| Description: The r3 attribute specifies specifies the 3rd-order polynomial coefficient of the function used to describe an algorithmic flat field. See Radial_Flat_Field_Function for the formula. |
| Namespace Id: img | Steward: img | Class Name: Radial_Flat_Field_Function | Type: ASCII_Real |
| Minimum Value: -1.7976931348623157e308 | Maximum Value: 1.7976931348623157e308 | Minimum Characters: None | Maximum Characters: None |
| Unit of Measure Type: None | Default Unit Id: None | Attribute Concept: None | Conceptual Domain: REAL |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | No Values | |