New TopShim run: version = topshim 2.1.0 date = 2021-12-22 time = 21:21:11.769 command = topshim tunea FINE SHIMMING Parameters: probe = Z168276_0016 solvent = H2O+DMSO shim nucleus = 1H nucleus optimised for = 1H o1p (set) = 4.70 ppm Results: 1D Shimming: Iteration 1: FWHM Before= 0.4 Hz, Target= 0.4 Hz, After= 1.3 Hz Iteration 2: FWHM Before= 1.3 Hz, Target= 0.4 Hz, After= 0.4 Hz Iteration 3: FWHM Before= 0.4 Hz, Target= 0.4 Hz, After= 0.4 Hz Shim succeeded Lineshape quality factor (1D spectrum, spinning) = 0.622 Performing tune after shimming NOTE: The lock signal appears to be unstable. This affects the performance of the tune algorithm! tune lock level increase = 1.1 shim changes: Z +62 Z2 +34 Z3 +75 Z4 -277 Z5 -239 Z6 +499 Z7 +313 Z8 +3634 X +18 XZ +17 Y +9 YZ +8 duration = 1 min 56 sec completed successfully finished Wed Dec 22 21:23:06 2021 ========================================================================