Erratum: “The Sloan Digital Sky Survey Reverberation Mapping Project: Hα and Hβ Reverberation Measurements from First-year Spectroscopy and Photometry” (2017, ApJ, 851, 21)

C. J. Grier , J. R. Trump , Yue Shen , Keith Horne , Karen Kinemuchi , Ian D. McGreer , D. A. Starkey, W. N. Brandt , P. B. Hall , C. S. Kochanek, Yuguang Chen, K. D. Denney, Jenny E. Greene, L. C. Ho , Y. Homayouni , Jennifer I-Hsiu Li, Liuyi Pei, B. M. Peterson , P. Petitjean, D. P. Schneider, Mouyuan Sun , Yusura AlSayyad, Dmitry Bizyaev , Jonathan Brinkmann, Joel R. Brownstein , Kevin Bundy , K S. Dawson , Sarah Eftekharzadeh, J. G. Fernandez-Trincado, Yang Gao , Timothy A. Hutchinson , Siyao Jia , Linhua Jiang , Daniel Oravetz, Kaike Pan , Isabelle Paris, Kara A. Ponder , Christina Peters , Jesse Rogerson , Audrey Simmons , Robyn Smith, and Ran Wang 1 Dept. of Astronomy and Astrophysics, The Pennsylvania State University, 525 Davey Laboratory, University Park, PA 16802, USA 2 Institute for Gravitation and the Cosmos, The Pennsylvania State University, University Park, PA 16802, USA 3 Department of Physics, University of Connecticut, 2152 Hillside Road Unit 3046, Storrs, CT 06269, USA 4 Department of Astronomy, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA 5 National Center for Supercomputing Applications, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA 6 SUPA Physics and Astronomy, University of St Andrews, Fife, KY16 9SS, Scotland, UK 7 Apache Point Observatory and New Mexico State University, P.O. Box 59, Sunspot, NM 88349-0059, USA 8 Steward Observatory, The University of Arizona, 933 North Cherry Avenue, Tucson, AZ 85721, USA 9 Department of Physics, 104 Davey Lab, The Pennsylvania State University, University Park, PA 16802, USA 10 Department of Physics and Astronomy, York University, Toronto, ON M3J 1P3, Canada 11 Department of Astronomy, The Ohio State University, 140 W 18th Avenue, Columbus, OH 43210, USA 12 Center for Cosmology and AstroParticle Physics, The Ohio State University, 191 West Woodruff Avenue, Columbus, OH 43210, USA 13 Cahill Center for Astronomy and Astrophysics, California Institute of Technology, 1200 East California Boulevard, MC 249-17, CA 91125, USA 14 Illumination Works, LLC, 5550 Blazer Parkway, Dublin, OH 43017, USA 15 Department of Astrophysical Sciences, Princeton University, Princeton, NJ 08544, USA 16 Kavli Institute for Astronomy and Astrophysics, Peking University, Beijing 100871, Peopleʼs Republic of China 17 Department of Astronomy, School of Physics, Peking University, Beijing 100871, Peopleʼs Republic of China 18 Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, MD 21218, USA 19 Institut d’Astrophysique de Paris, Université Paris 6-CNRS, UMR7095, 98bis Boulevard Arago, F-75014 Paris, France 20 Key Laboratory for Research in Galaxies and Cosmology, Center for Astrophysics, Department of Astronomy, University of Science and Technology of China,