Hydrognomon (version 1.0) - Software for data management

A. Christofides, and S. Kozanis, Hydrognomon (version 1.0) - Software for data management, Modernisation of the supervision and management of the water resource system of Athens, Report 22, 90 pages, Department of Water Resources, Hydraulic and Maritime Engineering – National Technical University of Athens, Athens, January 2004.

This report documents the "Hydrognomon" software and constitutes its user manual. First, the features of the software are briefly presented. Then, the user is introduced to essential operations and options and to the functionality that is common to all components. Next, the Timeseries processing module is presented, including details of the interpolation functions (calculation of discharge and of reservoir volume and surface) and of evaporation calculation. Next, the functionality concerning the management of geographical entities is presented. Finally, the application for the calculation of reservoir balance is explained. Appendices describe helper software, certain data processing operations, and file format.