Couvidat, S; Rajaguru, S. P; Wachter, R; Sankarasubramanian, K; Schou, J; Scherrer, P. H
(Springer, 2012-05)
The Helioseismic and Magnetic Imager (HMI) instrument onboard the Solar Dynamics Observatory produces line-of-sight (LOS) observables (Doppler velocity, magneticfield strength, Fe I line width, line depth, and continuum ...