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Oct 21, 2011 10:20:57

2011

Year

10

Month

21

Day

10

Hour (24)

20

Minute

57

Second

How long ago was

Format

ISO 8601 International standard for representing date and time. Widely used in web services, programming, and data exchange. YYYY-MM-DD'T'HH:MM:SS±hh:mm	2011-10-21T10:20:57
ISO 8601 (Week) Used in planning and reporting YYYY-Www-D	2011-W42-5T10:20:57
RFC 3339 Used in Internet protocols YYYY-MM-DD'T'HH:mm:ss'Z'	2011-10-21T10:20:57Z
RFC 822 / RFC 2822 Used in email protocols ddd, DD MMM YYYY HH:mm:ss 'GMT'	Fri, 21 Oct 2011 10:20:57 +0000
RFC 7231 The format aligns with RFC 822, but RFC 7231 specifies and standardizes its use in HTTP Day, DD Mon YYYY HH:MM:SS GMT	Fri, 21 Oct 2011 10:20:57 +0000
UNIX Time (Epoch Time) Widely used in programming Seconds since January 1, 1970	1319192457
ISO 9075 A standard related to SQL query language YYYY-MM-DD HH:MM:SS	2011-10-21 10:20:57
USA Date format commonly used in the USA MM/DD/YYYY HH:MM:SS	10-21-2011 10:20:57
British/French, EU Date format commonly used in Europe DD/MM/YY HH:MM:SS	21/10/2011 10:20:57
German Date format commonly used in Germany DD.MM.YYYY HH:MM:SS	21.10.2011 10:20:57
Italian Date format commonly used in Italy DD-MM-YYYY HH:MM:SS	21-10-2011 10:20:57
Japan Date format commonly used in Japan YYYY/MM/DD HH:MM:SS	2011/10/21 10:20:57
Chinese Date Format used to represent dates in the Chinese lunisolar calendar SS (Animal) (M'th month), D, YYYY	04 (Rabbit) (10'th month), 21, 2011
Excel date/time Used internally by Excel to enable easy calculations with dates and times Dates and times in Excel are stored as floating-point numbers	40837.431215278
Microsoft Timestamp / FileTime Used in Windows system APIs for file and directory timestamp handling 100-nanoseconds since Jan 1, 1601	129636660570000000
Text Date Textual representation of a date MMM DD, YYYY HH:MM:SS	Oct 21, 2011 10:20:57
Mac Timestamp Date and time format used in macOS Seconds since January 1, 2001	340885257
Mongo ObjectID Unique identifier format used in MongoDB 12-byte hexadecimal number	4ea147890000000000000000
Julian Day Number Date format used in astronomy Number of days since January 1, 4713 BC	2455855.93122

What day of week 21/10/2011?

21 October 2011 is Friday.

How long ago was 2011-10-21 10:20:57?

Current time is Thursday, February 6, 2025, 07:26:04

Years	13
Months	159
Weeks	693
Days	4856
Hours	116565
Minutes	6993905
Seconds	419634307

Pagination navigate

2011 Year

10 Month

21 Day

10 Hour (24)

20 Minute

57 Second

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