Data.

1631-09-30T02:59:59.999700546Z

Date and time

Components

Year	1631
Month	9
Day	30
Hour	2
Minute	59
Second (integer part)	59
Second (fraction part)	0.999700546
Time zone offset	+00:00

Day (1631-09-30)

Notes

Calendars

Proleptic Gregorian calendar	AD	1631-09-30
	Japan	宽永8年9月30日
	Ryuukyuu	崇祯4年9月30日
Proleptic Julian calendar	AD	1631-09-20
	Japan	宽永8年9月20日
	Ryuukyuu	崇祯4年9月20日
旧暦Kyuureki (Japan)	AD	1631年9月5日
	Japan (北朝)	宽永8年9月5日
	Japan (南朝)	宽永8年9月5日
旧暦Kyuureki (Ryuukyuu)	AD	1631年9月5日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	崇祯4年9月5日

Holidays

Japan	Normal day

Properties

Yearless date	--09-30
Day of week (number)	2
Day of week (English)	Tuesday
Day of week (日本語)	火曜日
Kanshi	丙子 (12₀, 13₁)
六曜 (Japan)	先勝

Cast

Unix number	-10674277200.0003
Unix integer	-10674277201
HTML number	-10674277200000.3
HTML month number	-4060
Julian Day	2317042.625
Julian Day (integer of day)	2317043
Modified Julian Day	-82957.8750000033
Rata Die	595618.124999997

Serializations

Global date and time string (time zone offset preserved)	1631-09-30T02:59:59.999700546Z
Global date and time string (UTC)	1631-09-30T02:59:59.999700546Z
Normalized forced-UTC global date and time string	1631-09-30T02:59:59.999700546Z
HTTP date	`Tue, 30 Sep 1631 02:59:59 GMT`
RSS2 date-time	`Tue, 30 Sep 1631 02:59:59 +0000`
`document.lastModified` format	`09/30/1631 02:59:59`
Local date and time string	1631-09-30T02:59:59.999700546
Normalized local date and time string	1631-09-30T02:59:59.999700546
Date string	1631-09-30
Date string with optional time	1631-09-30T02:59:59.999700546Z
Year string	1631
Month string	1631-09
Yearless date string	--09-30
Week string	1631-W40
Time string	02:59:59.999700546
Shortest time string	02:59:59.999700546

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	1630-09-30T02:59:59.999700546Z	1632-09-29T02:59:59.999700546Z
30 days	1631-08-31T02:59:59.999700546Z	1631-10-30T02:59:59.999700546Z
7 days	1631-09-23T02:59:59.999700546Z	1631-10-07T02:59:59.999700546Z
Day	1631-09-29T02:59:59.999700546Z	1631-10-01T02:59:59.999700546Z
Hour	1631-09-30T01:59:59.999700546Z	1631-09-30T03:59:59.999700546Z
Minute	1631-09-30T02:58:59.999700546Z	1631-09-30T03:00:59.999700546Z