Unix timestamp

1677023999

Tue 21 Feb 2023 11:59:59 PM UTC

Coordinated Universal Time

Tue Feb 21 23:59:59 2023 UTC

In your local timezone

2023-02-21T23:59:59+00:00

ISO 8601

Tue, 21 Feb 2023 23:59:59 +0000

RFC 2822

2459998

Julian Date

30 Shevat 5783

Hebrew Date

041

Swatch Internet Time

51

Day of the year

February

Month

28

Days in month

08

Week

Tuesday

Day of the week

Time Converter


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1677023999

Converting Unix timestamp 1677023999 using our Time Converter gives us the following information:

1677023999 is representing the 51 day of the year 2023 in the Gregorian calendar, having 365 days. There are 314 days left of the year and this particular timestamp falls on a Tuesday, February 21 of week 08 at 23:59 UTC in the afternoon meaning that about 100% of the day has passed. At this specifc time, the moon was in its Waxing crescent phase, about 230,136 miles (or 370,369 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 452 or 453, Severianus, Bishop of Scythopolis, is martyred in Palestine. And later in 1245 thomas, the first known Bishop of Finland, is granted resignation after confessing to torture and Forgery. More recently, in 2022 in the Prelude to the 2022 Russian invasion of Ukraine Russian President Vladimir Putin declares the Luhansk People's Republic and Donetsk People's Republic as independent from Ukraine, and moves troops into the region. The action is condemned by the United Nations.

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 4 AD when Gaius Caesar, Roman consul and grandson of Augustus (born in 20 BC) passed away and in 675 when Randoald of Grandval, prior of the Benedictine Monastery of Grandval left us. And more recently, Lynne Marie Stewart, American actress (born in 1946) who died in in 2025.

February 21, or 1677023999, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Abe no Seimei, Japanese astrologer (died in 1005) who was born in 921, and later in 1397 - Isabella of Portugal (died in 1471). More recently, Phil Jones, English footballer who was born in 1992.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 1677023999 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 1677023999);
MySQL
select from_unixtime(1677023999);
JavaScript
new Date(1677023999*1000).toString();
C++
time_t epch = 1677023999;
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(1677023999));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(1677023999 * 1000L))
Ruby
require 'date'
DateTime.strptime("1677023999",'%s')
Binary
11000111 11101010 10110101 1111111
Hexadecimal
63f55aff

A few related timestamps to 1677023999 are:

Start of year
1672531200
End of Year
1704067199
Start of month
1675209600
End of month
1677628799
Start of day
1676937600
End fo day
1677023999
Start of hour
1677020400
End fo hour
1677023999
Start of min
1677023940
End fo min
1677023999