Data Item _diffrn_reflns.av_sigmaI_over_netI
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General 
- Item name
- _diffrn_reflns.av_sigmaI_over_netI
- Category name
- diffrn_reflns
- Attribute name
- av_sigmaI_over_netI
- Required in PDB entries
- no
- Used in current PDB entries
- Yes, in about 0.5 % of entries
Item Description
Measure [sum|sigma(I)|/sum|net(I)|] for all measured reflections.
Data Type 
- Data type code
- float
- Data type detail
- float item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
Allowed Boundary Conditions
| Minimum Value | Maximum Value |
|---|---|
| 0.0 | +∞ |
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _diffrn_reflns_av_sigmaI/netI | cif_core.dic | 2.0.1 |