Crystallographic Information Framework

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Core dictionary version 3.0.14

_atom_site.calc_flag

Name:
_atom_site.calc_flag

Alias:
_atom_site_calc_flag

Definition:

   
     A standard code to signal if the site coordinates have been
     determined from the intensities or calculated from the geometry
     of surrounding sites, or have been assigned dummy coordinates.

Type: Text


The data value must be one of the following:


d
determined from diffraction measurements

calc
calculated from molecular geometry

c
abbreviation for "calc"

dum
dummy site with meaningless coordinates

Category:
atom_site