025 dstampUC

12026 dstampUC

12027 dstampUC

12028 dstampUC

12029 dstampUC

12030 dstampUC

12031 dstampUC

12032 dstampUC


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2021 day 039 ✦ t882
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