2 papers
astro-ph.SR2026
Prominence signatures in the Fraunhofer G-band; Testing ionization memory with multi-line prominence diagnostics
A. G. M. Pietrow, H. Balthasar, P. Váradi Nagy +4
The Fraunhofer G-band around 4304 Ã is widely used as a photospheric diagnostic and is generally not expected to show signatures of chromospheric or coronal structures. However, re…
astro-ph.SR2025
An Atlas of Spectroheliograms from 3641 to 6600 Ã
P. Váradi Nagy, A. G. M. Pietrow
We present a spectral atlas of solar spectroheliograms covering the wavelength range from 3641 to 6600 Ã , with continuous coverage between 3711 and 5300 Ã , and sparser coverage b…