Main at 9 amps, Trim at 0 amp, PTF = 0.684 +/- 0.002 T Main at 0 amps, Trim at 0 amps after degauss. -0.09 Gauss +/- 0.02 Gauss. Corresponds to Run 11 Integrated Strength of -0.000022 +/- 0.000009 T Main at 0 amps, Trim at 6.00231 amps after degauss. PTF = 0.008213 +/- 0.000003 T