Peripheral downflows in sunspot penumbrae

2013/07/17 by Michiel van Noort, M. van Noort, A. Lagg +5
Physics and Astronomy · #Astro and Planetary Science #Astrophysics #Ionosphere and magnetosphere dynamics #Magnetic field #Magnetohydrodynamics #Mechanics #Physics #Solar and Space Plasma Dynamics #Sunspot #Supersonic speed #astro-ph.SR

paper · pdf · doi:10.1051/0004-6361/201321073

A&A, in press, 14 pages, 15 figures

openalex publication_date 2013/07/17 · arxiv created 2013/08/02 · arxiv updated 2015/06/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

Context. Sunspot penumbrae show high-velocity patches along the periphery.

Citations

• Spatially coupled inversion of spectro-polarimetric image data
• The intensity contrast of solar granulation: comparing Hinode SP results with MHD simulations