Data.

0191-02-23T22:59:59.999702454Z

Date and time

Components

Year	191
Month	2
Day	23
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999702454
Time zone offset	+00:00

Day (0191-02-23)

Notes

Calendars

Proleptic Gregorian calendar	AD	0191-02-23
	Japan	成务天皇61年2月23日
	Ryuukyuu	成务天皇61年2月23日
Proleptic Julian calendar	AD	0191-02-24
	Japan	成务天皇61年2月24日
	Ryuukyuu	成务天皇61年2月24日
旧暦Kyuureki (Japan)	AD	191年正月14日
	Japan (北朝)	成务天皇61年正月14日
	Japan (南朝)	成务天皇61年正月14日
旧暦Kyuureki (Ryuukyuu)	AD	191年正月14日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	成务天皇61年正月14日

Holidays

Japan	Normal day

Properties

Yearless date	--02-23
Day of week (number)	3
Day of week (English)	Wednesday
Day of week (日本語)	水曜日
Kanshi	戊申 (44₀, 45₁)
六曜 (Japan)	友引

Cast

Unix number	-56135120400.0003
Unix integer	-56135120401
HTML number	-56135120400000.3
HTML month number	-21347
Julian Day	1790875.45833333
Julian Day (integer of day)	1790875
Modified Julian Day	-609125.04166667
Rata Die	69450.9583333298

Serializations

Global date and time string (time zone offset preserved)	0191-02-23T22:59:59.999702454Z
Global date and time string (UTC)	0191-02-23T22:59:59.999702454Z
Normalized forced-UTC global date and time string	0191-02-23T22:59:59.999702454Z
HTTP date	`Wed, 23 Feb 0191 22:59:59 GMT`
RSS2 date-time	`Wed, 23 Feb 0191 22:59:59 +0000`
`document.lastModified` format	`02/23/0191 22:59:59`
Local date and time string	0191-02-23T22:59:59.999702454
Normalized local date and time string	0191-02-23T22:59:59.999702454
Date string	0191-02-23
Date string with optional time	0191-02-23T22:59:59.999702454Z
Year string	0191
Month string	0191-02
Yearless date string	--02-23
Week string	0191-W08
Time string	22:59:59.999702454
Shortest time string	22:59:59.999702454

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

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365 days	0190-02-23T22:59:59.999702454Z	0192-02-23T22:59:59.999702454Z
30 days	0191-01-24T22:59:59.999702454Z	0191-03-25T22:59:59.999702454Z
7 days	0191-02-16T22:59:59.999702454Z	0191-03-02T22:59:59.999702454Z
Day	0191-02-22T22:59:59.999702454Z	0191-02-24T22:59:59.999702454Z
Hour	0191-02-23T21:59:59.999702454Z	0191-02-23T23:59:59.999702454Z
Minute	0191-02-23T22:58:59.999702454Z	0191-02-23T23:00:59.999702454Z