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Dec 21, 2009 11:25:29

2009

Year

12

Month

21

Day

11

Hour (24)

25

Minute

29

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	2009-12-21T11:25:29
ISO 8601 (Week) Used in planning and reporting YYYY-Www-D	2009-W52-1T11:25:29
RFC 3339 Used in Internet protocols YYYY-MM-DD'T'HH:mm:ss'Z'	2009-12-21T11:25:29Z
RFC 822 / RFC 2822 Used in email protocols ddd, DD MMM YYYY HH:mm:ss 'GMT'	Mon, 21 Dec 2009 11:25:29 +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	Mon, 21 Dec 2009 11:25:29 +0000
UNIX Time (Epoch Time) Widely used in programming Seconds since January 1, 1970	1261394729
ISO 9075 A standard related to SQL query language YYYY-MM-DD HH:MM:SS	2009-12-21 11:25:29
USA Date format commonly used in the USA MM/DD/YYYY HH:MM:SS	12-21-2009 11:25:29
British/French, EU Date format commonly used in Europe DD/MM/YY HH:MM:SS	21/12/2009 11:25:29
German Date format commonly used in Germany DD.MM.YYYY HH:MM:SS	21.12.2009 11:25:29
Italian Date format commonly used in Italy DD-MM-YYYY HH:MM:SS	21-12-2009 11:25:29
Japan Date format commonly used in Japan YYYY/MM/DD HH:MM:SS	2009/12/21 11:25:29
Chinese Date Format used to represent dates in the Chinese lunisolar calendar SS (Animal) (M'th month), D, YYYY	02 (Ox) (12'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	40168.476030093
Microsoft Timestamp / FileTime Used in Windows system APIs for file and directory timestamp handling 100-nanoseconds since Jan 1, 1601	129058683290000000
Text Date Textual representation of a date MMM DD, YYYY HH:MM:SS	Dec 21, 2009 11:25:29
Mac Timestamp Date and time format used in macOS Seconds since January 1, 2001	283087529
Mongo ObjectID Unique identifier format used in MongoDB 12-byte hexadecimal number	4b2f5b290000000000000000
Julian Day Number Date format used in astronomy Number of days since January 1, 4713 BC	2455186.97603

What day of week 21/12/2009?

21 December 2009 is Monday.

How long ago was 2009-12-21 11:25:29?

Current time is Sunday, February 9, 2025, 06:36:00

Years	15
Months	181
Weeks	789
Days	5528
Hours	132691
Minutes	7961470
Seconds	477688231

Pagination navigate

2009 Year

12 Month

21 Day

11 Hour (24)

25 Minute

29 Second

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