Subhamoy Chatterjee

Deciphering Deep-Origin of Active Regions From Analysis Of Magnetograms

Graphic image of active-regions' toroid patterns
Tuesday, February 23, 2021

Dikpati, et. al., derive magnetic toroids from surface magnetograms by employing a novel optimization method based on Trust Region Reflective algorithm. Toroids obtained are combinations of Fourier modes (amplitudes and phases) with low longitudinal wavenumbers.

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