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6. To deselect satellites from the setup window, click on ‘De-select Satellites’, then click on the box adjacent to any satellite you do not
wish to use. A satellite is deselected when a check mark does not appear in the box adjacent to that satellite (Figure 5).
Figure 5. Selected Satellites Window
NOTE: Satellites that are unavailable will be ‘greyed-out’, with no check marks. Satellites labeled as ‘Poor Health’ will default to
unchecked status.
Figure 6. Almanac Warning
NOTE: To ensure accuracy of results, the almanac data used for FDE prediction needs to be recent. If the information is out of
date, the FDE Prediction Program will automatically prompt you to update the almanac data (Figure 6). An internet connection
is required to use this feature (see following instructions).
190-00643-00 REV. A