Data.

1388-10-10T21:59:59.999698639Z

Date and time

Components

Year	1388
Month	10
Day	10
Hour	21
Minute	59
Second (integer part)	59
Second (fraction part)	0.999698639
Time zone offset	+00:00

Day (1388-10-10)

Notes

Calendars

Proleptic Gregorian calendar	AD	1388-10-10
	Japan	元中5年10月10日
	Ryuukyuu	洪武21年10月10日
Proleptic Julian calendar	AD	1388-10-02
	Japan	元中5年10月2日
	Ryuukyuu	洪武21年10月2日
旧暦Kyuureki (Japan)	AD	1388年9月2日
	Japan (北朝)	嘉庆2年9月2日
	Japan (南朝)	元中5年9月2日
旧暦Kyuureki (Ryuukyuu)	AD	1388年9月2日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	洪武21年9月2日

Holidays

Japan	Normal day

Properties

Yearless date	--10-10
Day of week (number)	5
Day of week (English)	Friday
Day of week (日本語)	金曜日
Kanshi	癸酉 (9₀, 10₁)
六曜 (Japan)	仏滅

Cast

Unix number	-18341604000.0003
Unix integer	-18341604001
HTML number	-18341604000000.3
HTML month number	-6975
Julian Day	2228300.41666666
Julian Day (integer of day)	2228300
Modified Julian Day	-171700.083333337
Rata Die	506875.916666663

Serializations

Global date and time string (time zone offset preserved)	1388-10-10T21:59:59.999698639Z
Global date and time string (UTC)	1388-10-10T21:59:59.999698639Z
Normalized forced-UTC global date and time string	1388-10-10T21:59:59.999698639Z
HTTP date	`Fri, 10 Oct 1388 21:59:59 GMT`
RSS2 date-time	`Fri, 10 Oct 1388 21:59:59 +0000`
`document.lastModified` format	`10/10/1388 21:59:59`
Local date and time string	1388-10-10T21:59:59.999698639
Normalized local date and time string	1388-10-10T21:59:59.999698639
Date string	1388-10-10
Date string with optional time	1388-10-10T21:59:59.999698639Z
Year string	1388
Month string	1388-10
Yearless date string	--10-10
Week string	1388-W41
Time string	21:59:59.999698639
Shortest time string	21:59:59.999698639

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	1387-10-11T21:59:59.999698639Z	1389-10-10T21:59:59.999698639Z
30 days	1388-09-10T21:59:59.999698639Z	1388-11-09T21:59:59.999698639Z
7 days	1388-10-03T21:59:59.999698639Z	1388-10-17T21:59:59.999698639Z
Day	1388-10-09T21:59:59.999698639Z	1388-10-11T21:59:59.999698639Z
Hour	1388-10-10T20:59:59.999698639Z	1388-10-10T22:59:59.999698639Z
Minute	1388-10-10T21:58:59.999698639Z	1388-10-10T22:00:59.999698639Z