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 = 7.29498
	y = 7.15595
	z = -26.2103
measured left ear coil position relative to dewar (cm):
	x = -4.05378
	y = 5.97287
	z = -30.2122
measured right ear coil position relative to dewar (cm):
	x = 6.52176
	y = -4.63328
	z = -29.908
measured nasion coil position relative to head (cm):
	x = 9.67608
	y = -2.22045e-16
	z = 0
measured left ear coil position relative to head (cm):
	x = 0.182091
	y = 7.4882
	z = -1.77636e-14
measured right ear coil position relative to head (cm):
	x = -0.182091
	y = -7.4882
	z = 2.13163e-14