GeminiFocus October 2013 | Page 2

3 Director’s Message Kissler-Patig Markus 5 Featured Science: Ground-based Transit Spectroscopy of an Exoplanet Atmosphere Jacob Bean, Kevin Stevenson, Jean-Michel Desert, and Marcel Bergmann 11 Science Highlights Nancy A. Levenson 14 Operations Corner Andy Adamson 20 Instrumentation Development Report Scot Kleinman, Bernadette Rodgers, and Chad Trujillo 25 Progress Report from the Users’ Committee for Gemini Pauline Barmby 27 Gemini Interns: A Glimpse to the Future Peter Michaud 29 Two Images Released from Australian Contests On the Cover: GeminiFocus October 2013 GeminiFocus is a quarterly publication of Gemini Observatory 670 N. A‘ohoku Place, Hilo, Hawai‘i 96720 USA Phone: (808) 974-2500 Fax: (808) 974-2589 Online viewing address: www.gemini.edu/geminifocus Managing Editor: Peter Michaud Science Editor: Nancy A. Levenson Associate Editor: Stephen James O’Meara Designer: Eve Furchgott / Blue Heron Multimedia Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation. October2013 GeminiFocus 2013 Australian Imaging Contest selection of the nebula Gum 85. Otherwise known as the Nested Egg Nebula in Serpens, Gum 85 forms part of the Serpens OB2 association. The image combines two pointings of the Gemini Multi-Object Spectrograph at Gemini South. This image is one of two contest winners sponsored by the Australian Gemini Office; this one selected by amateurs, and the other, selected by students, is featured on page 29. 2