October 20, 1640

Oct. 1640

Sun

Mon

Tue

Wed

Thu

Fri

Sat

Saturday, October 20, 1640
Japanese calendar: Reiwa -378
Old calendar: September 6, 1640 友引 (Tomobiki)

72 pentads	蟋蟀在戸Kirigirisu to ni ari (きりぎりすとにあり)
Twenty-eight mansions	氐tei (てい)
The 12 words used to mark the old calendar	開Hiraku (ひらく)

	Year sexagenary cycle	Month sexagenary cycle	Day sexagenary cycle
Koyomi-tsuki	Kanoe-tatsu かのえたつ庚辰	Hinotono-i ひのとのい丁亥	Kinoe-saru きのえさる甲申
Fushi-tsuki	Kanoe-tatsu かのえたつ庚辰	Hinoe-inu ひのえいぬ丙戌	Kinoe-saru きのえさる甲申

Age of the moon	Moon
4.93

Today (December 2, 2025) is 140661.01318287 days after October 20, 1640. (First day as day 0)

From October 20, 1640 to YEAR MONTH DAY

The start date is not included included

From YEAR MONTH DAY to October 20, 1640

The start date is not included included

The day before, October 20, 1640	The next day, October 20, 1640
Date before one month(September 20, 1640)	Date after one month(November 20, 1640)
October 20 one year ago	October 20 after one year

Save results in a temporary

	Year sexagenary cycle	Month sexagenary cycle	Day sexagenary cycle
Koyomi-tsuki	Kanoe-tatsu かのえたつ庚辰	Hinotono-i ひのとのい丁亥	Kinoe-saru きのえさる甲申
Fushi-tsuki	Kanoe-tatsu かのえたつ庚辰	Hinoe-inu ひのえいぬ丙戌	Kinoe-saru きのえさる甲申

October 20, 1640 Japanese calendar, old calendar, six basic labels, moon age, etc.