Judgment Hernandez Royo v. Spain - absence of the accused from the appeal hearing

CtEDO 2017-01-09 0,90

of the Convention (see, among others, Hernandez Royo v. Spain No. 16033/12, 20 September 2016, Gomez Olmeda v. Spain No. 61112/12, 29 March 2016, Perez Martinez v. Spain, no. 26023/10, 23 February 2016)? In particular, does the fact that th