Data.

1988-05-20T21:59:59.999732018Z

Date and time

Components

Year	1988
Month	5
Day	20
Hour	21
Minute	59
Second (integer part)	59
Second (fraction part)	0.999732018
Time zone offset	+00:00

Day (1988-05-20)

Notes

Calendars

Proleptic Gregorian calendar	AD	1988-05-20
	Japan	昭和63年5月20日
	Ryuukyuu	昭和63年5月20日
Proleptic Julian calendar	AD	1988-05-07
	Japan	昭和63年5月7日
	Ryuukyuu	昭和63年5月7日
旧暦Kyuureki (Japan)	AD	1988年4月5日
	Japan (北朝)	昭和63年4月5日
	Japan (南朝)	昭和63年4月5日
旧暦Kyuureki (Ryuukyuu)	AD	1988年4月5日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	昭和63年4月5日

Holidays

Japan	Normal day

Properties

Yearless date	--05-20
Day of week (number)	5
Day of week (English)	Friday
Day of week (日本語)	金曜日
Kanshi	乙亥 (11₀, 12₁)
六曜 (Japan)	友引

Cast

Unix number	580168799.999732
Unix integer	580168799
HTML number	580168799999.732
HTML month number	220
Julian Day	2447302.41666666
Julian Day (integer of day)	2447302
Modified Julian Day	47301.9166666637
Rata Die	725877.916666664

Serializations

Global date and time string (time zone offset preserved)	1988-05-20T21:59:59.999732018Z
Global date and time string (UTC)	1988-05-20T21:59:59.999732018Z
Normalized forced-UTC global date and time string	1988-05-20T21:59:59.999732018Z
HTTP date	`Fri, 20 May 1988 21:59:59 GMT`
RSS2 date-time	`Fri, 20 May 1988 21:59:59 +0000`
`document.lastModified` format	`05/20/1988 21:59:59`
Local date and time string	1988-05-20T21:59:59.999732018
Normalized local date and time string	1988-05-20T21:59:59.999732018
Date string	1988-05-20
Date string with optional time	1988-05-20T21:59:59.999732018Z
Year string	1988
Month string	1988-05
Yearless date string	--05-20
Week string	1988-W20
Time string	21:59:59.999732018
Shortest time string	21:59:59.999732018

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	1987-05-21T21:59:59.999732018Z	1989-05-20T21:59:59.999732018Z
30 days	1988-04-20T21:59:59.999732018Z	1988-06-19T21:59:59.999732018Z
7 days	1988-05-13T21:59:59.999732018Z	1988-05-27T21:59:59.999732018Z
Day	1988-05-19T21:59:59.999732018Z	1988-05-21T21:59:59.999732018Z
Hour	1988-05-20T20:59:59.999732018Z	1988-05-20T22:59:59.999732018Z
Minute	1988-05-20T21:58:59.999732018Z	1988-05-20T22:00:59.999732018Z