55 citations
- Instituto de Astrofísica de AndalucíaES2 papers
- Aryabhatta Research Institute of Observational SciencesIN1 paper
- Astronomical Observatory of RomeIT1 paper
- Charles UniversityCZ1 paper
- Czech Academy of SciencesCZ1 paper
- Czech Academy of Sciences, Astronomical InstituteCZ1 paper
- FZU ‒ Institute of Physics of the Academy of Sciences of the Czech RepublicCZ1 paper
- Indian Institute of AstrophysicsIN1 paper
- Kyung Hee UniversityKR1 paper
- Laboratoire d’études spatiales et d’instrumentation en astrophysiqueFR1 paper
- Max Planck Institute for Solar System ResearchDE1 paper
- National Astronomical Observatory of JapanJP1 paper
2 papers
astro-ph.SR2020★ 55 cited
Analysis of full disc Ca II K spectroheliograms III. Plage area composite series covering 1892-2019
Theodosios Chatzistergos, Ilaria Ermolli, Natalie A. Krivova +16
We derive the plage area evolution over the last 12 solar cycles employing data from all Ca II K archives available publicly in digital form known to us, including several as yet u…
astro-ph.SR2018★ 9 cited
The first study of 54 new eccentric eclipsing binaries in our Galaxy
P. Zasche, M. Wolf, R. Uhlar +12
We present an analysis of the apsidal motion and light curve parameters of 54 never-before-studied galactic Algol-type binaries. This is the first analysis of such a large sample o…