Items where Author is "Howell, D. Andrew"

Faris, Sara and Arcavi, Iair and Makrygianni, Lydia and Hiramatsu, Daichi and Terreran, Giacomo and Farah, Joseph and Howell, D. Andrew and McCully, Curtis and Newsome, Megan and Gonzalez, Estefania Padilla and Pellegrino, Craig and Bostroem, K. Azalee and Abojanb, Wiam and Lam, Marco C. and Tomasella, Lina and Brink, Thomas G. and Filippenko, Alexei V. and French, K. Decker and Clark, Peter and Graur, Or and Leloudas, Giorgos and Gromadzki, Mariusz and Anderson, Joseph P. and Nicholl, Matt and Gutiérrez, Claudia P. and Kankare, Erkki and Inserra, Cosimo and Galbany, Lluís and Reynolds, Thomas and Mattila, Seppo and Heikkilä, Teppo and Wang, Yanan and Onori, Francesca and Wevers, Thomas and Coughlin, Eric R. and Charalampopoulos, Panos and Johansson, Joel (2024) Light-curve Structure and Hα Line Formation in the Tidal Disruption Event AT 2019azh. The Astrophysical Journal, 969 (2): 104. ISSN 0004-637X

Kwok, Lindsey and Siebert, Matthew and Johansson, Joel and Jha, Saurabh W and Blondin, Stéphane and Dessart, Luc and Foley, Ryan and Hillier, Desmond John and Larison, Conor and Pakmor, Ruediger and Temim, Tea and Andrews, J.E. and Auchettl, Katie and Badenes, Carles and Barna, Barnabás and Bostroem, K. Azalee and Newman, Max J. B. and Brink, Thomas G. and Rosell, María José Bustamante and Camacho-Neves, Yssavo and Clocchiatti, Alejandro and Coulter, David and Davis, Kyle and Deckers, Maxime and Dimitriadis, Georgios and Dong, Yize and Farah, Joseph R. and Filippenko, Alexei and Flörs, Andreas and Fox, Ori and Garnavich, Peter and Gonzalez, Estefania Padilla and Graur, Or and Hambsch, Franz-Josef and Hosseinzadeh, Griffin and Howell, D. Andrew and Hughes, John P. and Kerzendorf, Wolfgang and Saux, Xavier Le and Maeda, Keiichi and Maguire, Kate and McCully, Curtis and Mihalenko, Cassidy and Newsome, Megan and O'Brien, John and Pearson, Jeniveve and Pellegrino, Craig and Pierel, Justin R. and Polin, Abigail and Rest, Armin and Rojas-Bravo, Cesar and Sand, David and Schwab, Michaela and Shahbandeh, Melissa and Shrestha, Manisha and Smith, Nathan and Strolger, Louis-Gregory and Szalai, Tamas and Taggart, Kirsty and Terreran, Giacomo and Terwel, Jacco and Tinyanont, Samaporn and VALENTI, Stefano and Vinko, Jozsef and Wheeler, J. Craig and Yang, Yi and Zheng, Weikang and Ashall, Chris and DerKacy, James M and Galbany, Lluís and Hoeflich, Peter and de Jaeger, Thomas and Lu, Jing and Maund, Justyn and Medler, Kyle and Morrell, Nidia Irene and Shappee, Benjamin and Stritzinger, Maximilian and Suntzeff, Nicholas B. and Tucker, Michael and Wang, Lifan (2024) Ground-based and JWST Observations of SN 2022pul. II. Evidence from Nebular Spectroscopy for a Violent Merger in a Peculiar Type Ia Supernova. The Astrophysical Journal, 966 (1): 135. ISSN 0004-637X

Wang, Lingzhi and Hu, Maokai and Wang, Lifan and Yang, Yi and Yang, Jiawen and Gomez, Haley and Chen, Sijie and Hu, Lei and Chen, Ting-Wan and Mo, Jun and Wang, Xiaofeng and Baade, Dietrich and Hoeflich, Peter and Wheeler, J. Craig and Pignata, Giuliano and Burke, Jamison and Hiramatsu, Daichi and Howell, D. Andrew and McCully, Curtis and Pellegrino, Craig and Galbany, Lluís and Hsiao, Eric Y. and Sand, David J. and Zhang, Jujia and Uddin, Syed A. and Anderson, J. P. and Ashall, Chris and Cheng, Cheng and Gromadzki, Mariusz and Inserra, Cosimo and Lin, Han and Morrell, N. and Morales-Garoffolo, Antonia and Müller-Bravo, T. E. and Nicholl, Matt and Gonzalez, Estefania Padilla and Phillips, M. M. and Pineda-García, J. and Sai, Hanna and Smith, Mathew and Shahbandeh, M. and Srivastav, Shubham and Stritzinger, M. D. and Yang, Sheng and Young, D. R. and Yu, Lixin and Zhang, Xinghan (2024) Newly formed dust within the circumstellar environment of SN Ia-CSM 2018evt. Nature Astronomy, 8. pp. 504-509. ISSN 2397-3366

Pearson, Jeniveve and Sand, David and Lundqvist, Peter and Galbany, Lluís and Andrews, J.E. and Bostroem, K. Azalee and Dong, Yize and Hoang, Emily and Hosseinzadeh, Griffin and Janzen, Daryl and Jencson, Jacob and Lundquist, Michael and Mehta, Darshana and Meza, Nicolas and Shrestha, Manisha and VALENTI, Stefano and Wyatt, Samuel and Anderson, Joseph and Ashall, Chris and Auchettl, Katie and Baron, Edward and Blondin, Stéphane and Burns, Christopher R. and CAI, YONGZHI and Chen, Ting-Wan and Chomiuk, Laura and Coulter, David and Cross, Dane and Davis, Kyle and de Jaeger, Thomas and DerKacy, James M and Desai, Dhvanil D. and Dimitriadis, Georgios and Do, Aaron and Farah, Joseph R. and Foley, Ryan and Gromadzki, Mariusz and Gutiérrez, Claudia P. and Haislip, Joshua and Hernández, Jonay I. González and Hinkle, Jason and Hoogendam, Willem and Howell, D. Andrew and Hoeflich, Peter and Hsiao, Eric Y. and Huber, Mark E. and Jha, Saurabh W and Jiménez-Palau, Cristina and Kilpatrick, Charles and Kouprianov, Vladimir and Kumar, Sahana and Kwok, Lindsey and Larison, Conor and LeBaron, Natalie and Saux, Xavier Le and Lu, Jing and McCully, Curtis and Mera, Tyco and Milne, Peter and Modjaz, Maryam and Morrell, Nidia Irene and Müller-Bravo, Tomás E. and Newsome, Megan and Nicholl, Matt and Gonzalez, Estefania Padilla and Payne, Anna and Pellegrino, Craig and Phan, Kim and Pineda-García, Jonathan and Piro, Anthony and Piscarreta, Lara and Polin, Abigail and Reichart, Daniel and Rojas-Bravo, Cesar and Ryder, Stuart D and Salmaso, Irene and Schwab, Michaela and Shahbandeh, Melissa and Shappee, Benjamin and Siebert, Matthew and Smith, Nathan and Strader, Jay and Taggart, Kirsty and Terreran, Giacomo and Tinyanont, Samaporn and Tucker, Michael and Valerin, Giorgio and Young, David (2024) Strong Carbon Features and a Red Early Color in the Underluminous Type Ia SN 2022xkq. The Astrophysical Journal, 960 (1): 29. ISSN 0004-637X

Siebert, Matthew and Kwok, Lindsey and Johansson, Joel and Jha, Saurabh W and Blondin, Stéphane and Dessart, Luc and Foley, Ryan and Hillier, Desmond John and Larison, Conor and Pakmor, Ruediger and Temim, Tea and Andrews, J.E. and Auchettl, Katie and Badenes, Carles and Barna, Barnabás and Bostroem, K. Azalee and Newman, Max J. B. and Brink, Thomas G. and Rosell, María José Bustamante and Camacho-Neves, Yssavo and Clocchiatti, Alejandro and Coulter, David and Davis, Kyle and Deckers, Maxime and Dimitriadis, Georgios and Dong, Yize and Farah, Joseph R. and Filippenko, Alexei and Flörs, Andreas and Fox, Ori and Garnavich, Peter and Gonzalez, Estefania Padilla and Graur, Or and Hambsch, Franz-Josef and Hosseinzadeh, Griffin and Howell, D. Andrew and Hughes, John P. and Kerzendorf, Wolfgang and Saux, Xavier Le and Maeda, Keiichi and Maguire, Kate and McCully, Curtis and Mihalenko, Cassidy and Newsome, Megan and O'Brien, John and Pearson, Jeniveve and Pellegrino, Craig and Pierel, Justin R. and Polin, Abigail and Rest, Armin and Rojas-Bravo, Cesar and Sand, David and Schwab, Michaela and Shahbandeh, Melissa and Shrestha, Manisha and Smith, Nathan and Strolger, Louis-Gregory and Szalai, Tamas and Taggart, Kirsty and Terreran, Giacomo and Terwel, Jacco and Tinyanont, Samaporn and VALENTI, Stefano and Vinko, Jozsef and Wheeler, J. Craig and Yang, Yi and Zheng, Weikang and Ashall, Chris and DerKacy, James M and Galbany, Lluís and Hoeflich, Peter and Hsiao, Eric Y. and de Jaeger, Thomas and Lu, Jing and Maund, Justyn and Medler, Kyle and Morrell, Nidia Irene and Shappee, Benjamin and Stritzinger, Maximilian and Suntzeff, Nicholas B. and Tucker, Michael and Wang, Lifan (2024) Ground-based and JWST Observations of SN 2022pul. I. Unusual Signatures of Carbon, Oxygen, and Circumstellar Interaction in a Peculiar Type Ia Supernova. The Astrophysical Journal, 960 (1): ad0975. ISSN 0004-637X

Dgany, Yael and Arcavi, Iair and Makrygianni, Lydia and Pellegrino, Craig and Howell, D. Andrew (2023) Needle in a Haystack: Finding Supermassive Black Hole-related Flares in the Zwicky Transient Facility Public Survey. The Astrophysical Journal, 957 (1): 57. ISSN 0004-637X

Makrygianni, Lydia and Trakhtenbrot, Benny and Arcavi, Iair and Ricci, Claudio and Lam, Marco C. and Horesh, Assaf and Sfaradi, Itai and Bostroem, K. Azalee and Hosseinzadeh, Griffin and Howell, D. Andrew and Pellegrino, Craig and Fender, Rob and Green, David A. and Williams, David R. A. and Bright, Joe (2023) AT 2021loi : A Bowen Fluorescence Flare with a Rebrightening Episode Occurring in a Previously Known AGN. The Astrophysical Journal, 953 (1): 32. ISSN 0004-637X

Kilpatrick, Charles D. and Coulter, David A. and Arcavi, Iair and Brink, Thomas G. and Dimitriadis, Georgios and Filippenko, Alexei V. and Foley, Ryan J. and Howell, D. Andrew and Jones, David O. and Kasen, Daniel and Makler, Martin and Piro, Anthony L. and Rojas-Bravo, César and Sand, David J. and Swift, Jonathan J. and Tucker, Douglas and Zheng, WeiKang and Allam, Sahar S. and Annis, James T. and Antilen, Juanita and Bachmann, Tristan G. and Bloom, Joshua S. and Bom, Clecio R. and Bostroem, K. Azalee and Brout, Dillon and Burke, Jamison and Butler, Robert E. and Butner, Melissa and Campillay, Abdo and Clever, Karoli E. and Conselice, Christopher J. and Cooke, Jeff and Dage, Kristen C. and de Carvalho, Reinaldo R. and de Jaeger, Thomas and Desai, Shantanu and Garcia, Alyssa and Garcia-Bellido, Juan and Gill, Mandeep S. S. and Girish, Nachiket and Hallakoun, Na’ama and Herner, Kenneth and Hiramatsu, Daichi and Holz, Daniel E. and Huber, Grace and Kawash, Adam M. and McCully, Curtis and Medallon, Sophia A. and Metzger, Brian D. and Modak, Shaunak and Morgan, Robert and Muñoz, Ricardo R. and Muñoz-Elgueta, Nahir and Murakami, Yukei S. and Felipe, Olivares E. and Palmese, Antonella and Patra, Kishore C. and Pereira, Maria E. S. and Pessi, Thallis L. and Pineda-Garcia, J. and Quirola-Vásquez, Jonathan and Ramirez-Ruiz, Enrico and Rembold, Sandro Barboza and Rest, Armin and Rodríguez, Ósmar and Santana-Silva, Luidhy and Sherman, Nora F. and Siebert, Matthew R. and Smith, Carli and Smith, J. Allyn and Soares-Santos, Marcelle and Stacey, Holland and Stahl, Benjamin E. and Strader, Jay and Strasburger, Erika and Sunseri, James and Tinyanont, Samaporn and Tucker, Brad E. and Ulloa, Natalie and Valenti, Stefano and Vasylyev, Sergiy S. and Wiesner, Matthew P. and Zhang, Keto D. (2021) The Gravity Collective: A Search for the Electromagnetic Counterpart to the Neutron Star–Black Hole Merger GW190814. The Astrophysical Journal, 923 (2): 258. ISSN 0004-637X

Wang, Qinan and Rest, Armin and Zenati, Yossef and Ridden-Harper, Ryan and Dimitriadis, Georgios and Narayan, Gautham and Villar, V. Ashley and Magee, Mark R. and Foley, Ryan J. and Shaya, Edward J. and Garnavich, Peter and Wang, Lifan and Hu, Lei and Bódi, Attila and Armstrong, Patrick and Auchettl, Katie and Barclay, Thomas and Barentsen, Geert and Bognár, Zsófia and Brimacombe, Joseph and Bulger, Joanna and Burke, Jamison and Challis, Peter and Chambers, Kenneth and Coulter, David A. and Csörnyei, Géza and Cseh, Borbála and Deckers, Maxime and Dotson, Jessie L. and Galbany, Lluís and González-Gaitán, Santiago and Gromadzki, Mariusz and Gully-Santiago, Michael and Hanyecz, Ottó and Hedges, Christina and Hiramatsu, Daichi and Hosseinzadeh, Griffin and Howell, D. Andrew and Howell, Steve B. and Huber, Mark E. and Jha, Saurabh W. and Jones, David O. and Könyves-Tóth, Réka and Kalup, Csilla and Kilpatrick, Charles D. and Kriskovics, Levente and Li, Wenxiong and Lowe, Thomas B and Margheim, Steven and McCully, Curtis and Mitra, Ayan and Muñoz, Jose A. and Nicholl, Matt and Nordin, Jakob and Pál, András and Pan, Yen-Chen and Piro, Anthony L. and Rest, Sofia and Rino-Silvestre, João and Rojas-Bravo, César and Sárneczky, Krisztián and Siebert, Matthew R. and Smartt, Stephen J. and Smith, Ken and Sódor, Ádám and Stritzinger, Maximilian D. and Szabó, Róbert and Szakáts, Róbert and Tucker, Brad E. and Vinkó, József and Wang, Xiaofeng and Wheeler, J. Craig and Young, David R. and Zenteno, Alfredo and Zhang, KaiCheng and Zsidi, Gabriella (2021) SN 2018agk: A Prototypical Type Ia Supernova with a Smooth Power-law Rise in Kepler (K2). The Astrophysical Journal, 923 (2): 167. ISSN 0004-637X

Armstrong, P. and Tucker, B. E. and Rest, A. and Ridden-Harper, R. and Zenati, Y. and Piro, A. L. and Hinton, S. and Lidman, C. and Margheim, S. and Narayan, G. and Shaya, E. and Garnavich, P. and Kasen, D. and Villar, V. and Zenteno, A. and Arcavi, I and Drout, M. and Foley, R. J. and Wheeler, J. and Anais, J. and Campillay, A. and Coulter, D. and Dimitriadis, G. and Jones, D. and Kilpatrick, C. D. and Munoz-Elgueta, N. and Rojas-Bravo, C. and Vargas-Gonzalez, J. and Bulger, J. and Chambers, K. and Huber, M. and Lowe, T. and Magnier, E. and Shappee, B. J. and Smartt, S. and Smith, K. W. and Barclay, T. and Barentsen, G. and Dotson, J. and Gully-Santiago, M. and Hedges, C. and Howell, S. and Cody, A. and Auchettl, K. and Bodi, A. and Bognar, Zs and Brimacombe, J. and Brown, P. and Cseh, B. and Galbany, L. and Hiramatsu, D. and Holoien, T. W-S and Howell, D. Andrew and Jha, S. W. and Konyves-Toth, R. and Kriskovics, L. and McCully, C. and Milne, P. and Munoz, J. and Pan, Y. and Pal, A. and Sai, H. and Sarneczky, K. and Smith, N. and Sodor, A. and Szabo, R. and Szakats, R. and Valenti, S. and Vinko, J. and Wang, X. and Zhang, K. and Zsidi, G. (2021) SN2017jgh: a high-cadence complete shock cooling light curve of a SN IIb with the Kepler telescope. Monthly Notices of the Royal Astronomical Society, 507 (3). pp. 3125-3138. ISSN 0035-8711

Barna, Barnabas and Szalai, Tamas and Jha, Saurabh W. and Camacho-Neves, Yssavo and Kwok, Lindsey and Foley, Ryan J. and Kilpatrick, Charles D. and Coulter, David A. and Dimitriadis, Georgios and Rest, Armin and Rojas-Bravo, Cesar and Siebert, Matthew R. and Brown, Peter J. and Burke, Jamison and Gonzalez, Estefania Padilla and Hiramatsu, Daichi and Howell, D. Andrew and McCully, Curtis and Pellegrino, Craig and Dobson, Matthew and Smartt, Stephen J. and Swift, Jonathan J. and Stacey, Holland and Rahman, Mohammed and Sand, David J. and Andrews, Jennifer and Wyatt, Samuel and Hsiao, Eric Y. and Anderson, Joseph P. and Chen, Ting-Wan and Della Valle, Massimo and Galbany, Lluis and Gromadzki, Mariusz and Inserra, Cosimo and Lyman, Joe and Magee, Mark and Maguire, Kate and Mueller-Bravo, Tomas E. and Nicholl, Matt and Srivastav, Shubham and Williams, Steven C. (2020) SN 2019muj-a well-observed Type Iax supernova that bridges the luminosity gap of the class. Monthly Notices of the Royal Astronomical Society, 501 (1). pp. 1078-1099. ISSN 0035-8711

Jacobson-Galan, Wynn V. and Margutti, Raffaella and Kilpatrick, Charles D. and Hiramatsu, Daichi and Perets, Hagai and Khatami, David and Foley, Ryan J. and Raymond, John and Yoon, Sung-Chul and Bobrick, Alexey and Zenati, Yossef and Galbany, Lluis and Andrews, Jennifer and Brown, Peter J. and Cartier, Regis and Coppejans, Deanne L. and Dimitriadis, Georgios and Dobson, Matthew and Hajela, Aprajita and Howell, D. Andrew and Kuncarayakti, Hanindyo and Milisavljevic, Danny and Rahman, Mohammed and Rojas-Bravo, Cesar and Sand, David J. and Shepherd, Joel and Smartt, Stephen J. and Stacey, Holland and Stroh, Michael and Swift, Jonathan J. and Terreran, Giacomo and Vinko, Jozsef and Wang, Xiaofeng and Anderson, Joseph P. and Baron, Edward A. and Berger, Edo and Blanchard, Peter K. and Burke, Jamison and Coulter, David A. and DeMarchi, Lindsay and DerKacy, James M. and Fremling, Christoffer and Gomez, Sebastian and Gromadzki, Mariusz and Hosseinzadeh, Griffin and Kasen, Daniel and Kriskovics, Levente and McCully, Curtis and Muller-Bravo, Tomas E. and Nicholl, Matt and Ordasi, Andras and Pellegrino, Craig and Piro, Anthony L. and Pal, Andras and Ren, Juanjuan and Rest, Armin and Rich, R. Michael and Sai, Hanna and Sarneczky, Krisztian and Shen, Ken J. and Short, Philip and Siebert, Matthew R. and Stauffer, Candice and Szakats, Robert and Zhang, Xinhan and Zhang, Jujia and Zhang, Kaicheng (2020) SN 2019ehk: A Double-peaked Ca-rich Transient with Luminous X-Ray Emission and Shock-ionized Spectral Features. The Astrophysical Journal, 898 (2): 166. ISSN 0004-637X

de Jaeger, Thomas and Gonzales-Gaitan, S. and Hamuy, M. and Galbany, L. and Anderson, J. P. and Phillips, M. M. and Stritzinger, M. D. and Carlberg, R. G. and Sullivan, M. and Gutierrez, C. P. and Hook, Isobel and Howell, D. Andrew and Hsiao, E. Y. and Kuncarayakti, H. and Ruhlmann-Kleider, V. and Folatelli, G. and Pritchet, C. and Basa, S. (2017) A Type II Supernova Hubble Diagram from the CSP-I, SDSS-II and SNLS Surveys. The Astrophysical Journal, 835 (2): 166. ISSN 0004-637X

White, Christopher J. and Kasliwal, Mansi M. and Nugent, Peter E. and Gal-Yam, Avishay and Howell, D. Andrew and Sullivan, Mark and Goobar, Ariel and Piro, Anthony L. and Bloom, Joshua S. and Kulkarni, Shrinivas R. and Laher, Russ R. and Masci, Frank and Ofek, Eran O. and Surace, Jason and Ben-Ami, Sagi and Cao, Yi and Cenko, S. Bradley and Hook, Isobel M. and Jonsson, Jakob and Matheson, Thomas and Sternberg, Assaf and Quimby, Robert M. and Yaron, Ofer (2015) Slow-speed supernovae from the Palomar transient factory : two channels. The Astrophysical Journal, 799 (1): 52. ISSN 0004-637X

Silverman, Jeffrey M. and Nugent, Peter E. and Gal-Yam, Avishay and Sullivan, Mark and Howell, D. Andrew and Filippenko, Alexei V. and Pan, Yen-Chen and Cenko, S. Bradley and Hook, Isobel M. (2013) Late-time spectral observations of the strongly interacting type Ia supernova PTF11kx. The Astrophysical Journal, 772 (2): 125. ISSN 0004-637X