Zobrazeno 1 - 10
of 132
pro vyhledávání: '"Erkki Kankare"'
Autor:
Sara Faris, Iair Arcavi, Lydia Makrygianni, Daichi Hiramatsu, Giacomo Terreran, Joseph Farah, D. Andrew Howell, Curtis McCully, Megan Newsome, Estefania Padilla Gonzalez, Craig Pellegrino, K. Azalee Bostroem, Wiam Abojanb, Marco C. Lam, Lina Tomasella, Thomas G. Brink, Alexei V. Filippenko, K. Decker French, Peter Clark, Or Graur, Giorgos Leloudas, Mariusz Gromadzki, Joseph P. Anderson, Matt Nicholl, Claudia P. Gutiérrez, Erkki Kankare, Cosimo Inserra, Lluís Galbany, Thomas Reynolds, Seppo Mattila, Teppo Heikkilä, Yanan Wang, Francesca Onori, Thomas Wevers, Eric R. Coughlin, Panos Charalampopoulos, Joel Johansson
Publikováno v:
The Astrophysical Journal, Vol 969, Iss 2, p 104 (2024)
AT 2019azh is a H+He tidal disruption event (TDE) with one of the most extensive ultraviolet and optical data sets available to date. We present our photometric and spectroscopic observations of this event starting several weeks before and out to app
Externí odkaz:
https://doaj.org/article/e62f0d324a694454a17844ab706db930
Autor:
Jiazheng Zhu, Ning Jiang, Subo Dong, Alexei V. Filippenko, Richard J. Rudy, A. Pastorello, Christopher Ashall, Subhash Bose, R. S. Post, D. Bersier, Stefano Benetti, Thomas G. Brink, Ping Chen, Liming Dou, N. Elias-Rosa, Peter Lundqvist, Seppo Mattila, Ray W. Russell, Michael L. Sitko, Auni Somero, M. D. Stritzinger, Tinggui Wang, Peter J. Brown, E. Cappellaro, Morgan Fraser, Erkki Kankare, S. Moran, Simon Prentice, Tapio Pursimo, T. M. Reynolds, WeiKang Zheng
Publikováno v:
The Astrophysical Journal, Vol 949, Iss 1, p 23 (2023)
When discovered, SN 2017egm was the closest (redshift z = 0.03) hydrogen-poor superluminous supernova (SLSN-I) and a rare case that exploded in a massive and metal-rich galaxy. Thus, it has since been extensively observed and studied. We report spect
Externí odkaz:
https://doaj.org/article/1f2303be21f54b2590ba29446cd7f6ef
Autor:
K. A. Bostroem, P. Clark, S. Valenti, Lluís Galbany, Jesper Sollerman, Claudia P. Gutiérrez, D. R. Young, Jay Anderson, Phil A. James, Jose H. Groh, Kate Maguire, Ioana Boian, Paolo A. Mazzali, Cristina Barbarino, T. E. Müller-Bravo, Cosimo Inserra, M. Nichol, Curtis McCully, Daichi Hiramatsu, Erkki Kankare, Mariusz Gromadzki, Leonardo Tartaglia, Hanindyo Kuncarayakti, Morgan Fraser, C. Pellegrino, Stephen J. Smartt, Jamison Burke, S. J. Prentice, Y. Dong, D. A. Howell
Publikováno v:
Monthly Notices of the Royal Astronomical Society
We present the data and analysis of SN 2018gjx, an unusual low-luminosity transient with three distinct spectroscopic phases. Phase I shows a hot blue spectrum with signatures of ionised circumstellar material (CSM), Phase II has the appearance of br
Autor:
Jussi Harmanen, Łukasz Wyrzykowski, Paul C. Hewett, J. E. Pringle, Peter G. Jonker, Thomas Wevers, Chris Nixon, Z. Kostrzewa-Rutkowska, Giacomo Cannizzaro, Francesca Onori, Seppo Mattila, Erkki Kankare, Morgan Fraser, Barry McKernan, K. E. S. Ford
Publikováno v:
BASE-Bielefeld Academic Search Engine
Monthly Notices of the Royal Astronomical Society, 493, 1, pp. 477-495
Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 493(1), 477-495
Monthly Notices of the Royal Astronomical Society, 493, 477-495
Monthly Notices of the Royal Astronomical Society, 493, 1, pp. 477-495
Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 493(1), 477-495
Monthly Notices of the Royal Astronomical Society, 493, 477-495
We present the results of a multi-wavelength follow up campaign for the luminous nuclear transient Gaia16aax, which was first identified in January 2016. The transient is spatially consistent with the nucleus of an active galaxy at z=0.25, hosting a
Autor:
K. W. Smith, G.-J. Wang, Paolo A. Mazzali, G. Valerin, Jesper Sollerman, Enrico Cappellaro, Morgan Fraser, B. Wang, Seppo Mattila, Stefano Valenti, Nancy Elias-Rosa, Erkki Kankare, Mariusz Gromadzki, Stephen J. Smartt, David Young, E. Callis, L. Tomasella, Y.-Z. Cai, Giacomo Cannizzaro, L. Borsato, Leonardo Tartaglia, Giacomo Terreran, P. Ochner, Francesca Onori, T. M. Reynolds, S. Benitez, S. Moran, M. T. Botticella, A. Reguitti, Rubina Kotak, X. W. Shu, Peter Lundqvist, A. Morales-Garoffolo, Andrea Pastorello, Sina Chen, X. Gao, Massimo Turatto, Cosimo Inserra, Xiaofeng Wang, Auni Somero, Ting-Wan Chen, F. Huang, A. Sagués Carracedo, Enrico Congiu, Avishay Gal-Yam, L.-Z. Wang, Z. Kostrzewa-Rutkowska, K. Itagaki, S. Benetti, Kate Maguire, Lluís Galbany, Giuliano Pignata, S. Holmbo, Avet Harutyunyan, S. J. Prentice, Chris Ashall, Maximilian Stritzinger, Mattias Ergon, S. Margheim
Publikováno v:
Astronomy and Astrophysics, 654
Digital.CSIC. Repositorio Institucional del CSIC
instname
Astronomy & Astrophysics, 654, 1-30
Astronomy & Astrophysics, 654, pp. 1-30
Cai, Y Z, Pastorello, A, Fraser, M, Botticella, M T, Elias-Rosa, N, Wang, L Z, Kotak, R, Benetti, S, Cappellaro, E, Turatto, M, Reguitti, A, Mattila, S, Smartt, S J, Ashall, C, Benitez, S, Chen, T W, Harutyunyan, A, Kankare, E, Lundqvist, P, Mazzali, P A, Morales-Garoffolo, A, Ochner, P, Pignata, G, Prentice, S J, Reynolds, T M, Shu, X W, Stritzinger, M D, Tartaglia, L, Terreran, G, Tomasella, L, Valenti, S, Valerin, G, Wang, G J, Wang, X F, Borsato, L, Callis, E, Cannizzaro, G, Chen, S, Congiu, E, Ergon, M, Galbany, L, Gal-Yam, A, Gao, X, Gromadzki, M, Holmbo, S, Huang, F, Inserra, C, Itagaki, K, Kostrzewa-Rutkowska, Z, Maguire, K, Margheim, S, Moran, S, Onori, F, Sagués Carracedo, A, Smith, K W, Sollerman, J, Somero, A, Wang, B & Young, D R 2021, ' Intermediate-luminosity red transients : Spectrophotometric properties and connection to electron-capture supernova explosions ', Astronomy and Astrophysics, vol. 654, A157 . https://doi.org/10.1051/0004-6361/202141078
Digital.CSIC. Repositorio Institucional del CSIC
instname
Astronomy & Astrophysics, 654, 1-30
Astronomy & Astrophysics, 654, pp. 1-30
Cai, Y Z, Pastorello, A, Fraser, M, Botticella, M T, Elias-Rosa, N, Wang, L Z, Kotak, R, Benetti, S, Cappellaro, E, Turatto, M, Reguitti, A, Mattila, S, Smartt, S J, Ashall, C, Benitez, S, Chen, T W, Harutyunyan, A, Kankare, E, Lundqvist, P, Mazzali, P A, Morales-Garoffolo, A, Ochner, P, Pignata, G, Prentice, S J, Reynolds, T M, Shu, X W, Stritzinger, M D, Tartaglia, L, Terreran, G, Tomasella, L, Valenti, S, Valerin, G, Wang, G J, Wang, X F, Borsato, L, Callis, E, Cannizzaro, G, Chen, S, Congiu, E, Ergon, M, Galbany, L, Gal-Yam, A, Gao, X, Gromadzki, M, Holmbo, S, Huang, F, Inserra, C, Itagaki, K, Kostrzewa-Rutkowska, Z, Maguire, K, Margheim, S, Moran, S, Onori, F, Sagués Carracedo, A, Smith, K W, Sollerman, J, Somero, A, Wang, B & Young, D R 2021, ' Intermediate-luminosity red transients : Spectrophotometric properties and connection to electron-capture supernova explosions ', Astronomy and Astrophysics, vol. 654, A157 . https://doi.org/10.1051/0004-6361/202141078
Cay, Y. Z., et al.
We present the spectroscopic and photometric study of five intermediate-luminosity red transients (ILRTs), namely AT 2010dn, AT 2012jc, AT 2013la, AT 2013lb, and AT 2018aes. They share common observational properties and belon
We present the spectroscopic and photometric study of five intermediate-luminosity red transients (ILRTs), namely AT 2010dn, AT 2012jc, AT 2013la, AT 2013lb, and AT 2018aes. They share common observational properties and belon
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::21254cf19732c95fc793a24029731f0c
http://arxiv.org/abs/2108.05087
http://arxiv.org/abs/2108.05087
Autor:
Giorgios Leloudas, Lluís Galbany, Mariusz Gromadzki, Matt Nicholl, Curtis McCully, Cosimo Inserra, S. Schulze, Régis Cartier, T. E. Müller-Bravo, Joseph P. Anderson, Ting-Wan Chen, Eleonora Parrag, D. Andrew Howell, Jamison Burke, Claudia P. Gutiérrez, Giuliano Pignata, Alexandra Kozyreva, Daichi Hiramatsu, C. Pellegrino, Arne Rau, Erkki Kankare
Publikováno v:
Parrag, E, Inserra, C, Schulze, S, Anderson, J, Chen, T-W, Leloudas, G, Galbany, L, Gutiérrez, C P, Hiramatsu, D, Kankare, E, Müller-Bravo, T E, Nicholl, M, Pignata, G, Cartier, R, Gromadzki, M, Kozyreva, A, Rau, A, Burke, J, Howell, D A, McCully, C & Pellegrino, C 2021, ' SN 2019hcc: a Type II supernova displaying early O ii lines ', Monthly Notices of the Royal Astronomical Society, vol. 506, no. 4, pp. 4819-4840 . https://doi.org/10.1093/mnras/stab2074
Digibug. Repositorio Institucional de la Universidad de Granada
instname
Monthly Notices of the Royal Astronomical Society
Digibug. Repositorio Institucional de la Universidad de Granada
instname
Monthly Notices of the Royal Astronomical Society
Based on observations collected at the European Organisation for Astronomical Research in the Southern Hemisphere, Chile, as part of ePESSTO/ePESSTO+ (the extended Public ESO Spectroscopic Survey for Transient Objects Survey). ePESSTO+ observations w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c519b93787230bfc0b5627ce9dd01a07
http://arxiv.org/abs/2107.12017
http://arxiv.org/abs/2107.12017
Autor:
Jesper Sollerman, Matt Nicholl, Erkki Kankare, Lluís Galbany, Mariusz Gromadzki, Cosimo Inserra, Paolo A. Mazzali, Claudia P. Gutiérrez, M Amenouche, J. Teffs, D. A. Howell, T. E. Müller-Bravo, Jamison Burke, Tao Chen, Daichi Hiramatsu, C. Ashall, Joseph P. Anderson, K Medler, C. Pellegrino, Curtis McCully, S. J. Prentice
Publikováno v:
Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 2021, 506 (2), pp.1832-1849. ⟨10.1093/mnras/stab1761⟩
Mon.Not.Roy.Astron.Soc.
Mon.Not.Roy.Astron.Soc., 2021, 506 (2), pp.1832-1849. ⟨10.1093/mnras/stab1761⟩
Digibug. Repositorio Institucional de la Universidad de Granada
Consorcio Madroño
Monthly Notices of the Royal Astronomical Society, 2021, 506 (2), pp.1832-1849. ⟨10.1093/mnras/stab1761⟩
Mon.Not.Roy.Astron.Soc.
Mon.Not.Roy.Astron.Soc., 2021, 506 (2), pp.1832-1849. ⟨10.1093/mnras/stab1761⟩
Digibug. Repositorio Institucional de la Universidad de Granada
Consorcio Madroño
S.J. Prentice is supported by H2020 ERC grant no. 758638. J.J. Teffs is funded by the consolidated STFC grant no. R27610. This paper is based in part on observations collected at the European Southern Observatory (ESO) under ESO programme 1103.D-0328
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::50fcd56e081e19935e5d2ceb7ade74f3
http://hdl.handle.net/10481/71176
http://hdl.handle.net/10481/71176
Autor:
Matt Nicholl, D. O'Neill, Massimo Turatto, Stuart D. Ryder, C. Romero-Cañizales, Lluís Galbany, Erkki Kankare, A. Reguitti, Seppo Mattila, T. M. Reynolds, T. E. Müller-Bravo, Paolo A. Mazzali, Marco Berton, David Young, P. Ochner, R. Ramphul, L. Tomasella, S. Moran, Miguel A. Pérez-Torres, Zara Randriamanakoto, Jari Kotilainen, M. Mogotsi, Erik C. Kool, Kate Maguire, Cosimo Inserra, Mariusz Gromadzki, Andreas Efstathiou, Rubina Kotak, Tuomas Kangas, S. Parker, Hanindyo Kuncarayakti, Régis Cartier, Morgan Fraser, Enrico Cappellaro, Petri Vaisanen, A. Pastorello, Tao Chen
Publikováno v:
Digibug. Repositorio Institucional de la Universidad de Granada
instname
Digibug: Repositorio Institucional de la Universidad de Granada
Universidad de Granada (UGR)
Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)
Astronomy & Astrophysics
Digital.CSIC. Repositorio Institucional del CSIC
instname
Digibug: Repositorio Institucional de la Universidad de Granada
Universidad de Granada (UGR)
Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)
Astronomy & Astrophysics
Digital.CSIC. Repositorio Institucional del CSIC
Acknowledgements. We thank the anonymous referee for useful comments. We thank Marco Fiaschi for carrying out some of the Asiago observations. EK is supported by the Turku Collegium of Science, Medicine and Technology. EK also acknowledge support fro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f212016ea1b4dc2c0118e554e4b2ee58
http://arxiv.org/abs/2102.13512
http://arxiv.org/abs/2102.13512
Autor:
David Jones, U. Munari, Nancy Elias-Rosa, G. Valerin, A. Reguitti, S. Srivastav, K. W. Smith, Stephen J. Smartt, L. Tomasella, Peter Lundqvist, K. C. Chambers, Paolo A. Mazzali, Morgan Fraser, S. C. Williams, Emir Karamehmetoglu, A. Pastorello, Erkki Kankare, J. Munday, P. Ochner, Joseph P. Anderson, K. Itagaki, Armin Rest, Maximilian Stritzinger
Publikováno v:
Digital.CSIC. Repositorio Institucional del CSIC
instname
Pastorello, A, Fraser, M, Valerin, G, Reguitti, A, Itagaki, K, Ochner, P, Williams, S C, Jones, D, Munday, J, Smartt, S J, Smith, K W, Srivastav, S, Elias-Rosa, N, Kankare, E, Karamehmetoglu, E, Lundqvist, P, Mazzali, P A, Munari, U, Stritzinger, M D, Tomasella, L, Anderson, J P, Chambers, K C & Rest, A 2021, ' Forbidden hugs in pandemic times : I. Luminous red nova AT 2019zhd, a new merger in M 31 ', Astronomy and Astrophysics, vol. 646, A119 . https://doi.org/10.1051/0004-6361/202039952
instname
Pastorello, A, Fraser, M, Valerin, G, Reguitti, A, Itagaki, K, Ochner, P, Williams, S C, Jones, D, Munday, J, Smartt, S J, Smith, K W, Srivastav, S, Elias-Rosa, N, Kankare, E, Karamehmetoglu, E, Lundqvist, P, Mazzali, P A, Munari, U, Stritzinger, M D, Tomasella, L, Anderson, J P, Chambers, K C & Rest, A 2021, ' Forbidden hugs in pandemic times : I. Luminous red nova AT 2019zhd, a new merger in M 31 ', Astronomy and Astrophysics, vol. 646, A119 . https://doi.org/10.1051/0004-6361/202039952
We present the follow-up campaign of the luminous red nova (LRN) AT 2019zhd, the third event of this class observed in M 31. The object was followed by several sky surveys for about five months before the outburst, during which it showed a slow lumin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f13cfe277fb898b3cdd68dca1da2d0e8
http://hdl.handle.net/10261/249596
http://hdl.handle.net/10261/249596
Autor:
Matt Nicholl, S. Benetti, Marco Berton, Jesper Sollerman, S. Valenti, Lluís Galbany, Anders Jerkstrand, Cosimo Inserra, D. A. Howell, Enrico Cappellaro, Erkki Kankare, D. Neill, Giacomo Terreran, Curtis McCully, A. Pastorello, Claudia P. Gutiérrez, Arne Rau, Jamison Burke, Steve Schulze, Ragnhild Lunnan, Wen-fai Fong, T. E. Müller-Bravo, D. R. Young, Riccardo Ciolfi, Daichi Hiramatsu, A. Fiore, Giorgos Leloudas, T. W. Chen, Mariusz Gromadzki, Griffin Hosseinzadeh
Publikováno v:
Fiore, A, Chen, T-W, Jerkstrand, A, Benetti, S, Ciolfi, R, Inserra, C, Cappellaro, E, Pastorello, A, Leloudas, G, Schulze, S, Berton, M, Burke, J, McCully, C, Fong, W, Galbany, L, Gromadzki, M, Gutiérrez, C P, Hiramatsu, D, Hosseinzadeh, G, Howell, D A, Kankare, E, Lunnan, R, Müller-Bravo, T E, Neill, D O, Nicholl, M, Rau, A, Sollerman, J, Terreran, G, Valenti, S & Young, D R 2021, ' SN 2017gci: a nearby Type I Superluminous Supernova with a bumpy tail ', Monthly Notices of the Royal Astronomical Society, vol. 502, no. 2, pp. 2120–2139 . https://doi.org/10.1093/mnras/staa4035
Digibug. Repositorio Institucional de la Universidad de Granada
instname
Digibug: Repositorio Institucional de la Universidad de Granada
Universidad de Granada (UGR)
Monthly Notices of the Royal Astronomical Society
Digibug. Repositorio Institucional de la Universidad de Granada
instname
Digibug: Repositorio Institucional de la Universidad de Granada
Universidad de Granada (UGR)
Monthly Notices of the Royal Astronomical Society
We thank the anonymous referee for the very useful comments, which contributed to improve the manuscript. AF is partially supported by the PRIN-INAF 2017 with the project Towards the SKA and CTA era: discovery, localisation, and physics of transients
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::03a6574f2d73fda88b36f8c5d295f02f
https://orbit.dtu.dk/en/publications/6fa5d2f3-5fcd-4989-9d05-2c8e0008edd1
https://orbit.dtu.dk/en/publications/6fa5d2f3-5fcd-4989-9d05-2c8e0008edd1