Kestrel 4500NV Applied Ballistics Meter User Manual

Page 29

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RTd – rifling twist direction (right = clockwise from

the shooter’s perspective)

Click – assigns an angular value to sight clicks

DsF - drop scale factor

Eunit elevation unit – The units used for elevation

adjustments (Eclick). Can be mils, clicks, tmoa (True

Minute of Angle), smoa (Shooter’s Minute of Angle).

Eclick – elevation adjustment necessary for the firing

solution in the units specified above.

Wunit – windage unit – The units used for windage

adjustments (Wclick). Can be mils, clicks, tmoa (True

Minute of Angle), smoa (Shooter’s Minute of Angle).

Wclick – windage adjustment necessary for the firing

solution in the units specified above.

Environment screen

update – controls whether values for temperature,

barometric pressure, and relative humidity are

obtained automatically (yes) (from the Kestrel’s weather-

meter functions) or are manually set by the user (no)

lat – allows the user to specify the latitude 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)

spin Drift – controls whether Spin Drift corrections are

included in ballistics calculations

Wcap – toggles between applying windage correction

to just the current active target (one tgt) or to all targets

Range Card screen

BAllIsTIC & EnVIROnMEnTAl QuICk REFEREnCE

Elv – the elevation sight correction

Wnd1 – the windage sight correction based on WS1

Wnd2 – the windage sight correction based on WS2

lead – the lead sight correction (for a moving

target)

RemV – the downrange bullet velocity

RemE – the downrange bullet energy

ToF – the bullet’s time of flight

spnD – the amount of Spin Drift being applied to the

bullet

Ballistics Data screen

Range – the range for which the ballistic solution

is calculated

Elv – elevation correction

Wnd1 – windage correction (based on WS1)

Wnd2 – windage correction (based on WS2)

lead – lead correction, based on specified

target motion

vCor – vertical Coriolis correction

hCor – horizontal Coriolis correction

Drft – bullet drift correction

RemV – remaining velocity

RemE – remaining energy

ToF – time of flight

MaxO – maximum ordinate (highest point the bullet

reaches in flight)

Drp – total drop distance

Rtrns – range at which transonic velocity

transition begins

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