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International
Tables for Crystallography Volume G Definition and exchange of crystallographic data Edited by J. R. Hester and B. McMahon © International Union of Crystallography 2026 |
International Tables for Crystallography (2026). Vol. G. Early view chapter
https://doi.org/10.1107/97809553602060001011 Chapter 4.2 Core dictionary (coreCIF) |
Core dictionary version 3.3.0
_refine_ls.shift_over_su_mean_lt
Name:_refine_ls.shift_over_su_mean_lt
Aliases:
_refine_ls_shift/su_mean_lt
_refine.ls_shift_over_su_mean_lt
Definition:
Upper limit for the average ratio of the final least-squares parameter
shift divided by the final standard uncertainty. This item is
used when the average value of the shift divided by the final
standard uncertainty is too small to measure.
Type: Real
Units: none
The permitted range is 0.0 → infinity
Category:
refine_ls
