Raymarine Pathfinder Manual page 67

Chapter 13: RayTech advanced features
Data test
To edit the data test parameters:
Data
1. Click tab in the Polar Plot dialog box.
The Data test screen will be displayed. This screen will initially contain
a single row of test data; however, you can store and edit as many dif-
ferent test data rows as you need, each row represents a unique run
and its associated performance statistics.
2. Double-click the test data row you want to edit. The Test parameters
screen will appear.
The definitions for the cells in the table are:
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Pitch Amount of pitch - in degrees
Rudder Amount of rudder deflection in degrees
Tab Amount of rudder trim tab deflection - in degrees
Butt Setting of the mast base adjustment.
Forestay Length of the forestay - in meters or feet, specified by you.
length
Forestay Amount of load on the forestay
strain
Set The direction of the current - in degrees
Drift Velocity of the current - in knots
Note:
For full definitions of the terms used in the above table refer to
Appendix L - Glossary of terms.
3. Type your data into the appropriate fields, Click
4. You can further refine your analysis by using filters to narrow the
number of data test rows displayed in the Data Tests screen.
5. Click Filters . The filter test screen is displayed.
The filter test screen enables you to display only those tests that fall
within the specific criteria you select.
Test
Date
Quality
Notes
Mainsail
Headsail
Awa
Aws
Twa
Twd
CorTwa
CorTws
CorTwd
Bsp
Vmg
Heading
Heel
The filters screen selections sort the data test rows as follows:
OK .
> = TWS
< = TWS
> = TWA
< = TWA
Name you have chosen for this set of test data.
Date of the test run
Number assigned by you to represent the quality of the data
collected (this can be between 1 and 100)
Your comments about the test data
Name or code for the type of mainsail used
Name or code for the type of headsail used
Apparent wind angle - in degrees.
Apparent wind speed - in knots
True wind angle - in degrees
True wind direction - in degrees
Corrected True wind angle - in degrees
Corrected True wind speed - in degrees
Corrected True wind direction - in degrees
Boat speed - in knots
Velocity made good - in knots
Heading of boat - in degrees
Amount of heel - in degrees
RayTech RNS V6.0 - Users Guide
Displays only those tests having True Wind Speed greater
than or equal to the value entered.
Displays only those tests having True Wind Speed less than or
equal to the value entered.
Displays only those tests having True Wind Angle greater
than or equal to the value entered.
Displays only those tests having True Wind Angle less than or
equal to the value entered.
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