Holdings
Racetracks 

START 

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Click on Utilities PANS OPS and select Holding Racetrack, you can select between 4 Holdings/Racetrack.

  1. On conventional Point

  2. On Navaid

  3. On PBN Point

  4. On Radials intersection

Click one and the WIZARD appears. 

WIZARD on Point DME/VOR-NDB

point.PNG

Wizard is very easy to fill in, just introduce the necessary data.

  • Select Holding or Racetrack

  • Select VOR or NDB

  • Select left or right

  • Fill in IAS in kt

  • Fill in altitude in ft

  • Fill in Limiting distance in NM:

  1. if limiting distance is more than distance DME-Point Holding TO is draw

  2. if limiting distance is less than distance DME-Point Holding From is draw.

  • MOC normal or mountainous.

WIZARD on Navaid

navaid.PNG

Wizard is very easy to fill in, just introduce the necessary data.

  • Select VOR or NDB

  • Select left or right

  • Select All entries or limited Sector

  • Select Holding or Racetrack

  • Fill in IAS in kt

  • Fill in altitude in ft

  • Fill in time in seconds (minimum 60 seconds)

  • Fill in altitude in ft of VOR/NDB if necessary or know.

  • CheckBox to draw template of the holding

  • MOC normal or mountainous.

WIZARD on PBN Point

pbn.PNG

Wizard is very easy to fill in, just introduce the necessary data.

  • Select left or right

  • Select All entries or limited Sector

  • Select Holding or Racetrack

  • Fill in IAS in kt

  • Fill in altitude in ft

  • Fill in XTT and ATT by default RNAV1 appears

  • Fill in time in seconds (minimum 60 seconds)

  • MOC normal or mountainous

WIZARD on Radials intersection

radials.PNG

Wizard is very easy to fill in, just introduce the necessary data.

  • Select VOR or NDB that gives course

  • Select VOR or NDB that gives intersection

  • Select left or right

  • Select Holding or Racetrack

  • Select From or To

  • Fill in IAS in kt

  • Fill in altitude in ft

  • Fill in time in seconds (minimum 60 seconds)

  • MOC normal or mountainous.

WORKSPACE

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If you click finish, the output tell you what you need to click to build the Holding you have selected.

On Navaid:

First click VOR/NDB and second click the Point on radial. Press Esc to Finish

On Point DME/VOR_NDB:

First click DME, second click VOR/NDB and finally click on Point

On Point PBN:

First click Point and second click the Point on radial. Press Esc to Finish

On Radial intersection:

First click VOR/NDB on course, second click VOR/NDB intersection and finally the Point

OUTPUT

template.PNG

You can see the main parameters of Holdings in the output for example in Holding on Navaid the next parameters are shown:

Altitud =            =       6000   ft
IAS =                =        250   kt
ISA                  =         15    º
Inclinacion          =         25    º
V                    =   280.7749   kt
v                    =     0.0780  NM/s
R                    =     1.8138  º/s
r                    =     2.4637  NM
h (miles de pies)    =          6  ft
w                    =    59.0000  kt
wprima               =     0.0164  kt
E45                  =     0.4066  NM
t                    =    60.0000   s
L                    =     4.6796  NM
ab                   =     0.3900  NM
ac                   =     0.8579  NM
gi1=gi3              =     4.2896  NM
gi2=gi4=             =     6.3174  NM
XE                   =    13.9484  NM
YE                   =     7.1632  NM 

INFO

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If you select nominal track of Holding you can get the information about how that that Holding was built with the parameter and data input.

Analysis Obstacle

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Click on

UTILITIES PANS OPS

ANALYSIS OBSTACLE

PANS OPS MAIN AREAS

Select

Holding or Racetrack

and click next:

the obstacle data wizard appears, you have to load obstacle data and click Finish.

The output tell you select the basic area and rings with a red circle and evaluation stars.

In Racetracks the output tell you to select primary area and secondary area.

Analysis Obstacle

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In this case we have load AIXM data from AIP Spain to analysis.

But remember you can load your own obstacles and DEM.

You get the critical obstacle with a red circle (in layer criticalObstacles) in the drawing and also get the main data in output.

Analysis Obstacle

salida_eval.PNG

Also you get in the file of the analysis of the first 5000 or 10000 critica obstacle.

Including OCA estimation.

KML

KML.PNG

As any area you can export that area to KML.

First select all the oas area

then Click 

Basic Operation

Transform to KML

And you get the KML in the folder of KML of the program

My Files / Documents / AirNavCAD / KML

VIDEO 7 Holdings