Depreciation for an Asset in First Fiscal Year

I am implementing a corporate asset book as of DEC-11.  Most of the assets are prior to that period and we are allowing Oracle to calculate the depreciation.  When we ran the depreciation, it came to a higher amount than what we expected.  As part of my research, I opened another book in developmenet as of OCT-08 and loaded one of the assets into the book and ran a Projection Report.  What is reflected was that the difference occurred in the First Fiscal Year of the asset.  After my research I am still unable to provide the end  user with