Institution: | (1) Dept of Physics and Astronomy, Queen’s University Belfast, Antrim, BT7 1NN, UK;(2) Isaac Newton Group of Telescopes, Apartado 321, E-38700 Santa Cruz de la Palma, Tenerife, Spain;(3) Dept. of Physics and Astronomy, University of St. Andrews, Fife, KY16 9SS, UK;(4) HM Nautical Almanac Office, CCLRC Rutherford Appleton Laboratory, Oxon, OX11 0QX, UK;(5) Nordic Optical Telescope, Apartado 474, E-38700 Santa Cruz de la Palma, Tenerife, Spain |