GeminiFocus 2013 Year in Review | Page 2

1 Director’s Message Kissler-Patig Markus 3 Weighing the Black Hole in M101 ULX-1 Stephen Justham and Jifeng Liu 14 Dynamical Masses of Galaxy Clusters Discovered with the Sunyaev-Zel’dovich Effect Cristóbal Sifón, Felipe Menanteau, John P. Hughes, and L. Felipe Barrientos 19 The Earliest Near-infrared Spectroscopy of a Type Ia Supernova Hsiao, Howie Marion, Eric and Mark Phillips The cover of this first “Annual Review” issue of GeminiFocus features images from the Gemini Planet Imager’s first light, obtained in late 2013 (see story on page 23), and the previous covers of GeminiFocus from 2013. All issues of GeminiFocus are available at: www.gemini.edu/ geminifocus Bruce Macintosh and Peter Michaud 27 Science Highlights Nancy A. Levenson 8 Ground-based Transit Spectroscopy 38 GeMS Embarks on the Universe of an Exoplanet Atmosphere Benoit Neichel and Rodrigo Carrasco Bean, Kevin Stevenson, JeanJacob Michel Desert, and Marcel Bergmann on the cover: 23 First Light from the Gemini Planet Imager 43 Operations Corner Andy Adamson 48 Instrument Development 2013 Scot Kleinman 54 Gemini Interns: A Glimpse to the Future Peter Michaud 56 Giving Back Michaud, Maria Antonieta Peter García, and Janice Harvey GeminiFocus January 2014 and 2013 Year in Review 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.