Data.

1980-10-09T22:59:59.999731779Z

Date and time

Components

Year	1980
Month	10
Day	9
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999731779
Time zone offset	+00:00

Day (1980-10-09)

Notes

Calendars

Proleptic Gregorian calendar	AD	1980-10-09
	Japan	昭和55年10月9日
	Ryuukyuu	昭和55年10月9日
Proleptic Julian calendar	AD	1980-09-26
	Japan	昭和55年9月26日
	Ryuukyuu	昭和55年9月26日
旧暦Kyuureki (Japan)	AD	1980年9月朔日
	Japan (北朝)	昭和55年9月朔日
	Japan (南朝)	昭和55年9月朔日
旧暦Kyuureki (Ryuukyuu)	AD	1980年9月朔日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	昭和55年9月朔日

Holidays

Japan	Normal day

Properties

Yearless date	--10-09
Day of week (number)	4
Day of week (English)	Thursday
Day of week (日本語)	木曜日
Kanshi	乙卯 (51₀, 52₁)
六曜 (Japan)	先負

Cast

Unix number	339980399.999732
Unix integer	339980399
HTML number	339980399999.732
HTML month number	129
Julian Day	2444522.45833333
Julian Day (integer of day)	2444522
Modified Julian Day	44521.9583333302
Rata Die	723097.95833333

Serializations

Global date and time string (time zone offset preserved)	1980-10-09T22:59:59.999731779Z
Global date and time string (UTC)	1980-10-09T22:59:59.999731779Z
Normalized forced-UTC global date and time string	1980-10-09T22:59:59.999731779Z
HTTP date	`Thu, 09 Oct 1980 22:59:59 GMT`
RSS2 date-time	`Thu, 09 Oct 1980 22:59:59 +0000`
`document.lastModified` format	`10/09/1980 22:59:59`
Local date and time string	1980-10-09T22:59:59.999731779
Normalized local date and time string	1980-10-09T22:59:59.999731779
Date string	1980-10-09
Date string with optional time	1980-10-09T22:59:59.999731779Z
Year string	1980
Month string	1980-10
Yearless date string	--10-09
Week string	1980-W41
Time string	22:59:59.999731779
Shortest time string	22:59:59.999731779

Your browser

`toString`
`toISOString`
`toDateString`
`toTimeString`
`toGMTString`
`toUTCString`
`toJSON`

`toLocaleString`	undefined
	`en`
	`en-US`
	`en-GB`
	`fr`
	`fr-CA`
	`es`
	`es-US`
	`it`
	`de`
	`ja`
	`ja-JP`
	`ja-JP-u-ca-japanese`
	`zh`
	`zh-CN`
	`zh-TW`
	`zh-HK`
	`zh-MO`
	`zh-SG`
	`zh-Hant`
	`zh-Hani`
	`zh-u-ca-chinese`
	`zh-TW-u-ca-roc`
	`ko`
	`th`
	`th-u-ca-buddhist-nu-thai`
	`th-u-nu-arab`
	`ar-EG`
	`ar-SA`
	`ar-SA-u-ca-islamic-nu-latn`
`toLocaleDateString`	undefined
`toLocaleTimeString`	undefined

Links

	Previous	Next
365 days	1979-10-10T22:59:59.999731779Z	1981-10-09T22:59:59.999731779Z
30 days	1980-09-09T22:59:59.999731779Z	1980-11-08T22:59:59.999731779Z
7 days	1980-10-02T22:59:59.999731779Z	1980-10-16T22:59:59.999731779Z
Day	1980-10-08T22:59:59.999731779Z	1980-10-10T22:59:59.999731779Z
Hour	1980-10-09T21:59:59.999731779Z	1980-10-09T23:59:59.999731779Z
Minute	1980-10-09T22:58:59.999731779Z	1980-10-09T23:00:59.999731779Z