Pheno-Calc. If you are planning or preparing to perform a land cover change assessment or any other comparison of a landscape between years, you may want to use the Phenology calculator to help determine the most comparable dates between two years. If you use imagery acquired on the same date but different years (anniversary date synchronization) you may detect phenological changes in the vegetation and not real land cover changes. To learn more about this topic read "A method to incorporate phenology into land cover change analysis".

Download this software ( 4.6 MB).

Once you have downloaded the file, you must extract this file on your hard drive. Then, to run the setup application, simply double-click the setup icon and follow the on-screen directions. WinNT users should have administrator privileges to install this software.