Data.

1288-09-29T22:59:59.999698639Z

Date and time

Components

Year	1288
Month	9
Day	29
Hour	22
Minute	59
Second (integer part)	59
Second (fraction part)	0.999698639
Time zone offset	+00:00

Day (1288-09-29)

Notes

Calendars

Proleptic Gregorian calendar	AD	1288-09-29
	Japan	正应元年9月29日
	Ryuukyuu	至元25年9月29日
Proleptic Julian calendar	AD	1288-09-22
	Japan	正应元年9月22日
	Ryuukyuu	至元25年9月22日
旧暦Kyuureki (Japan)	AD	1288年8月25日
	Japan (北朝)	正应元年8月25日
	Japan (南朝)	正应元年8月25日
旧暦Kyuureki (Ryuukyuu)	AD	1288年8月26日
旧暦Kyuureki (Ryuukyuu)	Ryuukyuu	至元25年8月26日

Holidays

Japan	Normal day

Properties

Yearless date	--09-29
Day of week (number)	3
Day of week (English)	Wednesday
Day of week (日本語)	水曜日
Kanshi	戊寅 (14₀, 15₁)
六曜 (Japan)	友引

Cast

Unix number	-21498224400.0003
Unix integer	-21498224401
HTML number	-21498224400000.3
HTML month number	-8176
Julian Day	2191765.45833333
Julian Day (integer of day)	2191765
Modified Julian Day	-208235.04166667
Rata Die	470340.95833333

Serializations

Global date and time string (time zone offset preserved)	1288-09-29T22:59:59.999698639Z
Global date and time string (UTC)	1288-09-29T22:59:59.999698639Z
Normalized forced-UTC global date and time string	1288-09-29T22:59:59.999698639Z
HTTP date	`Wed, 29 Sep 1288 22:59:59 GMT`
RSS2 date-time	`Wed, 29 Sep 1288 22:59:59 +0000`
`document.lastModified` format	`09/29/1288 22:59:59`
Local date and time string	1288-09-29T22:59:59.999698639
Normalized local date and time string	1288-09-29T22:59:59.999698639
Date string	1288-09-29
Date string with optional time	1288-09-29T22:59:59.999698639Z
Year string	1288
Month string	1288-09
Yearless date string	--09-29
Week string	1288-W40
Time string	22:59:59.999698639
Shortest time string	22:59:59.999698639

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	1287-09-30T22:59:59.999698639Z	1289-09-29T22:59:59.999698639Z
30 days	1288-08-30T22:59:59.999698639Z	1288-10-29T22:59:59.999698639Z
7 days	1288-09-22T22:59:59.999698639Z	1288-10-06T22:59:59.999698639Z
Day	1288-09-28T22:59:59.999698639Z	1288-09-30T22:59:59.999698639Z
Hour	1288-09-29T21:59:59.999698639Z	1288-09-29T23:59:59.999698639Z
Minute	1288-09-29T22:58:59.999698639Z	1288-09-29T23:00:59.999698639Z