Data.

1988-02-19T23:59:59.999989986Z

Date and time

Components

Year	1988
Month	2
Day	19
Hour	23
Minute	59
Second (integer part)	59
Second (fraction part)	0.999989986
Time zone offset	+00:00

Day (1988-02-19)

Notes

Calendars

Proleptic Gregorian calendar	AD	1988-02-19
	Japan	昭和63年2月19日
	Ryuukyuu	昭和63年2月19日
Proleptic Julian calendar	AD	1988-02-07
	Japan	昭和63年2月7日
	Ryuukyuu	昭和63年2月7日
旧暦Kyuureki (Japan)	AD	1988年正月2日
	Japan (北朝)	昭和63年正月2日
	Japan (南朝)	昭和63年正月2日
旧暦Kyuureki (Ryuukyuu)	AD	1988年正月2日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	昭和63年正月2日

Holidays

Japan	Normal day

Properties

Yearless date	--02-19
Day of week (number)	5
Day of week (English)	Friday
Day of week (日本語)	金曜日
Kanshi	乙巳 (41₀, 42₁)
六曜 (Japan)	友引

Cast

Unix number	572313599.99999
Unix integer	572313599
HTML number	572313599999.99
HTML month number	217
Julian Day	2447211.5
Julian Day (integer of day)	2447212
Modified Julian Day	47211
Rata Die	725787

Serializations

Global date and time string (time zone offset preserved)	1988-02-19T23:59:59.999989986Z
Global date and time string (UTC)	1988-02-19T23:59:59.999989986Z
Normalized forced-UTC global date and time string	1988-02-19T23:59:59.999989986Z
HTTP date	`Fri, 19 Feb 1988 23:59:59 GMT`
RSS2 date-time	`Fri, 19 Feb 1988 23:59:59 +0000`
`document.lastModified` format	`02/19/1988 23:59:59`
Local date and time string	1988-02-19T23:59:59.999989986
Normalized local date and time string	1988-02-19T23:59:59.999989986
Date string	1988-02-19
Date string with optional time	1988-02-19T23:59:59.999989986Z
Year string	1988
Month string	1988-02
Yearless date string	--02-19
Week string	1988-W07
Time string	23:59:59.999989986
Shortest time string	23:59:59.999989986

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	1987-02-19T23:59:59.999989986Z	1989-02-18T23:59:59.999989986Z
30 days	1988-01-20T23:59:59.999989986Z	1988-03-20T23:59:59.999989986Z
7 days	1988-02-12T23:59:59.999989986Z	1988-02-26T23:59:59.999989986Z
Day	1988-02-18T23:59:59.999989986Z	1988-02-20T23:59:59.999989986Z
Hour	1988-02-19T22:59:59.999989986Z	1988-02-20T00:59:59.999989986Z
Minute	1988-02-19T23:58:59.999989986Z	1988-02-20T00:00:59.999989986Z