Table 1.

NSA measurements: mean (SD) in mm

Along wire cross, front to back (A-F2B), $n=3$:	1.12 (0.07)
Along wire cross, back to front (A-B2F), $n=3$:	1.15 (0.04)
Along wire cross (A), $n=6$:	1.13 (0.06)
Diagonal to wire cross, front to back (D-F2B), $n=3$:	0.75 (0.01)
Diagonal to wire cross, back to front (D-B2F), $n=3$:	0.94 (0.04)
Diagonal to wire cross (D), $n=6$:	0.84 (0.10)
All acquisitions, $n=12$:	0.99 (0.17)