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Dec 20, 2009 12:49:40

2009

Year

12

Month

20

Day

12

Hour (24)

49

Minute

40

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	2009-12-20T12:49:40
ISO 8601 (Week) Used in planning and reporting YYYY-Www-D	2009-W51-7T12:49:40
RFC 3339 Used in Internet protocols YYYY-MM-DD'T'HH:mm:ss'Z'	2009-12-20T12:49:40Z
RFC 822 / RFC 2822 Used in email protocols ddd, DD MMM YYYY HH:mm:ss 'GMT'	Sun, 20 Dec 2009 12:49:40 +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	Sun, 20 Dec 2009 12:49:40 +0000
UNIX Time (Epoch Time) Widely used in programming Seconds since January 1, 1970	1261313380
ISO 9075 A standard related to SQL query language YYYY-MM-DD HH:MM:SS	2009-12-20 12:49:40
USA Date format commonly used in the USA MM/DD/YYYY HH:MM:SS	12-20-2009 12:49:40
British/French, EU Date format commonly used in Europe DD/MM/YY HH:MM:SS	20/12/2009 12:49:40
German Date format commonly used in Germany DD.MM.YYYY HH:MM:SS	20.12.2009 12:49:40
Italian Date format commonly used in Italy DD-MM-YYYY HH:MM:SS	20-12-2009 12:49:40
Japan Date format commonly used in Japan YYYY/MM/DD HH:MM:SS	2009/12/20 12:49:40
Chinese Date Format used to represent dates in the Chinese lunisolar calendar SS (Animal) (M'th month), D, YYYY	02 (Ox) (12'th month), 20, 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	40167.534490741
Microsoft Timestamp / FileTime Used in Windows system APIs for file and directory timestamp handling 100-nanoseconds since Jan 1, 1601	129057869800000000
Text Date Textual representation of a date MMM DD, YYYY HH:MM:SS	Dec 20, 2009 12:49:40
Mac Timestamp Date and time format used in macOS Seconds since January 1, 2001	283006180
Mongo ObjectID Unique identifier format used in MongoDB 12-byte hexadecimal number	4b2e1d640000000000000000
Julian Day Number Date format used in astronomy Number of days since January 1, 4713 BC	2455186.03449

What day of week 20/12/2009?

20 December 2009 is Sunday.

How long ago was 2009-12-20 12:49:40?

Current time is Sunday, February 16, 2025, 01:56:17

Years	15
Months	181
Weeks	790
Days	5536
Hours	132877
Minutes	7972626
Seconds	478357597

Pagination navigate

2009 Year

12 Month

20 Day

12 Hour (24)

49 Minute

40 Second

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