• SS Cygni Revisited 

      Autor: Smith, R. C.; Echevarrıa, J.; Hernandez, J. V.; Szkody, P.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      New spectroscopic and photometric observations of SS Cygni, the brightest dwarf nova system, have been obtained, with the aim of mapping starspots on the surface of the secondary star. Four nights of echelle spectroscopy ...