Unix timestamp

643248000

Mon 21 May 1990 12:00:00 AM UTC

Coordinated Universal Time

Mon May 21 00:00:00 1990 UTC

In your local timezone

1990-05-21T00:00:00+00:00

ISO 8601

Mon, 21 May 1990 00:00:00 +0000

RFC 2822

2448033

Julian Date

26 Iyyar 5750

Hebrew Date

041

Swatch Internet Time

140

Day of the year

May

Month

31

Days in month

21

Week

Monday

Day of the week

Time Converter


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643248000

Converting Unix timestamp 643248000 using our Time Converter gives us the following information:

643248000 is representing the 140 day of the year 1990 in the Gregorian calendar, having 365 days. There are 225 days left of the year and this particular timestamp falls on a Monday, May 21 of week 21 at 00:00 UTC in the monrning meaning that about 0% of the day has passed. At this specifc time, the moon was in its Waning crescent phase, about 228,663 miles (or 367,997 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 293, roman Emperors Diocletian and Maximian appoint Galerius as Caesar to Diocletian, beginning the period of four rulers known as the Tetrarchy. And later in 878 Syracuse, Sicily, is captured by the Muslim Aghlabids after a nine-month siege. More recently, in 2017

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 252 when Sun Quan, Chinese emperor of Eastern Wu (born in 182) passed away and in 954 when Feng Dao, Chinese prince and chancellor (born in 882) left us. And more recently, Jan A. P. Kaczmarek, Polish composer (born in 1953) who died in in 2024.

May 21, or 643248000, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Al-Hattab, Muslim jurist (died in 1547) who was born in 1497, and later in 1527 - Philip II of Spain (died in 1598). More recently, Kevin Quinn, American actor and singer who was born in 1997.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 643248000 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 643248000);
MySQL
select from_unixtime(643248000);
JavaScript
new Date(643248000*1000).toString();
C++
time_t epch = 643248000;
printf("%i -> %s", epch, asctime(gmtime(&epch))); (time.h);
C#
String.Format("{0:d/M/yyyy HH:mm:ss}", new System.DateTime(1970, 1, 1, 0, 0, 0, 0).AddSeconds(643248000));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(643248000 * 1000L))
Ruby
require 'date'
DateTime.strptime("643248000",'%s')
Binary
10011001 01011100 10111110 000000
Hexadecimal
26572f80

A few related timestamps to 643248000 are:

Start of year
631152000
End of Year
662687999
Start of month
641520000
End of month
644198399
Start of day
643248000
End fo day
643334399
Start of hour
643248000
End fo hour
643251599
Start of min
643248000
End fo min
643248059