Data.

0809-01-21T22:59:59.999710083Z

Date and time

Components

Year	809
Month	1
Day	21
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999710083
Time zone offset	+00:00

Day (0809-01-21)

Notes

Calendars

Proleptic Gregorian calendar	AD	0809-01-21
	Japan	大同4年1月21日
	Ryuukyuu	大同4年1月21日
Proleptic Julian calendar	AD	0809-01-17
	Japan	大同4年1月17日
	Ryuukyuu	大同4年1月17日
旧暦Kyuureki (Japan)	AD	808年12月28日
	Japan (北朝)	大同3年12月28日
	Japan (南朝)	大同3年12月28日
旧暦Kyuureki (Ryuukyuu)	AD	808年12月28日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	大同3年12月28日

Holidays

Japan	Normal day

Properties

Yearless date	--01-21
Day of week (number)	3
Day of week (English)	Wednesday
Day of week (日本語)	水曜日
Kanshi	乙亥 (11₀, 12₁)
六曜 (Japan)	先負

Cast

Unix number	-36635763600.0003
Unix integer	-36635763601
HTML number	-36635763600000.3
HTML month number	-13932
Julian Day	2016562.45833333
Julian Day (integer of day)	2016562
Modified Julian Day	-383438.04166667
Rata Die	295137.95833333

Serializations

Global date and time string (time zone offset preserved)	0809-01-21T22:59:59.999710083Z
Global date and time string (UTC)	0809-01-21T22:59:59.999710083Z
Normalized forced-UTC global date and time string	0809-01-21T22:59:59.999710083Z
HTTP date	`Wed, 21 Jan 0809 22:59:59 GMT`
RSS2 date-time	`Wed, 21 Jan 0809 22:59:59 +0000`
`document.lastModified` format	`01/21/0809 22:59:59`
Local date and time string	0809-01-21T22:59:59.999710083
Normalized local date and time string	0809-01-21T22:59:59.999710083
Date string	0809-01-21
Date string with optional time	0809-01-21T22:59:59.999710083Z
Year string	0809
Month string	0809-01
Yearless date string	--01-21
Week string	0809-W04
Time string	22:59:59.999710083
Shortest time string	22:59:59.999710083

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	0808-01-22T22:59:59.999710083Z	0810-01-21T22:59:59.999710083Z
30 days	0808-12-22T22:59:59.999710083Z	0809-02-20T22:59:59.999710083Z
7 days	0809-01-14T22:59:59.999710083Z	0809-01-28T22:59:59.999710083Z
Day	0809-01-20T22:59:59.999710083Z	0809-01-22T22:59:59.999710083Z
Hour	0809-01-21T21:59:59.999710083Z	0809-01-21T23:59:59.999710083Z
Minute	0809-01-21T22:58:59.999710083Z	0809-01-21T23:00:59.999710083Z