Data.

1974-09-21T22:59:59.999731779Z

Date and time

Components

Year	1974
Month	9
Day	21
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999731779
Time zone offset	+00:00

Day (1974-09-21)

Notes

Calendars

Proleptic Gregorian calendar	AD	1974-09-21
	Japan	昭和49年9月21日
	Ryuukyuu	昭和49年9月21日
Proleptic Julian calendar	AD	1974-09-08
	Japan	昭和49年9月8日
	Ryuukyuu	昭和49年9月8日
旧暦Kyuureki (Japan)	AD	1974年8月6日
	Japan (北朝)	昭和49年8月6日
	Japan (南朝)	昭和49年8月6日
旧暦Kyuureki (Ryuukyuu)	AD	1974年8月6日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	昭和49年8月6日

Holidays

Japan	Saturday

Properties

Yearless date	--09-21
Day of week (number)	6
Day of week (English)	Saturday
Day of week (日本語)	土曜日
Kanshi	乙丑 (1₀, 2₁)
六曜 (Japan)	先勝

Cast

Unix number	149036399.999732
Unix integer	149036399
HTML number	149036399999.732
HTML month number	56
Julian Day	2442312.45833333
Julian Day (integer of day)	2442312
Modified Julian Day	42311.9583333302
Rata Die	720887.95833333

Serializations

Global date and time string (time zone offset preserved)	1974-09-21T22:59:59.999731779Z
Global date and time string (UTC)	1974-09-21T22:59:59.999731779Z
Normalized forced-UTC global date and time string	1974-09-21T22:59:59.999731779Z
HTTP date	`Sat, 21 Sep 1974 22:59:59 GMT`
RSS2 date-time	`Sat, 21 Sep 1974 22:59:59 +0000`
`document.lastModified` format	`09/21/1974 22:59:59`
Local date and time string	1974-09-21T22:59:59.999731779
Normalized local date and time string	1974-09-21T22:59:59.999731779
Date string	1974-09-21
Date string with optional time	1974-09-21T22:59:59.999731779Z
Year string	1974
Month string	1974-09
Yearless date string	--09-21
Week string	1974-W38
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	1973-09-21T22:59:59.999731779Z	1975-09-21T22:59:59.999731779Z
30 days	1974-08-22T22:59:59.999731779Z	1974-10-21T22:59:59.999731779Z
7 days	1974-09-14T22:59:59.999731779Z	1974-09-28T22:59:59.999731779Z
Day	1974-09-20T22:59:59.999731779Z	1974-09-22T22:59:59.999731779Z
Hour	1974-09-21T21:59:59.999731779Z	1974-09-21T23:59:59.999731779Z
Minute	1974-09-21T22:58:59.999731779Z	1974-09-21T23:00:59.999731779Z