It's now available for download a new version of EfeCalc, that it's also
free and fully functional.
To get this version you only need to follow the links bellow.

EfeCalc 2.18 English Version
EfeCalc 2.18 Portuguese Version

New Features
|----------------------- Added ------------------------->
Moon: Apparent Magnitude of the Moon;
|------------------ Improvements --------------------->
Sideral Time calculation;
Improved the calculation of Nutation and the Obliquity of the Ecliptic
(now all the coefficients are take into account);
New Icons for the Menus making them lighters;
|----------------------- Bug Fix ------------------------>
Bug fixed in the presentation of the Local Coordinates;
Bug fixed when a user enter a new location (suggestion made by Ricardo