I need to calculate the FOV [km].
the angular FOV is = 98 x 98° and the distance of object is = 86km
FOV [km] = (tan(98/2) * 180 / pi) * 86
gives negative results. Where could be my error?
I need to calculate the FOV [km].
the angular FOV is = 98 x 98° and the distance of object is = 86km
FOV [km] = (tan(98/2) * 180 / pi) * 86
gives negative results. Where could be my error?
You have to put
pi/180
multiplier inside parentheses, it should be applied to angleNote x2 for full range