Data Item _diffrn_radiation.polarisn_norm_esd
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General 
- Item name
- _diffrn_radiation.polarisn_norm_esd
- Category name
- diffrn_radiation
- Attribute name
- polarisn_norm_esd
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
The standard uncertainty (estimated standard deviation, e.s.d.) of
_diffrn_radiation.polarisn_norm,
the angle in degrees, as viewed from the specimen, between the
perpendicular component of the polarization and the diffraction
plane. See _diffrn_radiation_polarisn_ratio.
Data Type 
- Data type code
- float
- Data type detail
- float item types are the subset of numbers that are the floating point numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
- Units
- degrees
Allowed Boundary Conditions
| Minimum Value | Maximum Value |
|---|---|
| 0.0 | +∞ |
Related Items 
| Related Item Name | Relation Type |
|---|---|
| _diffrn_radiation.polarisn_norm | associated_value |