ommbv (pypi): 'Orthogonal geomagnetic vector basis and field-line mapping for multipole magnetic fields.'
Keywords: vector-basis|geomagnetic-field|magnetic-fields|field-line-tracing|meridional|zonal|field-aligned|satellite|electric-field-mapping|ion-drift-mapping|multipole|coordinate-transformation|electric-fields|geomagnetic|multipole-vectors|nasa|plasma|plasma-physics