# Question: Is Julian date expiration date?

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It represents the number of days elapsed since the beginning of the calendar year. For example, a Julian date of 031 represents January 31st and a Julian date of 365 represents December 31st. ​The Julian date usually represents the date the product was manufactured or packaged.

## How do you read a Julian expiration date?

The first number of the Julian Date represents the year. The last three numbers represent the day that it was manufactured. So for example, if the manufacture date was listed as 1067 that would mean that the MRE was manufactured on March 7, 2011.

## What is a Julian date code?

We refer to a yyddd date format (yy = year, ddd=day) as a Julian Date - this is the common term for such a date in mainframe and other circles. Astronomers refer to a Julian date as the number of days since the beginning of the Julian Period (January 1, 4713 BC).

## How do Julian dates work?

A Julian date is a count of the number of days that have elapsed since noon on January 1, 4137 BC. Its calculated by adding up all the full days that have passed since that date, then adding any additional elapsed hours, minutes, and seconds in a decimal format.

## How long are eggs safe to use after the date that is on the package Julian date?

four to five weeks Browse Our Egg Answers As long are they are kept refrigerated at 45 °F or lower, fresh shell eggs are safe to be consumed four to five weeks beyond the cartons Julian date (the date eggs were packed).

## Is the date on eggs use by or sell by?

Always purchase eggs before the Sell-By or EXP (expiration) date on the carton. After the eggs reach home, they may be refrigerated 3 to 5 weeks from the date they are placed in the refrigerator. The Sell-By date will usually expire during that length of time, but the eggs are perfectly safe to use.

## How do you find the expiration date on cigarettes?

You can find out the age of your cigarettes by checking the production code. Many companies use what is called a Julian Date Code. This is usually a six or seven-digit number. The first three numbers represent the actual day of the year the cigarettes were manufactured.

## How do you know if eggs are still good after expiration date?

Just fill a bowl with cold water and place your eggs in the bowl. If they sink to the bottom and lay flat on their sides, theyre very fresh. If theyre a few weeks old but still good to eat, theyll stand on one end at the bottom of the bowl. If they float to the surface, theyre no longer fresh enough to eat.

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