Cold molecular gas and PAH emission in the nuclear and circumnuclear regions of Seyfert galaxies

Astronomy & Astrophysics EDP Sciences 639 (2020) a43

Authors:

A Alonso-Herrero, M Pereira-Santaella, D Rigopoulou, I García-Bernete, S García-Burillo, AJ Domínguez-Fernández, F Combes, RI Davies, T Díaz-Santos, D Esparza-Arredondo, O González-Martín, A Hernán-Caballero, EKS Hicks, SF Hönig, NA Levenson, C Ramos Almeida, PF Roche, D Rosario

K-CLASH: Strangulation and ram pressure stripping in galaxy cluster members at 0.3 < z < 0.6

Monthly Notices of the Royal Astronomical Society Oxford University Press 496:3 (2020) 3841-3861

Authors:

Sam P Vaughan, Alfred L Tiley, Roger L Davies, Laura J Prichard, Scott M Croom, Martin Bureau, John P Stott, Andrew Bunker, Michele Cappellari, Behzad Ansarinejad, Matt J Jarvis

Abstract:

Galaxy clusters have long been theorized to quench the star formation of their members. This study uses integral-field unit observations from the K-band MultiObject Spectrograph (KMOS) – Cluster Lensing And Supernova survey with Hubble (CLASH) survey (K-CLASH) to search for evidence of quenching in massive galaxy clusters at redshifts 0.3 < z < 0.6. We first construct mass-matched samples of exclusively star-forming cluster and field galaxies, then investigate the spatial extent of their H α emission and study their interstellar medium conditions using emission line ratios. The average ratio of H α half-light radius to optical half-light radius ($r_{\mathrm{e}, {\rm {H}\,\alpha }}/r_{\mathrm{e}, R_{\mathrm{c} } }$) for all galaxies is 1.14 ± 0.06, showing that star formation is taking place throughout stellar discs at these redshifts. However, on average, cluster galaxies have a smaller $r_{\mathrm{e}, {\rm {H}\alpha }}/r_{\mathrm{e}, R_{\mathrm{c} } }$ ratio than field galaxies: 〈$r_{\mathrm{e}, {\rm {H}\alpha }}/r_{\mathrm{e}, R_{\mathrm{c} } }$〉 = 0.96 ± 0.09 compared to 1.22 ± 0.08 (smaller at a 98 per cent credibility level). These values are uncorrected for the wavelength difference between H α emission and Rc-band stellar light but implementing such a correction only reinforces our results. We also show that whilst the cluster and field samples follow indistinguishable mass–metallicity (MZ) relations, the residuals around the MZ relation of cluster members correlate with cluster-centric distance; galaxies residing closer to the cluster centre tend to have enhanced metallicities (significant at the 2.6σ level). Finally, in contrast to previous studies, we find no significant differences in electron number density between the cluster and field galaxies. We use simple chemical evolution models to conclude that the effects of disc strangulation and ram-pressure stripping can quantitatively explain our observations.

Long-baseline neutrino oscillation physics potential of the DUNE experiment

(2020)

Authors:

DUNE Collaboration, B Abi, R Acciarri, MA Acero, G Adamov, D Adams, M Adinolfi, Z Ahmad, J Ahmed, T Alion, S Alonso Monsalve, C Alt, J Anderson, C Andreopoulos, MP Andrews, F Andrianala, S Andringa, A Ankowski, M Antonova, S Antusch, A Aranda-Fernandez, A Ariga, LO Arnold, MA Arroyave, J Asaadi, A Aurisano, V Aushev, D Autiero, F Azfar, H Back, JJ Back, C Backhouse, P Baesso, L Bagby, R Bajou, S Balasubramanian, P Baldi, B Bambah, F Barao, G Barenboim, GJ Barker, W Barkhouse, C Barnes, G Barr, J Barranco Monarca, N Barros, JL Barrow, A Bashyal, V Basque, F Bay, JL Bazo Alba, JF Beacom, E Bechetoille, B Behera, L Bellantoni, G Bellettini, V Bellini, O Beltramello, D Belver, N Benekos, F Bento Neves, J Berger, S Berkman, P Bernardini, RM Berner, H Berns, S Bertolucci, M Betancourt, Y Bezawada, M Bhattacharjee, B Bhuyan, S Biagi, J Bian, M Biassoni, K Biery, B Bilki, M Bishai, A Bitadze, A Blake, B Blanco Siffert, FDM Blaszczyk, GC Blazey, E Blucher, J Boissevain, S Bolognesi, T Bolton, M Bonesini, M Bongrand, F Bonini, A Booth, C Booth, S Bordoni, A Borkum, T Boschi, N Bostan, P Bour, SB Boyd, D Boyden, J Bracinik, D Braga, D Brailsford, A Brandt, J Bremer, C Brew, E Brianne, SJ Brice, C Brizzolari, C Bromberg, G Brooijmans, J Brooke, A Bross, G Brunetti, N Buchanan, H Budd, D Caiulo, P Calafiura, J Calcutt, M Calin, S Calvez, E Calvo, L Camilleri, A Caminata, M Campanelli, D Caratelli, G Carini, B Carlus, P Carniti, I Caro Terrazas, H Carranza, A Castillo, C Castromonte, C Cattadori, F Cavalier, F Cavanna, S Centro, G Cerati, A Cervelli, A Cervera Villanueva, M Chalifour, C Chang, E Chardonnet, A Chatterjee, S Chattopadhyay, J Chaves, H Chen, M Chen, Y Chen, D Cherdack, C Chi, S Childress, A Chiriacescu, K Cho, S Choubey, A Christensen, D Christian, G Christodoulou, E Church, P Clarke, TE Coan, AG Cocco, JAB Coelho, E Conley, JM Conrad, M Convery, L Corwin, P Cotte, L Cremaldi, L Cremonesi, JI Crespo-Anadón, E Cristaldo, R Cross, C Cuesta, Y Cui, D Cussans, M Dabrowski, H da Motta, L Da Silva Peres, C David, Q David, GS Davies, S Davini, J Dawson, K De, RM De Almeida, P Debbins, I De Bonis, MP Decowski, A de Gouvêa, PC De Holanda, IL De Icaza Astiz, A Deisting, P De Jong, A Delbart, D Delepine, M Delgado, A Dell'Acqua, P De Lurgio, JRT de Mello Neto, DM DeMuth, S Dennis, C Densham, G Deptuch, A De Roeck, V De Romeri, JJ De Vries, R Dharmapalan, M Dias, F Diaz, JS Díaz, S Di Domizio, L Di Giulio, P Ding, L Di Noto, C Distefano, R Diurba, M Diwan, Z Djurcic, N Dokania, MJ Dolinski, L Domine, D Douglas, F Drielsma, D Duchesneau, K Duffy, P Dunne, T Durkin, H Duyang, O Dvornikov, DA Dwyer, AS Dyshkant, M Eads, D Edmunds, J Eisch, S Emery, A Ereditato, CO Escobar, L Escudero Sanchez, JJ Evans, E Ewart, AC Ezeribe, K Fahey, A Falcone, C Farnese, Y Farzan, J Felix, E Fernandez-Martinez, P Fernandez Menendez, F Ferraro, L Fields, A Filkins, F Filthaut, RS Fitzpatrick, W Flanagan, B Fleming, R Flight, J Fowler, W Fox, J Franc, K Francis, D Franco, J Freeman, J Freestone, J Fried, A Friedland, S Fuess, I Furic, AP Furmanski, A Gago, H Gallagher, A Gallego-Ros, N Gallice, V Galymov, E Gamberini, T Gamble, R Gandhi, R Gandrajula, S Gao, D Garcia-Gamez, MÁ García-Peris, S Gardiner, D Gastler, G Ge, B Gelli, A Gendotti, S Gent, Z Ghorbani-Moghaddam, D Gibin, I Gil-Botella, C Girerd, AK Giri, D Gnani, O Gogota, M Gold, S Gollapinni, K Gollwitzer, RA Gomes, LV Gomez Bermeo, LS Gomez Fajardo, F Gonnella, JA Gonzalez-Cuevas, MC Goodman, O Goodwin, S Goswami, C Gotti, E Goudzovski, C Grace, M Graham, E Gramellini, R Gran, E Granados, A Grant, C Grant, D Gratieri, P Green, S Green, L Greenler, M Greenwood, J Greer, WC Griffith, M Groh, J Grudzinski, K Grzelak, W Gu, V Guarino, R Guenette, A Guglielmi, B Guo, KK Guthikonda, R Gutierrez, P Guzowski, MM Guzzo, S Gwon, A Habig, A Hackenburg, H Hadavand, R Haenni, A Hahn, J Haigh, J Haiston, T Hamernik, P Hamilton, J Han, K Harder, DA Harris, J Hartnell, T Hasegawa, R Hatcher, E Hazen, A Heavey, KM Heeger, J Heise, K Hennessy, S Henry, MA Hernandez Morquecho, K Herner, L Hertel, AS Hesam, V Hewes, A Higuera, T Hill, SJ Hillier, A Himmel, J Hoff, C Hohl, A Holin, E Hoppe, GA Horton-Smith, M Hostert, A Hourlier, B Howard, R Howell, J Huang, J Huang, J Hugon, G Iles, N Ilic, AM Iliescu, R Illingworth, A Ioannisian, R Itay, A Izmaylov, E James, B Jargowsky, F Jediny, C Jesùs-Valls, X Ji, L Jiang, S Jiménez, A Jipa, A Joglekar, C Johnson, R Johnson, B Jones, S Jones, CK Jung, T Junk, Y Jwa, M Kabirnezhad, A Kaboth, I Kadenko, F Kamiya, G Karagiorgi, A Karcher, M Karolak, Y Karyotakis, S Kasai, SP Kasetti, L Kashur, N Kazaryan, E Kearns, P Keener, KJ Kelly, E Kemp, W Ketchum, SH Kettell, M Khabibullin, A Khotjantsev, A Khvedelidze, D Kim, B King, B Kirby, M Kirby, J Klein, K Koehler, LW Koerner, S Kohn, PP Koller, M Kordosky, T Kosc, U Kose, VA Kostelecký, K Kothekar, F Krennrich, I Kreslo, Y Kudenko, VA Kudryavtsev, S Kulagin, J Kumar, R Kumar, C Kuruppu, V Kus, T Kutter, A Lambert, K Lande, CE Lane, K Lang, T Langford, P Lasorak, D Last, C Lastoria, A Laundrie, A Lawrence, I Lazanu, R LaZur, T Le, J Learned, P LeBrun, G Lehmann Miotto, R Lehnert, MA Leigui de Oliveira, M Leitner, M Leyton, L Li, S Li, SW Li, T Li, Y Li, H Liao, CS Lin, S Lin, A Lister, BR Littlejohn, J Liu, S Lockwitz, T Loew, M Lokajicek, I Lomidze, K Long, K Loo, D Lorca, T Lord, JM LoSecco, WC Louis, KB Luk, X Luo, N Lurkin, T Lux, VP Luzio, D MacFarland, AA Machado, P Machado, CT Macias, JR Macier, A Maddalena, P Madigan, S Magill, K Mahn, A Maio, JA Maloney, G Mandrioli, J Maneira, L Manenti, S Manly, A Mann, K Manolopoulos, M Manrique Plata, A Marchionni, W Marciano, D Marfatia, C Mariani, J Maricic, F Marinho, AD Marino, M Marshak, C Marshall, J Marshall, J Marteau, J Martin-Albo, N Martinez, DA Martinez Caicedo, S Martynenko, K Mason, A Mastbaum, M Masud, S Matsuno, J Matthews, C Mauger, N Mauri, K Mavrokoridis, R Mazza, A Mazzacane, E Mazzucato, E McCluskey, N McConkey, KS McFarland, C McGrew, A McNab, A Mefodiev, P Mehta, P Melas, M Mellinato, O Mena, S Menary, H Mendez, A Menegolli, G Meng, MD Messier, W Metcalf, M Mewes, H Meyer, T Miao, G Michna, T Miedema, J Migenda, R Milincic, W Miller, J Mills, C Milne, O Mineev, OG Miranda, S Miryala, CS Mishra, SR Mishra, A Mislivec, D Mladenov, I Mocioiu, K Moffat, N Moggi, R Mohanta, TA Mohayai, N Mokhov, J Molina, L Molina Bueno, A Montanari, C Montanari, D Montanari, LM Montano Zetina, J Moon, M Mooney, A Moor, D Moreno, B Morgan, C Morris, C Mossey, E Motuk, CA Moura, J Mousseau, W Mu, L Mualem, J Mueller, M Muether, S Mufson, F Muheim, A Muir, M Mulhearn, H Muramatsu, S Murphy, J Musser, J Nachtman, S Nagu, M Nalbandyan, R Nandakumar, D Naples, S Narita, D Navas-Nicolás, N Nayak, M Nebot-Guinot, L Necib, K Negishi, JK Nelson, J Nesbit, M Nessi, D Newbold, M Newcomer, D Newhart, R Nichol, E Niner, K Nishimura, A Norman, A Norrick, R Northrop, P Novella, JA Nowak, M Oberling, A Olivares Del Campo, A Olivier, Y Onel, Y Onishchuk, J Ott, L Pagani, S Pakvasa, O Palamara, S Palestini, JM Paley, M Pallavicini, C Palomares, E Pantic, V Paolone, V Papadimitriou, R Papaleo, A Papanestis, S Paramesvaran, S Parke, Z Parsa, M Parvu, S Pascoli, L Pasqualini, J Pasternak, J Pater, C Patrick, L Patrizii, RB Patterson, SJ Patton, T Patzak, A Paudel, B Paulos, L Paulucci, Z Pavlovic, G Pawloski, D Payne, V Pec, SJM Peeters, Y Penichot, E Pennacchio, A Penzo, OLG Peres, J Perry, D Pershey, G Pessina, G Petrillo, C Petta, R Petti, F Piastra, L Pickering, F Pietropaolo, J Pillow, J Pinzino, R Plunkett, R Poling, X Pons, N Poonthottathil, S Pordes, M Potekhin, R Potenza, BVKS Potukuchi, J Pozimski, M Pozzato, S Prakash, T Prakash, S Prince, G Prior, D Pugnere, K Qi, X Qian, JL Raaf, R Raboanary, V Radeka, J Rademacker, B Radics, A Rafique, E Raguzin, M Rai, M Rajaoalisoa, I Rakhno, HT Rakotondramanana, L Rakotondravohitra, YA Ramachers, R Rameika, MA Ramirez Delgado, B Ramson, A Rappoldi, G Raselli, P Ratoff, S Ravat, H Razafinime, JS Real, B Rebel, D Redondo, M Reggiani-Guzzo, T Rehak, J Reichenbacher, SD Reitzner, A Renshaw, S Rescia, F Resnati, A Reynolds, G Riccobene, LCJ Rice, K Rielage, Y Rigaut, D Rivera, L Rochester, M Roda, P Rodrigues, MJ Rodriguez Alonso, J Rodriguez Rondon, AJ Roeth, H Rogers, S Rosauro-Alcaraz, M Rossella, J Rout, S Roy, A Rubbia, C Rubbia, B Russell, J Russell, D Ruterbories, R Saakyan, S Sacerdoti, T Safford, N Sahu, P Sala, N Samios, MC Sanchez, DA Sanders, D Sankey, S Santana, M Santos-Maldonado, N Saoulidou, P Sapienza, C Sarasty, I Sarcevic, G Savage, V Savinov, A Scaramelli, A Scarff, A Scarpelli, T Schaffer, H Schellman, P Schlabach, D Schmitz, K Scholberg, A Schukraft, E Segreto, J Sensenig, I Seong, A Sergi, F Sergiampietri, D Sgalaberna, MH Shaevitz, S Shafaq, M Shamma, HR Sharma, R Sharma, T Shaw, C Shepherd-Themistocleous, S Shin, D Shooltz, R Shrock, L Simard, N Simos, J Sinclair, G Sinev, J Singh, J Singh, V Singh, R Sipos, FW Sippach, G Sirri, A Sitraka, K Siyeon, D Smargianaki, A Smith, A Smith, E Smith, P Smith, J Smolik, M Smy, P Snopok, M Soares Nunes, H Sobel, M Soderberg, CJ Solano Salinas, S Söldner-Rembold, N Solomey, V Solovov, WE Sondheim, M Sorel, J Soto-Oton, A Sousa, K Soustruznik, F Spagliardi, M Spanu, J Spitz, NJC Spooner, K Spurgeon, R Staley, M Stancari, L Stanco, HM Steiner, J Stewart, B Stillwell, J Stock, F Stocker, T Stokes, M Strait, T Strauss, S Striganov, A Stuart, D Summers, A Surdo, V Susic, L Suter, CM Sutera, R Svoboda, B Szczerbinska, AM Szelc, R Talaga, HA Tanaka, B Tapia Oregui, A Tapper, S Tariq, E Tatar, R Tayloe, AM Teklu, M Tenti, K Terao, CA Ternes, F Terranova, G Testera, A Thea, JL Thompson, C Thorn, SC Timm, A Tonazzo, M Torti, M Tortola, F Tortorici, D Totani, M Toups, C Touramanis, J Trevor, WH Trzaska, YT Tsai, Z Tsamalaidze, KV Tsang, N Tsverava, S Tufanli, C Tull, E Tyley, M Tzanov, MA Uchida, J Urheim, T Usher, MR Vagins, P Vahle, GA Valdiviesso, E Valencia, Z Vallari, JWF Valle, S Vallecorsa, R Van Berg, RG Van de Water, D Vanegas Forero, F Varanini, D Vargas, G Varner, J Vasel, G Vasseur, K Vaziri, S Ventura, A Verdugo, S Vergani, MA Vermeulen, M Verzocchi, H Vieira de Souza, C Vignoli, C Vilela, B Viren, T Vrba, T Wachala, AV Waldron, M Wallbank, H Wang, J Wang, Y Wang, Y Wang, K Warburton, D Warner, M Wascko, D Waters, A Watson, P Weatherly, A Weber, M Weber, H Wei, A Weinstein, D Wenman, M Wetstein, MR While, A White, LH Whitehead, D Whittington, MJ Wilking, C Wilkinson, Z Williams, F Wilson, RJ Wilson, J Wolcott, T Wongjirad, K Wood, L Wood, E Worcester, M Worcester, C Wret, W Wu, W Wu, Y Xiao, G Yang, T Yang, N Yershov, K Yonehara, T Young, B Yu, J Yu, R Zaki, J Zalesak, L Zambelli, B Zamorano, A Zani, L Zazueta, GP Zeller, J Zennamo, K Zeug, C Zhang, M Zhao, E Zhivun, G Zhu, ED Zimmerman, M Zito, S Zucchelli, J Zuklin, V Zutshi, R Zwaska

Neutrino interaction classification with a convolutional neural network in the DUNE far detector

(2020)

Authors:

DUNE Collaboration, B Abi, R Acciarri, MA Acero, G Adamov, D Adams, M Adinolfi, Z Ahmad, J Ahmed, T Alion, S Alonso Monsalve, C Alt, J Anderson, C Andreopoulos, MP Andrews, F Andrianala, S Andringa, A Ankowski, M Antonova, S Antusch, A Aranda-Fernandez, A Ariga, LO Arnold, MA Arroyave, J Asaadi, A Aurisano, V Aushev, D Autiero, F Azfar, H Back, JJ Back, C Backhouse, P Baesso, L Bagby, R Bajou, S Balasubramanian, P Baldi, B Bambah, F Barao, G Barenboim, GJ Barker, W Barkhouse, C Barnes, G Barr, J Barranco Monarca, N Barros, JL Barrow, A Bashyal, V Basque, F Bay, JL Bazo Alba, JF Beacom, E Bechetoille, B Behera, L Bellantoni, G Bellettini, V Bellini, O Beltramello, D Belver, N Benekos, F Bento Neves, J Berger, S Berkman, P Bernardini, RM Berner, H Berns, S Bertolucci, M Betancourt, Y Bezawada, M Bhattacharjee, B Bhuyan, S Biagi, J Bian, M Biassoni, K Biery, B Bilki, M Bishai, A Bitadze, A Blake, B Blanco Siffert, FDM Blaszczyk, GC Blazey, E Blucher, J Boissevain, S Bolognesi, T Bolton, M Bonesini, M Bongrand, F Bonini, A Booth, C Booth, S Bordoni, A Borkum, T Boschi, N Bostan, P Bour, SB Boyd, D Boyden, J Bracinik, D Braga, D Brailsford, A Brandt, J Bremer, C Brew, E Brianne, SJ Brice, C Brizzolari, C Bromberg, G Brooijmans, J Brooke, A Bross, G Brunetti, N Buchanan, H Budd, D Caiulo, P Calafiura, J Calcutt, M Calin, S Calvez, E Calvo, L Camilleri, A Caminata, M Campanelli, D Caratelli, G Carini, B Carlus, P Carniti, I Caro Terrazas, H Carranza, A Castillo, C Castromonte, C Cattadori, F Cavalier, F Cavanna, S Centro, G Cerati, A Cervelli, A Cervera Villanueva, M Chalifour, C Chang, E Chardonnet, A Chatterjee, S Chattopadhyay, J Chaves, H Chen, M Chen, Y Chen, D Cherdack, C Chi, S Childress, A Chiriacescu, K Cho, S Choubey, A Christensen, D Christian, G Christodoulou, E Church, P Clarke, TE Coan, AG Cocco, JAB Coelho, E Conley, JM Conrad, M Convery, L Corwin, P Cotte, L Cremaldi, L Cremonesi, JI Crespo-Anadón, E Cristaldo, R Cross, C Cuesta, Y Cui, D Cussans, M Dabrowski, H da Motta, L Da Silva Peres, C David, Q David, GS Davies, S Davini, J Dawson, K De, RM De Almeida, P Debbins, I De Bonis, MP Decowski, A de Gouvêa, PC De Holanda, IL De Icaza Astiz, A Deisting, P De Jong, A Delbart, D Delepine, M Delgado, A Dell'Acqua, P De Lurgio, JRT de Mello Neto, DM DeMuth, S Dennis, C Densham, G Deptuch, A De Roeck, V De Romeri, JJ De Vries, R Dharmapalan, M Dias, F Diaz, JS Díaz, S Di Domizio, L Di Giulio, P Ding, L Di Noto, C Distefano, R Diurba, M Diwan, Z Djurcic, N Dokania, MJ Dolinski, L Domine, D Douglas, F Drielsma, D Duchesneau, K Duffy, P Dunne, T Durkin, H Duyang, O Dvornikov, DA Dwyer, AS Dyshkant, M Eads, D Edmunds, J Eisch, S Emery, A Ereditato, CO Escobar, L Escudero Sanchez, JJ Evans, E Ewart, AC Ezeribe, K Fahey, A Falcone, C Farnese, Y Farzan, J Felix, E Fernandez-Martinez, P Fernandez Menendez, F Ferraro, L Fields, A Filkins, F Filthaut, RS Fitzpatrick, W Flanagan, B Fleming, R Flight, J Fowler, W Fox, J Franc, K Francis, D Franco, J Freeman, J Freestone, J Fried, A Friedland, S Fuess, I Furic, AP Furmanski, A Gago, H Gallagher, A Gallego-Ros, N Gallice, V Galymov, E Gamberini, T Gamble, R Gandhi, R Gandrajula, S Gao, F García-Carballeira, D Garcia-Gamez, MÁ García-Peris, S Gardiner, D Gastler, G Ge, B Gelli, A Gendotti, S Gent, Z Ghorbani-Moghaddam, D Gibin, I Gil-Botella, C Girerd, AK Giri, D Gnani, O Gogota, M Gold, S Gollapinni, K Gollwitzer, RA Gomes, LV Gomez Bermeo, LS Gomez Fajardo, F Gonnella, JA Gonzalez-Cuevas, MC Goodman, O Goodwin, S Goswami, C Gotti, E Goudzovski, C Grace, M Graham, E Gramellini, R Gran, E Granados, A Grant, C Grant, D Gratieri, P Green, S Green, L Greenler, M Greenwood, J Greer, WC Griffith, M Groh, J Grudzinski, K Grzelak, W Gu, V Guarino, R Guenette, A Guglielmi, B Guo, KK Guthikonda, R Gutierrez, P Guzowski, MM Guzzo, S Gwon, A Habig, A Hackenburg, H Hadavand, R Haenni, A Hahn, J Haigh, J Haiston, T Hamernik, P Hamilton, J Han, K Harder, DA Harris, J Hartnell, T Hasegawa, R Hatcher, E Hazen, A Heavey, KM Heeger, J Heise, K Hennessy, S Henry, MA Hernandez Morquecho, K Herner, L Hertel, AS Hesam, V Hewes, A Higuera, T Hill, SJ Hillier, A Himmel, J Hoff, C Hohl, A Holin, E Hoppe, GA Horton-Smith, M Hostert, A Hourlier, B Howard, R Howell, J Huang, J Huang, J Hugon, G Iles, N Ilic, AM Iliescu, R Illingworth, A Ioannisian, R Itay, A Izmaylov, E James, B Jargowsky, F Jediny, C Jesùs-Valls, X Ji, L Jiang, S Jiménez, A Jipa, A Joglekar, C Johnson, R Johnson, B Jones, S Jones, CK Jung, T Junk, Y Jwa, M Kabirnezhad, A Kaboth, I Kadenko, F Kamiya, G Karagiorgi, A Karcher, M Karolak, Y Karyotakis, S Kasai, SP Kasetti, L Kashur, N Kazaryan, E Kearns, P Keener, KJ Kelly, E Kemp, W Ketchum, SH Kettell, M Khabibullin, A Khotjantsev, A Khvedelidze, D Kim, B King, B Kirby, M Kirby, J Klein, K Koehler, LW Koerner, S Kohn, PP Koller, M Kordosky, T Kosc, U Kose, VA Kostelecký, K Kothekar, F Krennrich, I Kreslo, Y Kudenko, VA Kudryavtsev, S Kulagin, J Kumar, R Kumar, C Kuruppu, V Kus, T Kutter, A Lambert, K Lande, CE Lane, K Lang, T Langford, P Lasorak, D Last, C Lastoria, A Laundrie, A Lawrence, I Lazanu, R LaZur, T Le, J Learned, P LeBrun, G Lehmann Miotto, R Lehnert, MA Leigui de Oliveira, M Leitner, M Leyton, L Li, S Li, SW Li, T Li, Y Li, H Liao, CS Lin, S Lin, A Lister, BR Littlejohn, J Liu, S Lockwitz, T Loew, M Lokajicek, I Lomidze, K Long, K Loo, D Lorca, T Lord, JM LoSecco, WC Louis, KB Luk, X Luo, N Lurkin, T Lux, VP Luzio, D MacFarland, AA Machado, P Machado, CT Macias, JR Macier, A Maddalena, P Madigan, S Magill, K Mahn, A Maio, JA Maloney, G Mandrioli, J Maneira, L Manenti, S Manly, A Mann, K Manolopoulos, M Manrique Plata, A Marchionni, W Marciano, D Marfatia, C Mariani, J Maricic, F Marinho, AD Marino, M Marshak, C Marshall, J Marshall, J Marteau, J Martin-Albo, N Martinez, DA Martinez Caicedo, S Martynenko, K Mason, A Mastbaum, M Masud, S Matsuno, J Matthews, C Mauger, N Mauri, K Mavrokoridis, R Mazza, A Mazzacane, E Mazzucato, E McCluskey, N McConkey, KS McFarland, C McGrew, A McNab, A Mefodiev, P Mehta, P Melas, M Mellinato, O Mena, S Menary, H Mendez, A Menegolli, G Meng, MD Messier, W Metcalf, M Mewes, H Meyer, T Miao, G Michna, T Miedema, J Migenda, R Milincic, W Miller, J Mills, C Milne, O Mineev, OG Miranda, S Miryala, CS Mishra, SR Mishra, A Mislivec, D Mladenov, I Mocioiu, K Moffat, N Moggi, R Mohanta, TA Mohayai, N Mokhov, J Molina, L Molina Bueno, A Montanari, C Montanari, D Montanari, LM Montano Zetina, J Moon, M Mooney, A Moor, D Moreno, B Morgan, C Morris, C Mossey, E Motuk, CA Moura, J Mousseau, W Mu, L Mualem, J Mueller, M Muether, S Mufson, F Muheim, A Muir, M Mulhearn, H Muramatsu, S Murphy, J Musser, J Nachtman, S Nagu, M Nalbandyan, R Nandakumar, D Naples, S Narita, D Navas-Nicolás, N Nayak, M Nebot-Guinot, L Necib, K Negishi, JK Nelson, J Nesbit, M Nessi, D Newbold, M Newcomer, D Newhart, R Nichol, E Niner, K Nishimura, A Norman, A Norrick, R Northrop, P Novella, JA Nowak, M Oberling, A 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The 16th data release of the Sloan Digital Sky Surveys: first release from the APOGEE-2 Southern Survey and full release of eBOSS spectra

Astrophysical Journal Supplement American Astronomical Society 249:1 (2020) 3

Authors:

Romina Ahumada, Carlos Allende Prieto, Andres Almeida, Martin Bureau, Michele Cappellari, Roger Davies, Eva-Maria Mueller, Rebecca Smethurst, SDSS-IV Collaboration SDSS-IV Collaboration

Abstract:

This paper documents the 16th data release (DR16) from the Sloan Digital Sky Surveys (SDSS), the fourth and penultimate from the fourth phase (SDSS-IV). This is the first release of data from the Southern Hemisphere survey of the Apache Point Observatory Galactic Evolution Experiment 2 (APOGEE-2); new data from APOGEE-2 North are also included. DR16 is also notable as the final data release for the main cosmological program of the Extended Baryon Oscillation Spectroscopic Survey (eBOSS), and all raw and reduced spectra from that project are released here. DR16 also includes all the data from the Time Domain Spectroscopic Survey and new data from the SPectroscopic IDentification of ERosita Survey programs, both of which were co-observed on eBOSS plates. DR16 has no new data from the Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) survey (or the MaNGA Stellar Library "MaStar"). We also preview future SDSS-V operations (due to start in 2020), and summarize plans for the final SDSS-IV data release (DR17).