The last function available from the GPS 155’s NAV Menu 2 is the
sunrise/sunset
calculation
, which will give you the sunrise and sunset times for any user or data-
base waypoint, or your present position.
To calculate sunrise and sunset at a waypoint or your present position:
1. Press
C
and rotate
O
to highlight ‘Sunrise?’. Press
E
.
2. Use
K
and
O
to enter the waypoint identifier, or leave blank to use your current
position. Press
E
.
3. Press
E
to accept the waypoint confirmation page, if necessary.
4. Use
K
and
O
to enter the desired date.
5. Press
E
and the sunrise and sunset times will be calculated and displayed. The times
will be displayed in your local time or UTC time, whichever is specified from the clock
function on NAV Menu 2.
22
NAV KEY
NAV Menu 2/Sunset Planning
Sunrise and sunset calculated for the selected
waypoint on the specified date.
Sunrise/Sunset Page
155man (GOOD) 7/24/98 1:56 PM Page 22
Summary of Contents for GPS 155TSO
Page 2: ...155man GOOD 7 24 98 2 42 PM Page ii...
Page 20: ......
Page 75: ......
Page 87: ......
Page 130: ...155man GOOD 7 24 98 1 58 PM Page 120...