Chapter 9 How to use LOPs KGP-925
9-12
0093192502-01
9.4.3 Calculating Decca LOPs based on LAT/LONG data
When you enter a Decca chain number and a combination of two secondary stations, NAVIGATOR
calculates the Decca LOPs based on the specified LAT/LONG data and displays the LOP values.
(1) Press [
MENU
] key until Menu options 1 to 9 appears.
(2) Press [
7
] key to select “
7: CALCULATE
”.
(3) Press [
2
] key to select “
2: L/L
→
LOP
”.
(4) Enter a (2-digit) Decca chain number.
(5) Press [
ENT
] key.
(6) Press [ ] key to move the cursor to combination field of secondary stations.
(7) Press [
ENT
] key.
(8) Press [ ] or [ ] key to select a combination of secondary stations.
(9) Press [
ENT
] key.
(10) Press [ ] key to move the cursor to latitude field.
(11) Enter a (7-digit) latitude using numeric keys.
(12) Enter “N” for north or “S” for south latitude.
(13) Press [
ENT
] key.
(14) Enter a (8-digit) longitude using numeric keys.
(15) Enter “E” for east or “W” for west latitude.
(16) Press [
ENT
] key.
If you store the calculation result.
(1) Press [ ] key to display page 2/2.
(2) Enter a data number (200 to 399) using numeric keys. The existing data, if any, is displayed for your
checkout.
(3) Press [
ENT
] key.
CAUTION
Do not use the converted LOPs position data for waypoint or route
navigation because of likely conversion errors. Accuracy of converted
positions can be off 1/4 mile or more.
LAT/LONG data used
For LOPs conversion
Chain number and a combination of two
secondary stations used for LOPs conversion
Converted Decca LOPs
Summary of Contents for KGP-925
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