External magnetic field.
| Member | Value | Description |
|---|---|---|
| eSpEnvMagneticExternalFieldUnknown | -1 | An invalid AgESpEnvMagneticExternalField value. |
| eSpEnvMagneticExternalFieldNone | 0 | Indicates that no external field is modeled. |
| eSpEnvMagneticExternalFieldOlsonPfitzer | 1 | Models the Olson-Pfitzer external field. |





