Data Item _array_structure_list_axis.radial_pitch

General

Item name
_array_structure_list_axis.radial_pitch
Category name
array_structure_list_axis
Attribute name
radial_pitch
Required in PDB entries
no
Used in currrent PDB entries
No

Item Description

The radial distance from one 'cylinder' of pixels to the next in millimetres. If the scan is a 'constant velocity' scan with differing angular displacements between pixels, the value of this item may differ significantly from the value of _array_structure_list_axis.displacement_increment.

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]+)?
Default value
0.0
Units
millimetres