Period mapping to calendar month.

When you do progress analysis or check information report base on period, you may want to know what calender month is matching with what period. Then you can follow the following steps to check it:

1. Find the controlling area of the object in the object master, for example, CJ20N for the project or WBS-element.
   
2. Find the fiscal year variant of the controlling area in OKKP.
   
   Double click the controlling area line.
   
3. Check the defination of the fiscal year variant in OB29.
   
   Choose the period and click on the Periods folder.