Author Affiliations +
Scott Swindell,1 Chris Johnson,1 Paul Gabor,1,2 Grzegorz Zareba,1 Petr Kubánek,3 Michael Prouza3
1Steward Observatory, The Univ. of Arizona (United States)
2Vatican Observatory (United States)
3Institute of Physics of the ASCR, v.v.i. (Czech Republic)