_reflns.observed_criterion_sigma_F

Name:
'_reflns.observed_criterion_sigma_F'

Definition:

   The criterion used to classify a reflection as 'observed'
   expressed as a multiple of the value of sigma(F).

Type: float

Mandatory item: no

Related items: _reflns.observed_criterion (alternate)
_reflns.observed_criterion_sigma_I (convention)

Category: reflns