Photometry of Type II Supernova SN 2023ixf with a Worldwide Citizen Science Network
Lauren A. Sgro, Thomas M. Esposito, Guillaume Blaclard, Sebastián Gómez, Franck Marchis, A. V. Filippenko, Daniel O’Conner Peluso, Stephen S. Lawrence, Aad Verveen, A. Wagner, Anouchka Nardi, Barbara Wiart, Benjamin Mirwald, Bill Christensen, Bob Eramia, Bruce Parker, Bruno Guillet, Byungki Kim, Chelsey Logan, Christopher C. M. Kyba, Christopher Toulmin, Claudio G. Vantaggiato, Dana Adhis, Dave Gary, Dave Goodey, David Dickinson, David Koster, Davy Martin, Eliud Bonilla, Enner Chung, Eric Miny, Fabrice Mortecrette, Fadi Saibi, F Gagnon, Franois Simard, Gary Vacon, Georges Simard, Gerrit Dreise, Hiromi Funakoshi, Janet Vacon, James Yaniz, Jean-Charles Le Tarnec, Jean-Marie Laugier, Jennifer L. W. Siders, J. Sweitzer, Jiri Dvoracek, J.W. Archer, John Deitz, John K. Bradley, Keiichi Fukui, Kendra Sibbernsen, Kevin Borrot, Kevin P. Cross, Kevin Heider, Koichi Yamaguchi, Lea A. Hirsch, Liouba Leroux, Mario Billiani, Markus Lorber, Martin J. Smallen, Masao Shimizu, Masayoshi Nishimura, Matthew Ryno, Michael Cunningham, Michaël Gagnon, Michael Primm, M.J.D. Rushton, Michael Sibbernsen, Mike Mitchell, Neil Yoblonsky, Niniane Leroux, Olivier Clerget, Ozren Stojanović, Patrice Unique, Patrick Huth, Raymund John Ang, Regis Santoni, Robert Foster, Roberto Poggiali, Ruyi Xu, Ryuichi Kukita, Sanja Šćepanović, Sophie Saibi, Stefan Will, Stéphan Latour, Stephen Haythornthwaite, Sylvain Cadieux, T. Müller, Tze Yang Chung, Yoshiya Watanabe, Yvan Arnaud
Abstract
Abstract We present highly sampled photometry of the supernova (SN) 2023ixf, a Type II SN in M101, beginning 2 days before its first known detection. To gather these data, we enlisted the global Unistellar Network of citizen scientists. These 252 observations from 115 telescopes show the SN’s rising brightness associated with shock emergence followed by gradual decay. We measure a peak M V = − 18.18 ± 0.09 mag at 2023 May 25 21:37 UTC in agreement with previously published analyses.