Zobrazeno 1 - 10
of 82
pro vyhledávání: '"Wyatt, Samuel"'
Autor:
Meza-Retamal, Nicolas, Dong, Yize, Bostroem, K. Azalee, Valenti, Stefano, Galbany, Lluis, Pearson, Jeniveve, Hosseinzadeh, Griffin, Andrews, Jennifer E., Sand, David J., Jencson, Jacob E., Janzen, Daryl, Lundquist, Michael J., Hoang, Emily T., Wyatt, Samuel, Brown, Peter J., Howell, D. Andrew, Newsome, Megan, Gonzalez, Estefania Padilla, Pellegrino, Craig, Terreran, Giacomo, Kouprianov, Vladimir, Hiramatsu, Daichi, Jha, Saurabh W., Smith, Nathan, Haislip, Joshua, Reichart, Daniel E., Shrestha, Manisha, Rosales-Ortega, F. Fabián
We present comprehensive optical observations of SN~2021gmj, a Type II supernova (SN~II) discovered within a day of explosion by the Distance Less Than 40~Mpc (DLT40) survey. Follow-up observations show that SN~2021gmj is a low-luminosity SN~II (LL~S
Externí odkaz:
http://arxiv.org/abs/2401.04027
Autor:
Andrews, Jennifer E., Pearson, Jeniveve, Hosseinzadeh, Griffin, Bostroem, K. Azalee, Dong, Yize, Shrestha, Manisha, Jencson, Jacob E., Sand, David J., Valenti, S., Hoang, Emily, Janzen, Daryl, Lundquist, M. J., Meza, Nicolas, Wyatt, Samuel, Jha, Saurabh W., Simpson, Chris, Farah, Joseph, Gonzalez, Estefania Padilla, Howell, D. Andrew, McCully, Curtis, Newsome, Megan, Pellegrino, Craig, Terreran, Giacomo
We present high cadence optical and ultraviolet observations of the Type II supernova (SN), SN 2022jox which exhibits early spectroscopic high ionization flash features of \ion{H}{1}, \ion{He}{2}, \ion{C}{4}, and \ion{N}{4} that disappear within the
Externí odkaz:
http://arxiv.org/abs/2310.16092
Autor:
Hosseinzadeh, Griffin, Paterson, Kerry, Rastinejad, Jillian C., Shrestha, Manisha, Daly, Philip N., Lundquist, Michael J., Sand, David J., Fong, Wen-fai, Bostroem, K. Azalee, Hall, Saarah, Wyatt, Samuel D., Gibbs, Alex R., Christensen, Eric, Lindstrom, William, Nation, Jonathan, Chatelain, Joseph, McCully, Curtis
Publikováno v:
The Astrophysical Journal, 964:35 (18pp), 2024 March 20
We present upgraded infrastructure for Searches after Gravitational Waves Using ARizona Observatories (SAGUARO) during LIGO, Virgo, and KAGRA's fourth gravitational-wave (GW) observing run (O4). These upgrades implement many of the lessons we learned
Externí odkaz:
http://arxiv.org/abs/2310.08624
Autor:
Shrestha, Manisha, Pearson, Jeniveve, Wyatt, Samuel, Sand, David J., Hosseinzadeh, Griffin, Bostroem, K. Azalee, Andrews, Jennifer E., Dong, Yize, Hoang, Emily, Janzen, Daryl, Jencson, Jacob E., Lundquist, M. J., Mehta, Darshana, Retamal, 4 Nicolas Meza, Valenti, Stefano, Rastinejad, Jillian C., Daly, Phil, Porter, Dallan, Hinz, Joannah, Self, Skyler, Weiner, Benjamin, Williams, Grant G., Hiramatsu, Daichi, Howell, D. Andrew, McCully, Curtis, Gonzalez, Estefania Padilla, Pellegrino, Craig, Terreran, Giacomo, Newsome, Megan, Farah, Joseph, Itagaki, Koichi, Jha, Saurabh W., Kwok, Lindsey, Smith, Nathan, Schwab, Michaela, Rho, Jeonghee, Yang, Yi
We present high-cadence photometric and spectroscopic observations of SN~2023axu, a classical Type II supernova with an absolute $V$-band peak magnitude of $-16.5 \pm 0.1$ mag. SN~2023axu was discovered by the Distance Less Than 40 Mpc (DLT40) survey
Externí odkaz:
http://arxiv.org/abs/2310.00162
Autor:
Pearson, Jeniveve, Sand, David J., Lundqvist, Peter, Galbany, Lluís, Andrews, Jennifer E., Bostroem, K. Azalee, Dong, Yize, Hoang, Emily, Hosseinzadeh, Griffin, Janzen, Daryl, Jencson, Jacob E., Lundquist, Michael J., Mehta, Darshana, Retamal, Nicolás Meza, Shrestha, Manisha, Valenti, Stefano, Wyatt, Samuel, Anderson, Joseph P., Ashall, Chris, Auchettl, Katie, Baron, Eddie, Blondin, Stéphane, Burns, Christopher R., Cai, Yongzhi, Chen, Ting-Wan, Chomiuk, Laura, Coulter, David A., Cross, Dane, Davis, Kyle W., de Jaeger, Thomas, DerKacy, James M., Desai, Dhvanil D., Dimitriadis, Georgios, Do, Aaron, Farah, Joseph R., Foley, Ryan J., Gromadzki, Mariusz, Gutiérrez, Claudia P., Haislip, Joshua, Hernández, Jonay I. González, Hinkle, Jason T., Hoogendam, Willem B., Howell, D. Andrew, Hoeflich, Peter, Hsiao, Eric, Huber, Mark E., Jha, Saurabh W., Palau, Cristina Jiménez, Kilpatrick, Charles D., Kouprianov, Vladimir, Kumar, Sahana, Kwok, Lindsey A., Larison, Conor, LeBaron, Natalie, Saux, Xavier Le, Lu, Jing, McCully, Curtis, Evans, Tycho Mera, Milne, Peter, Modjaz, Maryam, Morrell, Nidia, Müller-Bravo, Tomás E., Newsome, Megan, Nicholl, Matt, Gonzalez, Estefania Padilla, Payne, Anna V., Pellegrino, Craig, Phan, Kim, Pineda-García, Jonathan, Piro, Anthony L., Piscarreta, Lara, Polin, Abigail, Reichart, Daniel E., Rojas-Bravo, César, Ryder, Stuart D., Salmaso, Irene, Schwab, Michaela, Shahbandeh, Melissa, Shappee, Benjamin J., Siebert, Matthew R., Smith, Nathan, Strader, Jay, Taggart, Kirsty, Terreran, Giacomo, Tinyanont, Samaporn, Tucker, M. A., Valerin, Giorgio, Young, D. R.
We present optical, infrared, ultraviolet, and radio observations of SN 2022xkq, an underluminous fast-declining type Ia supernova (SN Ia) in NGC 1784 ($\mathrm{D}\approx31$ Mpc), from $<1$ to 180 days after explosion. The high-cadence observations o
Externí odkaz:
http://arxiv.org/abs/2309.10054
Autor:
Dong, Yize, Valenti, Stefano, Ashall, Chris, Williamson, Marc, Sand, David J., Van Dyk, Schuyler D., Jha, Saurabh W., Lundquist, Michael, Modjaz, Maryam, Andrews, Jennifer E., Jencson, Jacob E., Hosseinzadeh, Griffin, Pearson, Jeniveve, Kwok, Lindsey A., Boland, Teresa, Hsiao, Eric Y., Smith, Nathan, Elias-Rosa, Nancy, Srivastav, Shubham, Smartt, Stephen, Fulton, Michael, Zheng, WeiKang, Brink, Thomas G., Filippenko, Alexei V., Shahbandeh, Melissa, Bostroem, K. Azalee, Hoang, Emily, Janzen, Daryl, Mehta, Darshana, Meza, Nicolas, Shrestha, Manisha, Wyatt, Samuel, Auchettl, Katie, Burns, Christopher R., Farah, Joseph, Galbany, L., Gonzalez, Estefania Padilla, Haislip, Joshua, Hinkle, Jason T., Howell, D. Andrew, De Jaeger, Thomas, Kouprianov, Vladimir, Kumar, Sahana, Lu, Jing, McCully, Curtis, Moran, Shane, Morrell, Nidia, Newsome, Megan, Pellegrino, Craig, Polin, Abigail, Reichart, Daniel E., Shappee, B. J., Stritzinger, Maximilian D., Terreran, Giacomo, Tucker, M. A.
We present optical and near-infrared observations of SN~2022crv, a stripped envelope supernova in NGC~3054, discovered within 12 hrs of explosion by the Distance Less Than 40 Mpc Survey. We suggest SN~2022crv is a transitional object on the continuum
Externí odkaz:
http://arxiv.org/abs/2309.09433
Autor:
Bostroem, K. Azalee, Pearson, Jeniveve, Shrestha, Manisha, Sand, David J., Valenti, Stefano, Jha, Saurabh W., Andrews, Jennifer E., Smith, Nathan, Terreran, Giacomo, Green, Elizabeth, Dong, Yize, Lundquist, Michael, Haislip, Joshua, Hoang, Emily T., Hosseinzadeh, Griffin, Janzen, Daryl, Jencson, Jacob E., Kouprianov, Vladimir, Paraskeva, Emmy, Retamal, Nicolas E. Meza, Reichart, Daniel E., Arcavi, Iair, Bonanos, Alceste Z., Coughlin, Michael W., Dobson, Ross, Farah, Joseph, Albany, Lluís, Gutiérrez, Claudia, Hawley, Suzanne, Hebb, Leslie, Hiramatsu, Daichi, Howell, D. Andrew, Iijima, Takashi, Ilyin, Ilya, Jhass, Kiran, McCully, Curtis, Moran, Sean, Morris, Brett M., Mura, Alessandra C., Müller-Bravo, Tomás, Munday, James, Newsome, Megan, Pabst, Maria Th., Ochner, Paolo, Gonzalez, Estefania Padilla, Pastorello, Andrea, Pellegrino, Craig, Piscarreta, Lara, Ravi, Aravind P., Reguitti, Andrea, Salo, Laura, Vinko, Jozsef, de Vos, Kellie, Wheeler, J. C., Williams, G. Grant, Wyatt, Samuel
Publikováno v:
The Astrophysical Journal Letters, Volume 956, Issue 1, id.L5, 17 pp., Oct 2023
We present the optical spectroscopic evolution of SN~2023ixf seen in sub-night cadence spectra from 1.18 to 14 days after explosion. We identify high-ionization emission features, signatures of interaction with material surrounding the progenitor sta
Externí odkaz:
http://arxiv.org/abs/2306.10119
Autor:
Hosseinzadeh, Griffin, Sand, David J., Sarbadhicary, Sumit K., Ryder, Stuart D., Jha, Saurabh W., Dong, Yize, Bostroem, K. Azalee, Andrews, Jennifer E., Hoang, Emily, Janzen, Daryl, Jencson, Jacob E., Lundquist, Michael, Retamal, Nicolas E. Meza, Pearson, Jeniveve, Shrestha, Manisha, Valenti, Stefano, Wyatt, Samuel, Farah, Joseph, Howell, D. Andrew, McCully, Curtis, Newsome, Megan, Gonzalez, Estefania Padilla, Pellegrino, Craig, Terreran, Giacomo, Alzaabi, Muzoun, Green, Elizabeth M., Gurney, Jessica L., Milne, Peter A., Ridenhour, Kaycee I., Smith, Nathan, Robles, Paulina Soto, Kwok, Lindsey A., Schwab, Michaela, Gromadzki, Mariusz, Buckley, David A. H., Itagaki, Koichi, Hiramatsu, Daichi, Chomiuk, Laura, Lundqvist, Peter, Haislip, Joshua, Kouprianov, Vladimir, Reichart, Daniel E.
Publikováno v:
The Astrophysical Journal Letters, 953:L15 (12pp), 2023 August 10
We present very early photometric and spectroscopic observations of the Type Ia supernova (SN Ia) 2023bee, starting about 8 hr after the explosion, which reveal a strong excess in the optical and nearest UV (U and UVW1) bands during the first several
Externí odkaz:
http://arxiv.org/abs/2305.03071
Autor:
Bostroem, K. Azalee, Dessart, Luc, Hillier, D. John, Lundquist, Michael, Andrews, Jennifer E., Sand, David J., Dong, Yize, Valenti, Stefano, Haislip, Joshua, Hoang, Emily T., Hosseinzadeh, Griffin, Janzen, Daryl, Jencson, Jacob E., Jha, Saurabh W., Kouprianov, Vladimir, Pearson, Jeniveve, Retamal, Nicolas E. Meza, Reichart, Daniel E., Shrestha, Manisha, Ashall, Christopher, Baron, E., Brown, Peter J., DerKacy, James M., Farah, Joseph, Galbany, Lluis, Hernandez, Jonay I. Gonzalez, Green, Elizabeth, Hoeflich, Peter, Howell, D. Andrew, Kwok, Lindsey A., McCully, Curtis, Muller-Bravo, Tomas E., Newsome, Megan, Gonzalez, Estefania Padilla, Pellegrino, Craig, Rho, Jeonghee, Rowe, Micalyn, Schwab, Michaela, Shahbandeh, Melissa, Smith, Nathan, Strader, Jay, Terreran, Giacomo, Van Dyk, Schuyler D., Wyatt, Samuel
Publikováno v:
The Astrophysical Journal Letters, Volume 953, Issue 2, id.L18, 18 pp., August 2023
We present five far- and near-ultraviolet spectra of the Type II plateau supernova, SN 2022acko, obtained 5, 6, 7, 19, and 21 days after explosion, all observed with the Hubble Space Telescope/Space Telescope Imaging Spectrograph. The first three epo
Externí odkaz:
http://arxiv.org/abs/2305.01654