19 citations · 39 across the 5 of their papers we have counts for
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astro-ph.GA2024
A New Approach to Find the Böhm-Vitense gap
Tahereh Ramezani, Ernst Paunzen, Martin Piecka +1
This paper discusses the B{ö}hm-Vitense gap, a gap in the colours of stars that occurs when the atmosphere changes from radiative to convective in deep layers. We are using differe…
astro-ph.GA2021★ 3 cited
Structure of Open Clusters -- Gaia DR2 and its limitations
Martin Piecka, Ernst Paunzen
Very precise observational data are needed for studying the stellar cluster parameters (distance, reddening, age, metallicity) and cluster internal kinematics. In turn, these give…
astro-ph.GA2020★ 4 cited
Mapping Local Interstellar Medium With Diffuse Interstellar Bands
Martin Piecka, Ernst Paunzen
With the use of the data from archives, we studied the correlations between the equivalent widths of four diffuse interstellar bands (4430, 5780, 5797, 6284) and proper…