3 IRAF is distributed by the National Optical Astronomy Observatories;
which are operated by the Association of Universities for Research in Astronomy;
Inc;
under cooperative agreement with the National Science Foundation.We thank the HET resident astronomers and telescope operators for their continuous support. AN and BD-S were supported by the Polish National Science Centre grant no. UMO-2015/19/B/ST9/02937. MA acknowledges the Mobility+III fellowship from the Polish Ministry of Science and Higher Education. The HET is a joint project of the University of Texas at Austin;
the Pennsylvania State University;
Stanford University;
Ludwig-Maximilians-Universität München;
and Georg-August-Universität Göttingen. The Hobby-Eberly Telescope is named in honor of its principal benefactors;
William P. Hobby and Robert E. Eberly. The Center for Exoplanets and Habitable Worlds is supported by the Pennsylvania State University;
the Eberly College of Science;
and the Pennsylvania Space Grant Consortium. This research has made extensive use of the SIMBAD database;
operated at CDS (Strasbourg;
France) and NASA's Astrophysics Data System Bibliographic Services. This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia);
processed by the Gaia Data Processing and Analysis Consortium (DPAC;
https://www.cosmos.esa.int/web/ gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions;
in particular the institutions participating in the Gaia Multilateral Agreement. We thank the anonymous referee for helping us to improve the manuscript substantially;