You can convert the Julian date to Excel format, and then use it with
the other date in a DATEDIF formula. Take a look at Chip Pearson's
site:

http://www.cpearson.com/excel/jdates.htm

Hope this helps.

Pete

On Dec 8, 4:46*am, GARY wrote:
How do I compute the number of months between a date in the mm/dd/ccyy
format (such as 03/12/2002) and a date in the Julian date format (such
as 2009341)?