solar magnetism | High Altitude Observatory

On the contribution of quiet Sun magnetism to solar irradiance variations: Constraints on quiet Sun variability and grand minimum scenarios

Plots of magnetic field and TSI with time

Dynamics of Late-Stage Reconnection in the 2017 September 10 Solar Flare

White light images (upper panels A and B) from HAO's KCOR instrument are shown with Fe XIII emission line polarization data (HAO's CoMP instrument) acquired one day after the initial flare was released

Mapping the magnetic field in the solar corona through magnetoseismology

Analysis results for the observation on November 3, 2016 (dataset D2)

Superstrong photospheric magnetic fields in sunspot penumbrae

A portion of the inner penumbra in the MURaM sunspot simulation by Rempel (2015) with some filaments hosting a counter-Evershed flow (see also Siu-Tapia et al. 2018)

Reconstructing the Coronal Magnetic Field: The Role of Cross-Field Currents in Solution Uniqueness

Comparison of analytic model magnetic field lines to results of numerical reconstruction

Design of a Highly Efficient Polychromatic Full-Stokes Polarization Modulator for the CRISP Imaging Spectrometer

Example spectro-polarimetric data of Active Region 12471 in the Fe I lines at 630.2 nm

Deciphering Deep-Origin of Active Regions From Analysis Of Magnetograms

Three panels display the active-regions' toroid patterns

On single-point inversions of magnetic dipole lines in the corona

scattering geometry of point P is shown in the observer's frame with projections of the magnetic field components in this frame

Magnetic structure of the solar chromosphere-corona transition regions

Edge-enhanced images from near the core of the Mg II k line

Measuring the magnetic origins of solar flares, CMEs and Space Weather

A smoothed UV spectrum of α alpha Cen A, obtained by the Hubble Space Telescope

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