in order to provide easily accessible knowledge of the correlations between time , the geographical locale and the solar positions , the watch in question in addition to time - keeping means capable of displaying the current time also provides means capable of storing , processing in a microprocessor mode and displaying in a particular panel mode data of solar elevation and azimuth as well as date data , a computer performing correlating operations between these various values . pushbuttons allow using this watch in various operational and correction situations , and other pushbuttons allow more specific commands for correction , for search operations regarding date and place based on the solar data , for storage and call from memory of the various processed data . this watch can easily be implemented as a small wrist watch . it will be advantageously used by those interested in knowing the solar positions , by solar facility engineers , architects , airline pilots , believers in the moslem faith etc .