convert jde julian date to calendar date excel

Enter a valid date or Julian date, and click 'Convert'. Appreciate your Kudos Feel free to email me with any of your BI needs. Insert DATEVALUE Function into TEXT Function Things to Remember Conclusion Related Articles Download Practice Workbook You can download the free Excel workbook here and practice on your own. This calculation breaks the Julian expression 99123 into 2 parts. Hey Mister, I am getting incorrect values when the year is a leap year. F08042 History Date to JDE Date Conversion? Follow below given steps:- Enter the formula in cell B2 = ("1/1/"& (IF (LEFT (A2,2)*1<20,2000,1900)+LEFT (A2,2)))+MOD (A2,1000)-1 Press Enter The function will convert the Julian date format in to Calendar date Copy the same formula by pressing the key Ctrl+C and paste in the range B3:B10 by pressing the key Ctrl+V on your keyboard addseconds ('0001-01-01', int (mul (sub (2459286, 1721425.5), 86400))) Btw, found this useful Nasa page with an converter for testing: Hi, I'm trying to convert a Julian date (like this 2455825) to a regular date (20/09/2011), but the formulas you gave are not working for me. This formula only works for dates after 3/1/1901 and in workbooks that use the 1900 date system. In Excel replace [IXEFFF] with the cell reference for the JDE Julian. Linear Algebra - Linear transformation question. Microsoft and the Office logo are trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries. You are using an out of date browser. So this is the working Power Query (M) formula I wound up with: Date.AddDays ( #date (Number.RoundDown ( [Julian Date]/1000)+1900, 1,1), Number.Mod ( [Julian Date], 1000)-1)) Message 16 of 16 9,862 Views 1 Reply Phil_Seamark Microsoft By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. You must have JavaScript enabled to use this form. 1. Now use the formula in any workbook. I can either convert the julian date column on my inventory table YYDDD into a calendar date or add a column in my date table which would convert the date to the julian date. Note: In the formula above, the year begins on January 1 (1/1). I should perhaps have said that the reason the accepted answer is incorrect is because it adds the days to a base year, then adds the years. Is there a solutiuon to add special characters from software and how to do it, Replacing broken pins/legs on a DIP IC package, How to handle a hobby that makes income in US. get julian date from f00365. If you want to convert calendar date to Julian date, you can use below formulas. Converting Julian Dates in iSeries Query and year 2040, converting Gregorian dates to Julian in World Writer, Getting JDE sales tax rate table data in Excel format. Hello, I searched and read the 2 posts about julian dating but I can't get a solution to work. Explanation TEXT function converts a number to a text in a specific format. If that is true you could do somthing like below where you create a date from the numbers. 3 Easy Ways to Convert Date to Julian Date in Excel 1. Because dates are just serial numbers, this will give us the "nth" day of year. AAVSO produced JD Calendars give the last four digits of the Julian Day for each day of every month for a year. Here a formula that can be used I have looking all over different site and I had even though I had to twick a bit has work well for me and you do not need to create any special function stuff: DATEADD(DAY,CONVERT(INT,SUBSTRING(CONVERT(CHAR,(JULIANDDATEFIELD + 1900000)),5,3))-1,DATEFROMPARTS(SUBSTRING(CONVERT(CHAR,(JULIANDDATEFIELD + 1900000)),1,4),01,01)). This, The "SQL magic" is going to depend on the what machine you run the SQL, DATE(INT((1900000+C2)/1000),1,C2-INT(C2/1000)*1000). Simply enter your value and then click on Lookup Julian or Lookup Gregorian to convert the date. Now, in cell B1 (or wherever you want the desired output), paste the following formula : Do NOT forget to replace the cell address, incase your cell is different than A1, If there are multiple dates in the column, just drag the cell to fill the column corresondingly. Proud to be a Super User! something that includes dropping a day from the days add. The Julian Day Number (JDN) is the integer assigned to a whole solar day in the Julian day count starting from noon Universal time, with Julian day number 0 assigned to the day starting at noon on January 1, 4713 BC, proleptic Julian calendar (November 24, 4714 BC, in the proleptic Gregorian calendar),[1][2][3] a date at which three multi-year cycles started (which are: Indiction, Solar, and Lunar cycles) and which preceded any historical dates. http://www.jdelist.com/ubb/showflat.php?Cat=0&Number=86248. I use the following formulas to convert dates in MS Excel: If the julian date is in cell A2 then in cell B2 put '=DATE (INT (A2/1000)+1900,MONTH (+A2-INT (A2/1000)*1000),DAY (+A2-INT (A2/1000)*1000)) If the MS date is in cell C2, then the julien date is: '= (YEAR (C2)-1900)*1000+C2-DATE (YEAR (C2),1,1)+1 These formulaes are Y2K compliant. If you just have a day number (e.g. To learn more, see our tips on writing great answers. Hi - I'm Dave Bruns, and I run Exceljet with my wife, Lisa. I found this string while trying to convert from a 7-digit ordinal date to a Gregorian Date. That's it. The next 3 are the day of the year - 001 would always be Jan 1. Click and drag the bottom right corner of the cell containing the formula to copy the formula down the column. well easier to add julian date in calendar table and set relationship on julian date between date and inventory table. If the date is in the 1900s, is the leading character 0, or is the string 5 digits? What is the raw format in Julian for the 1st of Jan, 1900 ? How to follow the signal when reading the schematic? DAX DATE (INT (BISalesView [Date Julian]/1000)+1900,1,MOD (BISalesView [Date Julian],1000)) M Language (Query Editor) Date.AddDays (#date (Number.RoundDown ( [Date Julian]/1000)+1900,1,1),Number.Mod ( [Date Julian],1000)-1) Hope this helps! Example 1/1/2001 = JD of 01001 which is correct. In the worksheet, select cell A1, and press CTRL+V. So this is the working Power Query (M) formula I wound up with: Date.AddDays( #date(Number.RoundDown([Julian Date]/1000)+1900, 1,1), Number.Mod([Julian Date], 1000)-1)), THis might be close as a new calculated column, Thanks - But getting an error when I add column into inventory table. Because the correct day of the year depends on which year it is (whether or not it's a leap-year); you MUST add the years on first, then the days. =RIGHT (YEAR (A4),2)& A4-DATE (YEAR (A4),1,0) This formula is really two formulas joined as a text string using the ampersand (&). In sql server there is a very nice to get day of the year using datepart (DAYOFYEAR,dat) A list of dates are in cell B3:B6, to convert them to Julian date, please use below formula =TEXT (B3,"yy")&B3- (DATE (YEAR (B3),1,0)) Press Enter key, then drag autofill handle down to apply this formula. I've got a server where I'm admin, but I straight up use gregorian instead. =TEXT(A2,"yy")&TEXT((A2-DATEVALUE("1/1/"&TEXT(A2,"yy"))+1),"000"), Date above in Julian format, with a two-digit year (07174), =TEXT(A2,"yyyy")&TEXT((A2-DATEVALUE("1/1/"&TEXT(A2,"yy"))+1),"000"), Date above in Julian format, with a four-digit year (2007174). How to get current time and date in Android. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. As I understand Julian date the first two numbers are the year and the last 3 represent the day of the year. "Julian date format" refers to a format where the year value of a date is combined with the "ordinal day for that year" (i.e. The first 2 digits are the last 2 digits of the current year and the next 3 digits are the day corresponding to the 365/366 calendar day. What's the difference between a power rail and a signal line? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. The first DATEADD statement takes the remainder of the numeric date divided by 1000 . Enter dates in the form mm/dd/yy, dd-mmm-yyyy, 'today', '+1 day' or similar. I found this post while looking for a more elegant conversion, as I already use something similar. When you give DATE a year and month value, and a zero for day, you get the last day of the previous month. Now this tutorial is talking about the methods on conversion between Julian date and calendar date in Excel. Hi, Tony, the formula TEXT(A1,"yy")&TEXT((A1-DATEVALUE("1/1/"&TEXT(A1,"yy"))+1),"000") returns a 5-digit number, first two number indicate the year, last three number indicate the nth day of the year, 5 numbers combined to indicates the date. The time can also be entered as decimal days (e.g., 2000-01-01.5). Attend online or watch the recordings of this Power BI specific conference, which includes 130+ sessions, 130+ speakers, product managers, MVPs, and experts. Attend online or watch the recordings of this Power BI specific conference, which includes 130+ sessions, 130+ speakers, product managers, MVPs, and experts. Click on my FREE eBook, its my bonus for joining thousands of others who receive my 3 xFREE Excel tips every month in my Excel Newsletter. =DATE(LEFT(B3,4),1,RIGHT(B3,3)) Let's talk through the formula. Since this is inventory I have to measure from the date of manufacture to today to calculate how old the inventory is. How to react to a students panic attack in an oral exam? JDE seems to store dates as integers, so rather than converting from strings I always go direct from the integer: I think it is more efficient to use native datetime math than all this switching back and forth to various string, date, and numeric formats. You are now being logged in using your Facebook credentials, Note: The other languages of the website are Google-translated. Mostly 5 digits number of Julian formats is used where the first 2 digits represent the year and the last 3 digits represent the day of the year. Excel has no built-in function to convert a standard date to Julian date, but the figure illustrates how you can use the following formula to accomplish the task. Press CTRL+C. See screenshot: Hi, Tony, try this formula =RIGHT(TEXT(I1,"yy")&TEXT((I1-DATEVALUE("1/1/"&TEXT(I1,"yy"))+1),"000"),4), I1 is the date you want to convert. There is also a Julian date commonly used in astronomy, which is a serial date system starting on January 1, 4713 B.C.E. To convert Julian date to Gregorian: DATEADD(DAY, @julian % 1000 - 1, DATEADD(YEAR, @julian / 1000, 0)) 11716- 117 day of 2016) This thread is locked. To convert the formulas to use a different starting date, edit the portion "1/1/" to the date that you want. This is unique to the software. Julian Dates.xlsx Thanks! In a blank cell, type this formula =DATE(IF(0+(LEFT(A1,2))<30,2000,1900)+LEFT(A1,2),1,RIGHT(A1,3))into it, press Enterkey, if you need, you can drag the fill handle to a range with this formula. I've learned so much over the past year because of your site's clear laid out explanations. Our videos are quick, clean, and to the point, so you can learn Excel in less time, and easily review key topics when needed. Can anyone help me convertig 6 digital julian date to normal date ? Tried with formulae given in the post, but not working. For example, this would create a date from a yyyyddd Julian date like 1999143. It will fail to give the correct answer for 116060 which should be 29th February 2016. Does ZnSO4 + H2 at high pressure reverses to Zn + H2SO4? Hope that is ok, Date.AddDays(Date.From(DateTimeZone.From("20" & Text.Start(Number.ToText(116343),2) & "-01-01")),Int64.From(Text.End(Number.ToText(116343),3))). Please edit to add further details, such as citations or documentation, so that others can confirm that your answer is correct. Perfect, it works exactly how i needed. It is what is recommended. Back to, =DATE(IF(0+(LEFT(A1,2))<30,2000,1900)+LEFT(A1,2),1,RIGHT(A1,3)), =TEXT(A1,"yy")&TEXT((A1-DATEVALUE("1/1/"&TEXT(A1,"yy"))+1),"000"), Kutools for Excel Solves Most of Your Problems, and Increases Your Productivity by 80%, Convert Between Cells Content and Comments, Office Tab Brings Tabbed interface to Office, and Make Your Work Much Easier, This comment was minimized by the moderator on the site, Kutools for Excel: with more than 300 handy Excel add-ins, free to try with no limitation in, Convert between date and unix timestamp in Excel, Convert time string to time or date and time in Excel, In some times, you may received a workhseets with multiple nonstandard dates, and to convert all of them to the standard date formatting as mm/dd/yyyy maybe troublesome for you. Can confirm it's not present in EnterpriseOne. Here's the function I came up with, which I simply call "ToGregorian". Your solution seems elegant, could you perhaps walk me through what you're doing and why? If there is something novel about your answer, please take a couple sentences to explain how it's different and why that makes it better. For example, 14001 indicates 1/1/2014 in calendar. Now we need to pad the day value with zeros. the Julian Day (JDN) is a separate but related system used by astronomers and is just a continuous count of the number of days since noon on January 1st 4713 BCE as described by John Murrell above. To convert Julian date to calendar date, you just need a formula in Excel. Remember: This tool can only convert date . In the below example I need 17103 to be April 13 2017 or 4/13/17. In the worksheet, select cell A1, and press CTRL+V. vegan) just to try it, does this inconvenience the caterers and staff? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Convert julian date to date in sql server, How to return only the Date from a SQL Server DateTime datatype. Find out more about the February 2023 update. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Open and create multiple documents in new tabs of the same window, rather than in new windows. Step 3 Select the converted dates, right-click the selection and click "Format. Sadly, I only have read permissions on the official work server. AAVSO produced JD Calendars give the last four digits of the Julian Day for each day of every month for a year. Your email address is private and not shared. On the left of the ampersand, we generate the year value. Detecting an "invalid date" Date instance in JavaScript. Copy & Paste this:- Option Explicit Function ConvertJulian (JulianDate) It shouldn't be a problem, but it raises the question, how would the query look differently if I'd have to take that into account? Join Us!. Increases your productivity by 50%, and reduces hundreds of mouse clicks for you every day. The military writes the Julian day out like this. 3 Ways to Convert 7 Digit Julian Date to Calendar Date in Excel 1. How do I connect these two faces together? To get the last day of year of the previous year, we use the DATE function. e.g. For example, this would create a date from a yyyyddd Julian date like 1999143. Takes the first letter and adds it to century, starting from 19th. Total rubbish the definition of Julian date is: Else the code won't work in other workbooks. DECLARE @JdeDate INT = 115351 ; --===== Formula to convert the JDE date to a normal DATETIME and then format it to -- If you want it to be a DATE datatype, convert it one more time. This works because the DATE function knows how to adjust for values that are out of range. This is very thorough helpful information. To do this task, use the TEXT, TODAY, and DATEVALUE functions. A modified version of the Julian date denoted MJD obtained by subtracting 2,400,000.5 days from the Julian date JD, The MJD therefore gives the number of days since midnight on November 17, 1858. This is the formula I've tried to use: =DATE (IF (0+ (LEFT (A1,2))<30,2000,1900)+LEFT (A1,2),1,RIGHT (A1,3)) Is there any other way to convert the date? First date above in Julian date format used in astronomy (7/28/8619). -- "-1" is the DATE SERIAL NUMBER for the day before 1900-01-01 . The months January-June are on one page while July-December are on the second page. Any advice on how this can be amended? This means that the application will . I've just worked out what the confusion is. 1. 100, 153, etc. 185 Alewife Brook Parkway, Suite 410, Cambridge, MA 02138, USA, Julian Date (JD) Calculator and Calendars. Now Save the workbook as "Add-in" (File > Save Workbook) Please do not forget to save the workbook in XLStart directory. There are two calendars at play here, the Julian calendar introduced by Julius Caesar in 45 BCE and gradually replaced by the Gregorian calendar over the last 400 years (there were some holdouts). For the complete JD, add 2,450,000 (or 2,460,000 after February 23, 2023) to the four digit value given in the calendar for the . Enter today as a Julian date Thanks for posting. For the complete JD, add 2,450,000 (or 2,460,000 after February 23, 2023) to the four digit value given in the calendar for the Astronomical Day of your observation. So it would convert 99123 in the first half of the expression to 1999-01-01. Now, in cell B1 (or wherever you want the desired output), paste the following formula : Do NOT forget to replace the cell address, incase your cell is different than A1, If there are multiple dates in the column, just drag the cell to fill the column corresondingly. With that and with the understanding that I wouldn't do it this way for anything prior to 1900, here's the code I'd use if I had to do such a conversion on a regular basis. See screenshot: Tip: A1 indicates the Julian date you need to convert to calendar date. DDD is the day of the year. In my opinion this is a bit clumsy and overkill, and I'm hoping there is a better way of doing this. Your answer could be improved with additional supporting information. . Could you upload a screenshop of your file to me for sovling? No weird issues with leap years. Convert A Julian Date To A Calendar Date. Nicely done and +1. The current date used is taken from the computer's system clock. (eg. also astronomers who use JD have a year zero which does not exist in the normal civil calendar which goes from 1BC to 1AD with no year zero. Self Expanding ChartsOne Click ChartsCreate Quick Dynamic ChartsEasy Combination Charts. What is the point of Thrower's Bandolier? I'm trying to convert JDE dates, and have amassed a large quantity of information and figured I'd try to do an SQL conversion function to simplify some tasks. What is a word for the arcane equivalent of a monastery? Not the answer you're looking for? This is how: Note:Do not select the row or column headers. Date.AddDays(Date.From(DateTimeZone.From("20" & Text.Start(Number.ToText([column reference]),4) & "-01-01")),Int64.From(Text.End(Number.ToText([column reference]),3))). Consider January first (Julian 16001) I think you would need to Minus 1 before your days add. Thanks though, I am grateful for this. A date in this format may include a 4-digit year (yyyy) or a two-digit year (yy) and the day number may or may not be padded with zeros to always use 3 digits. https://community.powerbi.com/t5/Desktop/Token-eof-expected/td-p/27929, How to Get Your Question Answered Quickly. The RIGHT function returns three characters from the end of the value in cell B3. I am not M Code literate. Convert 7 Digit Julian Date to Calendar Date with Combination of DATE, LEFT & RIGHT Functions in Excel 2. Below is the best one so far, I was able to solve my issue using the formula I used above but reformatting the date, I guess you need to add table name next to "Julian Manufacture Date". Find out more about the February 2023 update. Theoretically Correct vs Practical Notation. There are inherent problems with conversion into Excel due to the fact that has a leap year error (in 1900??) I did find a formula in DAX and M that works create in converting a 6 digit julian to a date. Working from right to left, I take the base date (0 = 1900-01-01) and add the number of days (the last 3 digits of JDE) less 1, then add the number of years (the 3rd digit) + the number of decades (which is 10 times the 2nd digit + the number of centuries (which is the first digit). Your date stored in JDE would be 111263 in database. How to Get Your Question Answered Quickly. Please note that by default the dates will be in MM/DD/YYYY format. Use this tool to convert a specified calendar date/time to an equivalent Julian Day (JD) number. I found a thread stating that the formula for converting Julian ot Gregorian is the following; that is an SQL formula which will execute quite nicely on the iseries; you populate the xxxxxx with the name of the file field which actually contains the date data. Making statements based on opinion; back them up with references or personal experience. Why does Mister Mxyzptlk need to have a weakness in the comics? Except for the -1 to represent '12 Dec 1899', it's identical to yours. For a better experience, please enable JavaScript in your browser before proceeding. Enter Julian dates in the format yyddd, yy-ddd or yy.ddd. To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button. Message 7 of 9 Simply format the cell to whatever date format you wish. I use the following formulas to convert dates in MS Excel: Any SQL magic for Gregorian (specifically today's date) converted to the JDE Julian CYYDDD? The calendar for the 2023 is shown below. If you just want 4-digit number, I do not know which number you want to ignore. A Julian date is sometimes used to refer to a date format that is a combination of the current year and the number of days since the beginning of the year. so if the year is 2089 the first three digit of JDE would be 189DDD datediff (year,'1900-1-1',dat) % 100 helps you get the remainder of the century which is the years. Choose the account you want to sign in with. I'm trying to convert JDE dates, and have amassed a large quantity of information and figured I'd try to do an SQL conversion function to simplify some tasks. Combine TEXT, DATE, and YEAR Functions 2. ), you can hard-code the year and insert the day this: Where A1 contains the day number. :P. I followed exactly as your formula described, but in the opposite order. YY stands for the years in the century. The months January-June are on one page while JulyDecember are on the second page. In the formulas above, the year begins on January 1 (1/1). the date is accually afive digit code (16343). Again, we can use the TEXT function: If you need to convert a Julian date back to a regular date, you can use a formula that parses Julian date and runs it through the date function with a month of 1 and day equal to the "nth" day. Saludos. . JD Calendars. The first 2 numbers are the year - 11 could be 1911, 2011, 2111. Finally adds the days, which are the final 3 characters, and subtracts 1 as it already had 1 day in the first setup. =DATE (IF (0+ (LEFT (A1,2))<30,2000,1900)+LEFT (A1,2),1,RIGHT (A1,3)+A2) This formula works just like the formula we used to convert a Julian date to a standard date, but adds A2 to the days. Now, in cell C1 (or wherever you want the desired output), paste the following formula : Do NOT forget to replace the cell address, incase your cell is different than B1. I was going to convert the, HI, when I try this formula, I am getting a Token Eof expected error, Hi@pludlow. The following procedures require cutting and pasting an example. If you need to convert a date to a Julian date format in Excel, you can do so by building a formula that uses the TEXT, YEAR, and DATE functions. CE BCE : Universal Time: year: month: day: hr: min: sec: Julian date : weekday: Calendar date to Julian date Julian date to Calendar date This calculator is a modified version from the U.S. Video of the Day Step 2 Enter the complete five-digit Julian date, including any leading zeros such as "00001" for the date Jan. 1, 2000. If you preorder a special airline meal (e.g. Instead it returns 1st March 2016. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Also, please explain how you arrived at that magic constant. You need the following. To convert from JD to calendar date enter the Julian Date below: This application assumes use of the Gregorian calendar and only works correctly for dates after 1858. Apply VBA for Converting 7 Digit Julian Date to Calendar Date in Excel Conclusion The LEFT function returns four characters from the beginning of the Julian date in cell B3. Perhaps I'm doing too many conversions or maybe I should use a different method alltogether? For example, January 1, 2007 is represented as 2007001 and December 31, 2007 is represented as 2007365. No math required. Log in. There are several variations. We create short videos, and clear examples of formulas, functions, pivot tables, conditional formatting, and charts. Note that this format is not based on the Julian calendar. Convert from calendar date and time to Julian date, and vice versa. Also note that you will find the new function in the Function Wizard list under Custom or possibly Date. Select the cell, and on the Home tab, in the Number group, click the arrow, and then click Number. Adds decade and years from the next 2 characters. Assuming this data doesn't change often, it may be much more efficient to actually store the date as a computed column (which is why I chose the base date of 0 instead of some string representation, which would cause determinism issues preventing the column from being persisted and potentially indexed). -- "-1" is the DATE SERIAL NUMBER for the day before 1900-01-01, which effective subtracts 1 day. Suppose your first date is in Cell A1 and let's say that it is 113338. Compute the JD or UT yourself. Use this tool to convert between date and Julian (yyddd) date formats. 14th day, 100th day, etc.) You could use the following expression in an compose action to calculate an UTC time based on a calculation with ticks. Please note that by default the dates will be in MM/DD/YYYY format. use curdate() in SQL to get system date and field ONDATE in f00365 has the gregorian date. Then right click at these highlighted cells, and select Format Cells from context menu, and in the popped out Format Cells dialog, under Number tab, click Date in the Category list, then select the date type you need in the right section. 3. (the date is e.g. Yes you can reference a column name instead of a constant. Find out more about the online and in person events happening in March! Can anyone help me convert a backwards formatted Julian date code? Does anyone know how I can convert a Julian date (Example "116343") to a calendar date? Do new devs get fired if they can't solve a certain bug? In a blank cell, type this formula =TEXT(A1,"yy")&TEXT((A1-DATEVALUE("1/1/"&TEXT(A1,"yy"))+1),"000") and press Enter key, if you need you can apply this formula to a range by dragging the auto fill handle.Tip: A1 is the calendar date you want to convert to Julian date. @AaronBertrand It would be 5 digits, but none of the tables I've seen have had a date below the 2000s since the system my company uses was established around 2003-4. Find centralized, trusted content and collaborate around the technologies you use most. What video game is Charlie playing in Poker Face S01E07? = DATE ( LEFT (A1,4),1, RIGHT (A1,3)) // for yyyyddd Learn Excel with high quality video training. =J2S (A1) to convert from JDE Julian Date to Simple Date (DD/MM/YYYY) =S2J (A1) to convert from MM/DD/YYYY to JDE Julian Date. The formula below will add the number of days in A2 to the Julian date in A1, and return the date as a standard Excel date. Convert Calendar Date to JDE Julian Date Enter Calendar Date Enter date in DD/MM/YYYY format Convert to JDE Julian Convert Dates Offline on Android Phones Download JDE Julian Date Converter Android App Multiple JDE Julian Dates Converter JDE Julian Dates Enter Bulk JDE Dates / View Output Convert to Calendar Dates Convert to JDE Dates . In a blank cell, type this formula =DATE(IF(0+(LEFT(A1,2))<30,2000,1900)+LEFT(A1,2),1,RIGHT(A1,3)) into it, press Enter key, if you need, you can drag the fill handle to a range with this formula. to form a date stamp. While it may be a worthwhile exercise to attempt to answer simple questions such as this one in order to further your programming abilities, posting this answer in its current state does not add anything to the question.