Russ Webb's RPN Sun rise and Sun set extension functions for Russ Webb's RPN calculator. Computes Sun Rise and Sun Set for all locations. It requires OS 2.0, MathLib, and the CASL runtime. No more checking the paper before you head to the beach. Includes both a Macintosh application and a Windows application for converting tide tables which can be downloaded from the web into PalmPilot databases.
Locations are user programmable.