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May 21, 2009 10:13:57

2009

Year

05

Month

21

Day

10

Hour (24)

13

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	2009-05-21T10:13:57
ISO 8601 (Week) Used in planning and reporting YYYY-Www-D	2009-W21-4T10:13:57
RFC 3339 Used in Internet protocols YYYY-MM-DD'T'HH:mm:ss'Z'	2009-05-21T10:13:57Z
RFC 822 / RFC 2822 Used in email protocols ddd, DD MMM YYYY HH:mm:ss 'GMT'	Thu, 21 May 2009 10:13:57 +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	Thu, 21 May 2009 10:13:57 +0000
UNIX Time (Epoch Time) Widely used in programming Seconds since January 1, 1970	1242900837
ISO 9075 A standard related to SQL query language YYYY-MM-DD HH:MM:SS	2009-05-21 10:13:57
USA Date format commonly used in the USA MM/DD/YYYY HH:MM:SS	05-21-2009 10:13:57
British/French, EU Date format commonly used in Europe DD/MM/YY HH:MM:SS	21/05/2009 10:13:57
German Date format commonly used in Germany DD.MM.YYYY HH:MM:SS	21.05.2009 10:13:57
Italian Date format commonly used in Italy DD-MM-YYYY HH:MM:SS	21-05-2009 10:13:57
Japan Date format commonly used in Japan YYYY/MM/DD HH:MM:SS	2009/05/21 10:13:57
Chinese Date Format used to represent dates in the Chinese lunisolar calendar SS (Animal) (M'th month), D, YYYY	02 (Ox) (5'th month), 21, 2009
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	39954.426354167
Microsoft Timestamp / FileTime Used in Windows system APIs for file and directory timestamp handling 100-nanoseconds since Jan 1, 1601	128873744370000000
Text Date Textual representation of a date MMM DD, YYYY HH:MM:SS	May 21, 2009 10:13:57
Mac Timestamp Date and time format used in macOS Seconds since January 1, 2001	264593637
Mongo ObjectID Unique identifier format used in MongoDB 12-byte hexadecimal number	4a1529650000000000000000
Julian Day Number Date format used in astronomy Number of days since January 1, 4713 BC	2454972.92635

What day of week 21/05/2009?

21 May 2009 is Thursday.

How long ago was 2009-05-21 10:13:57?

Current time is Friday, February 21, 2025, 08:43:49

Years	15
Months	188
Weeks	822
Days	5754
Hours	138118
Minutes	8287109
Seconds	497226592

Pagination navigate

2009 Year

05 Month

21 Day

10 Hour (24)

13 Minute

57 Second

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