GW190412: Observation of a Binary-Black-Hole Coalescence with Asymmetric Masses
The LIGO Scientific Collaboration, the Virgo Collaboration, R Abbott, TD Abbott, S Abraham, F Acernese, K Ackley, C Adams, RX Adhikari, VB Adya, C Affeldt, M Agathos, K Agatsuma, N Aggarwal, OD Aguiar, A Aich, L Aiello, A Ain, P Ajith, S Akcay, G Allen, A Allocca, PA Altin, A Amato, S Anand, A Ananyeva, SB Anderson, WG Anderson, SV Angelova, S Ansoldi, S Antier, S Appert, K Arai, MC Araya, JS Areeda, M Arène, N Arnaud, SM Aronson, KG Arun, Y Asali, S Ascenzi, G Ashton, SM Aston, P Astone, F Aubin, P Aufmuth, K AultONeal, C Austin, V Avendano, S Babak, P Bacon, F Badaracco, MKM Bader, S Bae, AM Baer, J Baird, F Baldaccini, G Ballardin, SW Ballmer, A Bals, A Balsamo, G Baltus, S Banagiri, D Bankar, RS Bankar, JC Barayoga, C Barbieri, BC Barish, D Barker, K Barkett, P Barneo, F Barone, B Barr, L Barsotti, M Barsuglia, D Barta, J Bartlett, I Bartos, R Bassiri, A Basti, M Bawaj, JC Bayley, M Bazzan, B Bécsy, M Bejger, I Belahcene, AS Bell, D Beniwal, MG Benjamin, R Benkel, JD Bentley, F Bergamin, BK Berger, G Bergmann, S Bernuzzi, CPL Berry, D Bersanetti, A Bertolini, J Betzwieser, R Bhandare, AV Bhandari, J Bidler, E Biggs, IA Bilenko, G Billingsley, R Birney, O Birnholtz, S Biscans, M Bischi, S Biscoveanu, A Bisht, G Bissenbayeva, M Bitossi, MA Bizouard, JK Blackburn, J Blackman, CD Blair, DG Blair, RM Blair, F Bobba, N Bode, M Boer, Y Boetzel, G Bogaert, F Bondu, E Bonilla, R Bonnand, P Booker, BA Boom, R Bork, V Boschi, S Bose, V Bossilkov, J Bosveld, Y Bouffanais, A Bozzi, C Bradaschia, PR Brady, A Bramley, M Branchesi, JE Brau, M Breschi, T Briant, JH Briggs, F Brighenti, A Brillet, M Brinkmann, R Brito, P Brockill, AF Brooks, J Brooks, DD Brown, S Brunett, G Bruno, R Bruntz, A Buikema, T Bulik, HJ Bulten, A Buonanno, D Buskulic, RL Byer, M Cabero, L Cadonati, G Cagnoli, C Cahillane, JC Bustillo, JD Callaghan, TA Callister, E Calloni, JB Camp, M Canepa, KC Cannon, H Cao, J Cao, G Carapella, F Carbognani, S Caride, MF Carney, G Carullo, JC Diaz, C Casentini, J Castañeda, S Caudill, M Cavaglià, F Cavalier, R Cavalieri, G Cella, P Cerdá-Durán, E Cesarini, O Chaibi, K Chakravarti, C Chan, M Chan, S Chao, P Charlton, EA Chase, E Chassande-Mottin, D Chatterjee, M Chaturvedi, K Chatziioannou, HY Chen, X Chen, Y Chen, H-P Cheng, CK Cheong, HY Chia, F Chiadini, R Chierici, A Chincarini, A Chiummo, G Cho, HS Cho, M Cho, N Christensen, Q Chu, S Chua, KW Chung, S Chung, G Ciani, P Ciecielag, M Cie{ś}lar, AA Ciobanu, R Ciolfi, F Cipriano, A Cirone, F Clara, JA Clark, P Clearwater, S Clesse, F Cleva, E Coccia, P-F Cohadon, D Cohen, M Colleoni, CG Collette, C Collins, M Colpi, M Constancio, L Conti, SJ Cooper, P Corban, TR Corbitt, I Cordero-Carrión, S Corezzi, KR Corley, N Cornish, D Corre, A Corsi, S Cortese, CA Costa, R Cotesta, MW Coughlin, SB Coughlin, J-P Coulon, ST Countryman, P Couvares, PB Covas, DM Coward, MJ Cowart, DC Coyne, R Coyne, JDE Creighton, TD Creighton, J Cripe, M Croquette, SG Crowder, J-R Cudell, TJ Cullen, A Cumming, R Cummings, L Cunningham, E Cuoco, M Curylo, TD Canton, G Dálya, A Dana, LM Daneshgaran-Bajastani, B D'Angelo, SL Danilishin, S D'Antonio, K Danzmann, C Darsow-Fromm, A Dasgupta, LEH Datrier, V Dattilo, I Dave, M Davier, GS Davies, D Davis, EJ Daw, D DeBra, M Deenadayalan, J Degallaix, M De Laurentis, S Deléglise, M Delfavero, N De Lillo, W Del Pozzo, LM DeMarchi, V D'Emilio, N Demos, T Dent, R De Pietri, R De Rosa, C De Rossi, R DeSalvo, O de Varona, S Dhurandhar, MC Díaz, M Diaz-Ortiz, T Dietrich, L Di Fiore, C Di Fronzo, C Di Giorgio, F Di Giovanni, M Di Giovanni, T Di Girolamo, A Di Lieto, B Ding, S Di Pace, I Di Palma, F Di Renzo, AK Divakarla, A Dmitriev, Z Doctor, F Donovan, KL Dooley, S Doravari, I Dorrington, TP Downes, M Drago, JC Driggers, Z Du, J-G Ducoin, P Dupej, O Durante, D D'Urso, SE Dwyer, PJ Easter, G Eddolls, B Edelman, TB Edo, O Edy, A Effler, P Ehrens, J Eichholz, SS Eikenberry, M Eisenmann, RA Eisenstein, A Ejlli, L Errico, RC Essick, H Estelles, D Estevez, ZB Etienne, T Etzel, M Evans, TM Evans, BE Ewing, V Fafone, S Fairhurst, X Fan, S Farinon, B Farr, WM Farr, EJ Fauchon-Jones, M Favata, M Fays, M Fazio, J Feicht, MM Fejer, F Feng, E Fenyvesi, DL Ferguson, A Fernandez-Galiana, I Ferrante, EC Ferreira, TA Ferreira, F Fidecaro, I Fiori, D Fiorucci, M Fishbach, RP Fisher, R Fittipaldi, M Fitz-Axen, V Fiumara, R Flaminio, E Floden, E Flynn, H Fong, JA Font, PWF Forsyth, J-D Fournier, S Frasca, F Frasconi, Z Frei, A Freise, R Frey, V Frey, P Fritschel, VV Frolov, G Fronzè, P Fulda, M Fyffe, HA Gabbard, BU Gadre, SM Gaebel, JR Gair, S Galaudage, D Ganapathy, A Ganguly, SG Gaonkar, C García-Quirós, F Garufi, B Gateley, S Gaudio, V Gayathri, G Gemme, E Genin, A Gennai, D George, J George, L Gergely, S Ghonge, A Ghosh, A Ghosh, S Ghosh, B Giacomazzo, JA Giaime, KD Giardina, DR Gibson, C Gier, K Gill, J Glanzer, J Gniesmer, P Godwin, E Goetz, R Goetz, N Gohlke, B Goncharov, G González, A Gopakumar, SE Gossan, M Gosselin, R Gouaty, B Grace, A Grado, M Granata, A Grant, S Gras, P Grassia, C Gray, R Gray, G Greco, AC Green, R Green, EM Gretarsson, HL Griggs, G Grignani, A Grimaldi, SJ Grimm, H Grote, S Grunewald, P Gruning, GM Guidi, AR Guimaraes, G Guixé, HK Gulati, Y Guo, A Gupta, A Gupta, P Gupta, EK Gustafson, R Gustafson, L Haegel, O Halim, ED Hall, EZ Hamilton, G Hammond, M Haney, MM Hanke, J Hanks, C Hanna, MD Hannam, OA Hannuksela, TJ Hansen, J Hanson, T Harder, T Hardwick, K Haris, J Harms, GM Harry, IW Harry, RK Hasskew, C-J Haster, K Haughian, FJ Hayes, J Healy, A Heidmann, MC Heintze, J Heinze, H Heitmann, F Hellman, P Hello, G Hemming, M Hendry, IS Heng, E Hennes, J Hennig, M Heurs, S Hild, T Hinderer, SY Hoback, S Hochheim, E Hofgard, D Hofman, AM Holgado, NA Holland, K Holt, DE Holz, P Hopkins, C Horst, J Hough, EJ Howell, CG Hoy, Y Huang, MT Hübner, EA Huerta, D Huet, B Hughey, V Hui, S Husa, SH Huttner, R Huxford, T Huynh-Dinh, B Idzkowski, A Iess, H Inchauspe, C Ingram, G Intini, J-M Isac, M Isi, BR Iyer, T Jacqmin, SJ Jadhav, SP Jadhav, AL James, K Jani, NN Janthalur, P Jaranowski, D Jariwala, R Jaume, AC Jenkins, J Jiang, GR Johns, NK Johnson-McDaniel, AW Jones, DI Jones, JD Jones, P Jones, R Jones, RJG Jonker, L Ju, J Junker, CV Kalaghatgi, V Kalogera, B Kamai, S Kandhasamy, G Kang, JB Kanner, SJ Kapadia, S Karki, R Kashyap, M Kasprzack, W Kastaun, S Katsanevas, E Katsavounidis, W Katzman, S Kaufer, K Kawabe, F Kéfélian, D Keitel, A Keivani, R Kennedy, JS Key, S Khadka, FY Khalili, I Khan, S Khan, ZA Khan, EA Khazanov, N Khetan, M Khursheed, N Kijbunchoo, C Kim, GJ Kim, JC Kim, K Kim, W Kim, WS Kim, Y-M Kim, C Kimball, PJ King, M Kinley-Hanlon, R Kirchhoff, JS Kissel, L Kleybolte, S Klimenko, TD Knowles, E Knyazev, P Koch, SM Koehlenbeck, G Koekoek, S Koley, V Kondrashov, A Kontos, N Koper, M Korobko, WZ Korth, M Kovalam, DB Kozak, V Kringel, NV Krishnendu, A Królak, N Krupinski, G Kuehn, A Kumar, P Kumar, R Kumar, R Kumar, S Kumar, L Kuo, A Kutynia, BD Lackey, D Laghi, E Lalande, TL Lam, A Lamberts, M Landry, BB Lane, RN Lang, J Lange, B Lantz, RK Lanza, I La Rosa, A Lartaux-Vollard, PD Lasky, M Laxen, A Lazzarini, C Lazzaro, P Leaci, S Leavey, YK Lecoeuche, CH Lee, HM Lee, HW Lee, J Lee, K Lee, J Lehmann, N Leroy, N Letendre, Y Levin, AKY Li, J Li, K li, TGF Li, X Li, F Linde, SD Linker, JN Linley, TB Littenberg, J Liu, X Liu, M Llorens-Monteagudo, RKL Lo, A Lockwood, LT London, A Longo, M Lorenzini, V Loriette, M Lormand, G Losurdo, JD Lough, CO Lousto, G Lovelace, H Lück, D Lumaca, AP Lundgren, Y Ma, R Macas, S Macfoy, M MacInnis, DM Macleod, IAO MacMillan, A Macquet, IM Hernandez, F Magaña-Sandoval, RM Magee, E Majorana, I Maksimovic, A Malik, N Man, V Mandic, V Mangano, GL Mansell, M Manske, M Mantovani, M Mapelli, F Marchesoni, F Marion, S Márka, Z Márka, C Markakis, AS Markosyan, A Markowitz, E Maros, A Marquina, S Marsat, F Martelli, IW Martin, RM Martin, V Martinez, DV Martynov, H Masalehdan, K Mason, E Massera, A Masserot, TJ Massinger, M Masso-Reid, S Mastrogiovanni, A Matas, F Matichard, N Mavalvala, E Maynard, JJ McCann, R McCarthy, DE McClelland, S McCormick, L McCuller, SC McGuire, C McIsaac, J McIver, DJ McManus, T McRae, ST McWilliams, D Meacher, GD Meadors, M Mehmet, AK Mehta, EM Villa, A Melatos, G Mendell, RA Mercer, L Mereni, K Merfeld, EL Merilh, JD Merritt, M Merzougui, S Meshkov, C Messenger, C Messick, R Metzdorff, PM Meyers, F Meylahn, A Mhaske, A Miani, H Miao, I Michaloliakos, C Michel, H Middleton, L Milano, AL Miller, S Miller, M Millhouse, JC Mills, E Milotti, MC Milovich-Goff, O Minazzoli, Y Minenkov, A Mishkin, C Mishra, T Mistry, S Mitra, VP Mitrofanov, G Mitselmakher, R Mittleman, G Mo, K Mogushi, SRP Mohapatra, SR Mohite, M Molina-Ruiz, M Mondin, M Montani, CJ Moore, D Moraru, F Morawski, G Moreno, S Morisaki, B Mours, CM Mow-Lowry, S Mozzon, F Muciaccia, A Mukherjee, D Mukherjee, S Mukherjee, S Mukherjee, N Mukund, A Mullavey, J Munch, EA Muñiz, PG Murray, A Nagar, I Nardecchia, L Naticchioni, RK Nayak, BF Neil, J Neilson, G Nelemans, TJN Nelson, M Nery, A Neunzert, KY Ng, S Ng, C Nguyen, P Nguyen, D Nichols, SA Nichols, S Nissanke, F Nocera, M Noh, C North, D Nothard, LK Nuttall, J Oberling, BD O'Brien, G Oganesyan, GH Ogin, JJ Oh, SH Oh, F Ohme, H Ohta, MA Okada, M Oliver, C Olivetto, P Oppermann, RJ Oram, B O'Reilly, RG Ormiston, LF Ortega, R O'Shaughnessy, S Ossokine, C Osthelder, DJ Ottaway, H Overmier, BJ Owen, AE Pace, G Pagano, MA Page, G Pagliaroli, A Pai, SA Pai, JR Palamos, O Palashov, C Palomba, H Pan, PK Panda, PTH Pang, C Pankow, F Pannarale, BC Pant, F Paoletti, A Paoli, A Parida, W Parker, D Pascucci, A Pasqualetti, R Passaquieti, D Passuello, B Patricelli, E Payne, BL Pearlstone, TC Pechsiri, AJ Pedersen, M Pedraza, A Pele, S Penn, A Perego, CJ Perez, C Périgois, A Perreca, S Perriès, J Petermann, HP Pfeiffer, M Phelps, KS Phukon, OJ Piccinni, M Pichot, M Piendibene, F Piergiovanni, V Pierro, G Pillant, L Pinard, IM Pinto, K Piotrzkowski, M Pirello, M Pitkin, W Plastino, R Poggiani, DYT Pong, S Ponrathnam, P Popolizio, EK Porter, J Powell, AK Prajapati, K Prasai, R Prasanna, G Pratten, T Prestegard, M Principe, GA Prodi, L Prokhorov, M Punturo, P Puppo, M Pürrer, H Qi, V Quetschke, PJ Quinonez, FJ Raab, G Raaijmakers, H Radkins, N Radulesco, P Raffai, H Rafferty, S Raja, C Rajan, B Rajbhandari, M Rakhmanov, KE Ramirez, A Ramos-Buades, J Rana, K Rao, P Rapagnani, V Raymond, M Razzano, J Read, T Regimbau, L Rei, S Reid, DH Reitze, P Rettegno, F Ricci, CJ Richardson, JW Richardson, PM Ricker, G Riemenschneider, K Riles, M Rizzo, NA Robertson, F Robinet, A Rocchi, RD Rodriguez-Soto, L Rolland, JG Rollins, VJ Roma, M Romanelli, R Romano, CL Romel, IM Romero-Shaw, JH Romie, CA Rose, D Rose, K Rose, D Rosińska, SG Rosofsky, MP Ross, S Rowan, SJ Rowlinson, PK Roy, S Roy, S Roy, P Ruggi, G Rutins, K Ryan, S Sachdev, T Sadecki, M Sakellariadou, OS Salafia, L Salconi, M Saleem, A Samajdar, EJ Sanchez, LE Sanchez, N Sanchis-Gual, JR Sanders, KA Santiago, E Santos, N Sarin, B Sassolas, BS Sathyaprakash, O Sauter, RL Savage, V Savant, D Sawant, S Sayah, D Schaetzl, P Schale, M Scheel, J Scheuer, P Schmidt, R Schnabel, RMS Schofield, A Schönbeck, E Schreiber, BW Schulte, BF Schutz, O Schwarm, E Schwartz, J Scott, SM Scott, E Seidel, D Sellers, AS Sengupta, N Sennett, D Sentenac, V Sequino, A Sergeev, Y Setyawati, DA Shaddock, T Shaffer, MS Shahriar, S Sharifi, A Sharma, P Sharma, P Shawhan, H Shen, M Shikauchi, R Shink, DH Shoemaker, DM Shoemaker, K Shukla, S ShyamSundar, K Siellez, M Sieniawska, D Sigg, LP Singer, D Singh, N Singh, A Singha, A Singhal, AM Sintes, V Sipala, V Skliris, BJJ Slagmolen, TJ Slaven-Blair, J Smetana, JR Smith, RJE Smith, S Somala, EJ Son, S Soni, B Sorazu, V Sordini, F Sorrentino, T Souradeep, E Sowell, AP Spencer, M Spera, AK Srivastava, V Srivastava, K Staats, C Stachie, M Standke, DA Steer, M Steinke, J Steinlechner, S Steinlechner, D Steinmeyer, S Stevenson, D Stocks, DJ Stops, M Stover, KA Strain, G Stratta, A Strunk, R Sturani, AL Stuver, S Sudhagar, V Sudhir, TZ Summerscales, L Sun, S Sunil, A Sur, J Suresh, PJ Sutton, BL Swinkels, MJ Szczepańczyk, M Tacca, SC Tait, C Talbot, AJ Tanasijczuk, DB Tanner, D Tao, M Tápai, A Tapia, ENTS Martin, JD Tasson, R Taylor, R Tenorio, L Terkowski, MP Thirugnanasambandam, M Thomas, P Thomas, JE Thompson, SR Thondapu, KA Thorne, E Thrane, CL Tinsman, TR Saravanan, S Tiwari, S Tiwari, V Tiwari, K Toland, M Tonelli, Z Tornasi, A Torres-Forné, CI Torrie, ITE Melo, D Töyrä, EA Trail, F Travasso, G Traylor, MC Tringali, A Tripathee, A Trovato, RJ Trudeau, KW Tsang, M Tse, R Tso, L Tsukada, D Tsuna, T Tsutsui, M Turconi, AS Ubhi, R Udall, K Ueno, D Ugolini, CS Unnikrishnan, AL Urban, SA Usman, AC Utina, H Vahlbruch, G Vajente, G Valdes, M Valentini, N van Bakel, M van Beuzekom, JFJVD Brand, CVD Broeck, DC Vander-Hyde, L van der Schaaf, JV Van Heijningen, AA van Veggel, M Vardaro, V Varma, S Vass, M Vasúth, A Vecchio, G Vedovato, J Veitch, PJ Veitch, K Venkateswara, G Venugopalan, D Verkindt, D Veske, F Vetrano, A Viceré, AD Viets, S Vinciguerra, DJ Vine, J-Y Vinet, S Vitale, FH Vivanco, T Vo, H Vocca, C Vorvick, SP Vyatchanin, AR Wade, LE Wade, M Wade, R Walet, M Walker, GS Wallace, L Wallace, S Walsh, JZ Wang, S Wang, WH Wang, RL Ward, ZA Warden, J Warner, M Was, J Watchi, B Weaver, L-W Wei, M Weinert, AJ Weinstein, R Weiss, F Wellmann, L Wen, P Weßels, JW Westhouse, K Wette, JT Whelan, BF Whiting, C Whittle, DM Wilken, D Williams, JL Willis, B Willke, W Winkler, CC Wipf, H Wittel, G Woan, J Woehler, JK Wofford, C Wong, JL Wright, DS Wu, DM Wysocki, L Xiao, H Yamamoto, L Yang, Y Yang, Z Yang, MJ Yap, M Yazback, DW Yeeles, H Yu, H Yu, SHR Yuen, AK Zadrożny, A Zadrożny, M Zanolin, T Zelenova, J-P Zendri, M Zevin, J Zhang, L Zhang, T Zhang, C Zhao, G Zhao, M Zhou, Z Zhou, XJ Zhu, AB Zimmerman, ME Zucker, J Zweizig
(2020)
