Street Atlas USA® 2009 User Guide
246
The Skyview diagram indicates visible satellites, their number
(assigned by the Department of Defense), and their position in
the sky relative to your current position. Each satellite is color
coded, based on the quality of data it is transmitting.
Gray—Indicates the satellite's position in the sky.
Red—Indicates your GPS receiver is tracking the satellite but it is
not receiving data from it.
Yellow—(DeLorme GPS receivers only) Indicates your receiver is
tracking the satellite, ephemeris data is available, but the satellite
is not being used for navigation.
Green—Indicates your GPS receiver is tracking the satellite,
ephemeris data is available, and the satellite is being used for
navigation.
Dark Green—(WAAS-enabled receivers only) Indicates your
receiver is tracking the satellite, ephemeris data is available, the
satellite is being used for navigation, and the satellite has DGPS
and WAAS corrections available.
Blue—(WAAS-enabled receivers only) Indicates a WAAS satellite
used for corrections.
Viewing Sun and Moon Information
You can use the Sun/Moon subtab in the GPS tab to view information about the
rising and setting of the Sun and Moon relative to a specified date, time, and
location.
To View Sun and Moon Information
Use the following steps to view Sun and Moon information in the GPS tab.
1.
Click the GPS tab.
2.
Click the Sun/Moon subtab.
3.
Click the down arrow next to the date to change the date.
4.
Use the scroll arrows to change the time.
5.
After you update the date and time, you can view:
•
The Sun and Moon traveling across the compass as time passes with
the Sun/Moon compass. In the center of the compass, a shadow grows
and shrinks and changes direction as the Sun moves across the
compass (similar to a sun dial).
•
Sun rise/set and Moon rise/set information.
•
Moon cycle information (such as the day of the moon cycle and the
phase).
Summary of Contents for Street Atlas USA 2009
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