Unix timestamp

1766278800

Sun 21 Dec 2025 01:00:00 AM UTC

Coordinated Universal Time

Sun Dec 21 01:00:00 2025 UTC

In your local timezone

2025-12-21T01:00:00+00:00

ISO 8601

Sun, 21 Dec 2025 01:00:00 +0000

RFC 2822

2461031

Julian Date

1 Tevet 5786

Hebrew Date

083

Swatch Internet Time

354

Day of the year

December

Month

31

Days in month

51

Week

Sunday

Day of the week

Time Converter


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1766278800

Converting Unix timestamp 1766278800 using our Time Converter gives us the following information:

1766278800 is representing the 354 day of the year 2025 in the Gregorian calendar, having 365 days. There are 11 days left of the year and this particular timestamp falls on a Sunday, December 21 of week 51 at 01:00 UTC in the monrning meaning that about 4% of the day has passed. At this specifc time, the moon will be in its New moon phase, about 248,657 miles (or 400,174 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 69, the Roman Senate declares Vespasian emperor of Rome, the last in the Year of the Four Emperors. And later in 1124 Pope Honorius II is consecrated, having been elected after the controversial dethroning of Pope Celestine II. More recently, in 2020 a Great conjunction of Jupiter and Saturn occurs, with the two planets separated in the sky by 0.1 degrees. This is the closest conjunction between the two planets since 1623.

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 72 when Thomas the Apostle, Roman martyr and saint (born in 1 AD) passed away and in 882 when Hincmar, French archbishop and historian (born in 806) left us. And more recently, Bruce McCandless II, US astronaut who conducted the first untethered spacewalk (born in 1937) who died in in 2017.

December 21, or 1766278800, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Minamoto no Yorinobu, Japanese samurai (died in 1048) who was born in 968, and later in 1401 - Masaccio, Italian painter (died in 1428). More recently, Kelly Smith, English rugby union player who was born in 1995.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 1766278800 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 1766278800);
MySQL
select from_unixtime(1766278800);
JavaScript
new Date(1766278800*1000).toString();
C++
time_t epch = 1766278800;
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(1766278800));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(1766278800 * 1000L))
Ruby
require 'date'
DateTime.strptime("1766278800",'%s')
Binary
11010010 10001110 10001101 0010000
Hexadecimal
69474690

A few related timestamps to 1766278800 are:

Start of year
1735689600
End of Year
1767225599
Start of month
1764547200
End of month
1767225599
Start of day
1766275200
End fo day
1766361599
Start of hour
1766278800
End fo hour
1766282399
Start of min
1766278800
End fo min
1766278859