![]() Also, standard Excel dates correspond to the Gregorian Calendar (established in 1582). Note that UT (Universal Time) is typically known as GMT (Greenwich Mean Time). A better way in my opinion is converting from the format "yyyyddd" which avoids having to use the century variable, and datetext can be numeric: = DATE( INT( datetext/1000),1, MOD( datetext,1000)) Julian Date (Julian Day Number) Conversionsįor Julian Dates calculated as the number of days since Noon (UT), BC and datetext is the date in the format "yyddd". ![]() This can be done using the following date conversion formula: = DATE( century+ INT( datetext/1000),1, MOD( datetext,1000)) ![]() Note that standard Excel dates ( xldate) are only defined between and December 31, 9999, so formulas that use Excel's built-in date functions will likely only work in this range.Ĭonvert a date in the form "yyddd" to a Standard Date. When using the format "yyyyddd", you can replace "yy" with "yyyy" in the above formula, or because there are no leading zeros, you don't have have to treat the Ordinal date as text, leading to the following formula: = YEAR( xldate)*1000+ xldate- DATE( YEAR( xldate),1,0) (Due to Y2K, this isn't a very safe format. Convert a standard Excel date to the date format "yyddd".
0 Comments
Leave a Reply. |