Unix timestamp

512438399

Fri 28 Mar 1986 11:59:59 PM UTC

Coordinated Universal Time

Fri Mar 28 23:59:59 1986 UTC

In your local timezone

1986-03-28T23:59:59+00:00

ISO 8601

Fri, 28 Mar 1986 23:59:59 +0000

RFC 2822

2446519

Julian Date

17 Adar II 5746

Hebrew Date

041

Swatch Internet Time

86

Day of the year

March

Month

31

Days in month

13

Week

Friday

Day of the week

Time Converter


Convert a unix timestamp
Convert a date

512438399

Converting Unix timestamp 512438399 using our Time Converter gives us the following information:

512438399 is representing the 86 day of the year 1986 in the Gregorian calendar, having 365 days. There are 279 days left of the year and this particular timestamp falls on a Friday, March 28 of week 13 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 Waning Gibbous phase, about 226,268 miles (or 364,144 km) from Earth.

On this day, many notable and historically important events have taken place. But to only mention a few, in year 37, Roman emperor Caligula accepts the titles of the Principate, bestowed on him by the Senate. And later in 364 roman Emperor Valentinian I appoints his brother Flavius Valens co-Emperor. More recently, in 2025 an earthquake strikes close to Mandalay, Myanmar with a magnitude of 7.7, killing over 100 people.

We've also, tragically, seen a few famous deaths throughout history on this day. One notable mention is in 193 when Pertinax, Roman emperor (born 126) passed away and in 592 when Guntram, French king (born 532) left us. And more recently, Mark Spiro, American songwriter, record producer and recording artist (born 1957) who died in in 2024.

March 28, or 512438399, is also a day that we should celebrate. This date marks the birth of many influential people throughout history, including Fra Bartolomeo, Italian painter (died 1517) who was born in 1472, and later in 1515 - Teresa of Ávila, Spanish nun and saint (died 1582). More recently, Wang Xiyu, Chinese tennis player who was born in 2001.

Conversion help

For your conveniance, we have listed the conversion syntaxes for 512438399 timestamp to serveral of the most popular programming lanugages below.

PHP
date('Y-m-d H:i:s', 512438399);
MySQL
select from_unixtime(512438399);
JavaScript
new Date(512438399*1000).toString();
C++
time_t epch = 512438399;
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(512438399));
Java
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss").format(new Date(512438399 * 1000L))
Ruby
require 'date'
DateTime.strptime("512438399",'%s')
Binary
11110100 01011001 10000011 11111
Hexadecimal
1e8b307f

A few related timestamps to 512438399 are:

Start of year
504921600
End of Year
536457599
Start of month
510019200
End of month
512697599
Start of day
512352000
End fo day
512438399
Start of hour
512434800
End fo hour
512438399
Start of min
512438340
End fo min
512438399