Kestrel Pocket Weather Tracker Instruction Manual Download | Manualshive

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Instruction Manual For:

Kestrel® Pocket Weather® Tracker with

Horus® ATRAG™ Ballistic Calculator

www.kestrelweather.com

800.784.4221

Shop for Kestrel products online at:

1.877.766.5412

www.

WeatherMeters-Direct

.ca

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Summary of Contents for Pocket Weather Tracker

Page 1: ...struction Manual For Kestrel Pocket Weather Tracker with Horus ATRAG Ballistic Calculator www kestrelweather com 800 784 4221 Shop for Kestrel products online at 1 877 766 5412 www WeatherMeters Direct ca ...

Page 2: ...data input groups are gun target and environment The aiming solutions for Elevation Windage and Coriolis are displayed on the Main Horus screen 1 Gun Information 2 Target A box indicates amount of data shown on display Data below box indicates additional information available by pressing BASIC NAVIGATION The Kestrel has seven navigation keys Up Arrow Down Arrow Left Arrow Right Arrow Center Key Ca...

Page 3: ...n to highlight the gun parameters Use and to adjust each value 3 Environment These three main data groups determine an accurate firing solution The first step in getting a firing solution is selecting your gun GUN SELECTION The Gun Selection screen allows you to choose a preconfig ured gun or build your own You may create and store up to 9 user created guns A user created gun is defined as a gun t...

Page 4: ... re now ready to enter or modify all relevant parameters pertaining to the set up GUN New Gun MV BC BW BD 2900fps 0 533 190gr 0 308in of your rifle These parameters include muzzle velocity ballistic coefficient bullet weight bullet diameter zero range bore height rifle twist rifle twist direction and sight adjustment click On the Gun Information screen press up or down to highlight the gun paramet...

Page 5: ... and MV Use and to adjust each value To clear a Table Item scroll down to Clear and press Press to exit to return to the Gun Information screen BC Dist Table This allows you to enter and maintain a table of ballistic coefficients based on distance If only one entry is input into the table the ballistic coefficient is applied at all distances this means that the value is locked and cannot be altere...

Page 6: ... of measure For example yards to meters Multiple Targets You may create up to 5 targets A E by using until Target is highlighted and then pressing or to move on to the next target After changing targets the parameters can be changed by repeating the steps outlined above Active The Active status of Target A defaults to Yes because the Kestrel must have at least one active target at all times To mak...

Page 7: ...n Accept screen will appear scroll to Yes if you would like to accept values Use to select the highlighted option Wind Direction Wind Speed There are two wind speed measurements on the target screen WS1 and WS2 for minimum and maximum wind speed as well as wind direction WD You have the option to manually adjust the wind speed and wind direction values or use the capture feature to automatically g...

Page 8: ...is the angle between the target and the horizontal as seen by the shooter This variable is expressed in the Target screen as Ideg or Icos where Ideg is in degrees and Icos is the cosine angle These can be manually adjusted by highlighting one and using the and to change the value Changing one will automatically change the other appropriately Target Speed Use or to highlight TS Use and to adjust th...

Page 9: ...n shooting station pressure is required Station pressure can be measured with the Kestrel by setting the reference altitude to zero on the Barometric Pressure screen in weather mode RANGE CARD SCREEN The Range Card screen shows detailed information about the ballistic solution at various ranges that apply to the currently selected target and gun The screen displays three columns comprised of the R...

Page 10: ...it the target In the real world ballistic data is often imperfect and even well delivered shots often miss The best way to deal with this is to allow ballistic parameters to be adjusted to reflect what is actually observed When this is done correctly overall accuracy can be significantly enhanced The Horus Kestrel includes a Drop Truing screen to support this valuable function When all parameters ...

Page 11: ... to all active targets are readily displayed Ballistic solutions for guns that are inactive are not displayed Aiming Ballistic solution This consists of sight corrections for windage elevation and in the case of a moving target lead for a selected active gun and target along with other calculated values such as bullet velocity and energy On the main Horus screen only elevation and windage are disp...

Page 12: ...tude north or south of the equator that will be used when calculating Coriolis corrections Temp temperature SP station pressure actual pressure at the gun s location RH relative humidity Dalt density altitude calculated from pressure temperature humidity Coriol controls whether Coriolis corrections are included in ballistic calculations Wind controls whether wind direction is controlled manually o...

Page 13: ... based on the target and image sizes Speed Estimation Screen Range the range at which the speed estimation will be done Mvmt the apparent movement of the target as it appears in a telescopic sight Time the time in seconds during which movement was measured Speed the calculated speed based on range movement and time True Drop Screen Range the range at which test firing is being done Drop the elevat...

Page 14: ...0 491 6 L0 23 5 18 0 00 542 114 11 88 6855 3300 525 2 L0 46 5 11 0 00 527 108 12 49 7581 3400 560 1 L0 71 5 02 0 00 512 102 13 12 8363 3500 596 6 L0 98 4 92 0 00 498 96 13 76 9206 3600 635 0 L1 28 4 80 0 00 484 91 14 43 10119 3700 675 8 L1 59 4 66 0 00 470 86 15 12 11110 Sample of full Range Card data relative to data seen on display Feature Abbrevia on Units Minimum Maximum Ac ve Targets N A A th...

Page 15: ...NIELSEN KELLERMAN 21 Creek Circle Boothwyn PA 19061 Phone 610 447 1555 Fax 610 447 1577 Web www kestrelweather com Email kestrel nkhome com Instruction Manual For Kestrel Pocket Weather Tracker with Horus ATRAG Ballistic Calculator Instruction Manual v 2047 Shop for Kestrel products online at 1 877 766 5412 www WeatherMeters Direct ca ...

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