Data.

1949-10-21T21:58:59.999423027Z

Date and time

Components

Year	1949
Month	10
Day	21
Hour	21
Minute	58
Second (integer part)	59
Second (fraction part)	0.999423027
Time zone offset	+00:00

Day (1949-10-21)

Notes

Calendars

Proleptic Gregorian calendar	AD	1949-10-21
	Japan	昭和24年10月21日
	Ryuukyuu	西曆1949年10月21日
Proleptic Julian calendar	AD	1949-10-08
	Japan	昭和24年10月8日
	Ryuukyuu	西曆1949年10月8日
旧暦Kyuureki (Japan)	AD	1949年8月30日
	Japan (北朝)	昭和24年8月30日
	Japan (南朝)	昭和24年8月30日
旧暦Kyuureki (Ryuukyuu)	AD	1949年8月30日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	西曆1949年8月30日

Holidays

Japan	Normal day
Ryukyu	Normal day

Properties

Yearless date	--10-21
Day of week (number)	5
Day of week (English)	Friday
Day of week (日本語)	金曜日
Kanshi	甲申 (20₀, 21₁)
六曜 (Japan)	先勝

Cast

Unix number	-637293660.000577
Unix integer	-637293661
HTML number	-637293660000.577
HTML month number	-243
Julian Day	2433211.41597222
Julian Day (integer of day)	2433211
Modified Julian Day	33210.9159722156
Rata Die	711786.915972216

Serializations

Global date and time string (time zone offset preserved)	1949-10-21T21:58:59.999423027Z
Global date and time string (UTC)	1949-10-21T21:58:59.999423027Z
Normalized forced-UTC global date and time string	1949-10-21T21:58:59.999423027Z
HTTP date	`Fri, 21 Oct 1949 21:58:59 GMT`
RSS2 date-time	`Fri, 21 Oct 1949 21:58:59 +0000`
`document.lastModified` format	`10/21/1949 21:58:59`
Local date and time string	1949-10-21T21:58:59.999423027
Normalized local date and time string	1949-10-21T21:58:59.999423027
Date string	1949-10-21
Date string with optional time	1949-10-21T21:58:59.999423027Z
Year string	1949
Month string	1949-10
Yearless date string	--10-21
Week string	1949-W42
Time string	21:58:59.999423027
Shortest time string	21:58:59.999423027

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	1948-10-21T21:58:59.999423027Z	1950-10-21T21:58:59.999423027Z
30 days	1949-09-21T21:58:59.999423027Z	1949-11-20T21:58:59.999423027Z
7 days	1949-10-14T21:58:59.999423027Z	1949-10-28T21:58:59.999423027Z
Day	1949-10-20T21:58:59.999423027Z	1949-10-22T21:58:59.999423027Z
Hour	1949-10-21T20:58:59.999423027Z	1949-10-21T22:58:59.999423027Z
Minute	1949-10-21T21:57:59.999423027Z	1949-10-21T21:59:59.999423027Z