Institution: | INAF –Osservatorio Astronomico di Bologna, Via Ranzani 1, 40127 Bologna, Italy;ESO –Karl-Schwarzschild-Str. 2, 85748 Garching bei München, Germany;INAF –Osservatorio Astronomico di Torino, Via Osservatorio 20, 10025 Pino Torinese (To), Italy;ING –Isaac Newton Group of Telescopes, A.P. 321, 38700 Santa Cruz de La Palma, Spain;IAC –Instituto de Astrofísica de Canarias, Via Láctea s/n, 38200 La Laguna, Tenerife, Spain |