standard nasion coil position relative to dewar (cm):
	x = 5.65685
	y = 5.65685
	z = -27
standard left ear coil position relative to dewar (cm):
	x = -5.65685
	y = 5.65685
	z = -27
standard right ear coil position relative to dewar (cm):
	x = 5.65685
	y = -5.65685
	z = -27
measured nasion coil position relative to dewar (cm):
	x = 5.6547
	y = 6.00301
	z = -23.5606
measured left ear coil position relative to dewar (cm):
	x = -7.09914
	y = 3.63491
	z = -25.6464
measured right ear coil position relative to dewar (cm):
	x = 4.85143
	y = -6.68675
	z = -24.9356
measured nasion coil position relative to head (cm):
	x = 10.2775
	y = 0
	z = 0
measured left ear coil position relative to head (cm):
	x = -0.220208
	y = 7.90038
	z = 0
measured right ear coil position relative to head (cm):
	x = 0.220208
	y = -7.90038
	z = 0