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INTERNATIONAL TABLES for CRYSTALLOGRAPHY |
Volume G |
Definition and Exchange of Crystallographic Data |
Definition:
The standard uncertainty (estimated standard deviation) of _refln.F_meas_au in arbitrary units.
Type: float
Mandatory item: no
Related items: _refln.F_meas_au (associated_value)
_refln.F_meas_sigma (conversion_arbitrary)
Category: refln
Copyright © 2005 International Union of Crystallography