
New TopShim run:

version = topshim 2.4.0
date = 2026-10-30
time = 18:44:47.499
command = topshim  1d tuneaxyz

FINE SHIMMING

Parameters:

probe = Z108618_0305
solvent = CDCl3
shim nucleus = 2H
nucleus optimised for = 13C
o1p (from lock) = 7.24 ppm

Results:


1D Shimming:
Low S/N encountered. The acquisition parameters will be changed to improve this issue.
Iteration  1: FWHM Before= 0.2 Hz, Target= 0.4 Hz, After= 0.2 Hz
Iteration  2: FWHM Before= 0.2 Hz, Target= 0.4 Hz, After= 0.4 Hz
Iteration  3: FWHM Before= 0.4 Hz, Target= 0.2 Hz, After= 0.6 Hz
Iteration  4: FWHM Before= 0.6 Hz, Target= 0.6 Hz, After= 0.7 Hz
Shim succeeded

Lineshape quality factor (1D spectrum, spinning) = 0.864


Performing tune after shimming
tune lock level increase = 1.9

shim changes: 
Z	-653
Z2	-757
Z3	-1232
Z4	-10576
Z5	-10476

duration = 9 min 26 sec
completed successfully
finished Fri Oct 30 18:54:11 2026


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