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| DOI | 10.1093/MNRAS/STV1919 | ||||
| Año | 2015 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
We present photometric and spectroscopic observations of the interacting transient SN 2009ip taken during the 2013 and 2014 observing seasons. We characterize the photometric evolution as a steady and smooth decline in all bands, with a decline rate that is slower than expected for a solely Co-56-powered supernova at late phases. No further outbursts or eruptions were seen over a two year period from 2012 December until 2014 December. SN 2009ip remains brighter than its historic minimum from pre-discovery images. Spectroscopically, SN 2009ip continues to be dominated by strong, narrow (less than or similar to 2000 km s(-1)) emission lines of H, He, Ca, and Fe. While we make tenuous detections of [Fe II] lambda 7155 and [O I] lambda lambda 6300, 6364 lines at the end of 2013 June and the start of 2013 October, respectively, we see no strong broad nebular emission lines that could point to a core-collapse origin. In general, the lines appear relatively symmetric, with the exception of our final spectrum in 2014 May, when we observe the appearance of a redshifted shoulder of emission at +550 km s(-1). The lines are not blueshifted, and we see no significant near-or mid-infrared excess. From the spectroscopic and photometric evolution of SN 2009ip until 820 d after the start of the 2012a event, we still see no conclusive evidence for core-collapse, although whether any such signs could be masked by ongoing interaction is unclear.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Fraser, Morgan | - |
UNIV CAMBRIDGE - Reino Unido
|
| 2 | Kotak, Rubina | Mujer |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 3 | Pastorello, A. | Mujer |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia |
| 4 | Jerkstrand, A. | Hombre |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 5 | Smartt, Stephen J. | Hombre |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 6 | Chen, Ting-Wan | - |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 7 | Childress, M. | Hombre |
Australian Natl Univ - Australia
ARC Ctr Excellence All Sky Astrophys CAASTRO - Australia Australian National University - Australia ARC Centre of Excellence for All-sky Astrophysics (CAASTRO) - Australia The Australian National University - Australia ARC Centre of Excellence for All-sky Astrophysics - Australia |
| 8 | Gilmore, G. | Hombre |
UNIV CAMBRIDGE - Reino Unido
Institute of Astronomy - Reino Unido |
| 9 | Inserra, C. | Hombre |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 10 | Kankare, E. | Hombre |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 11 | Margheim, Steven J. | Hombre |
Observatorio Gemini - Chile
Gemini ObservatorySouthern Operations Center - Chile |
| 12 | Mattila, S. | Hombre |
Univ Turku - Finlandia
Turun yliopisto - Finlandia Tuorla Observatory - Finlandia Tuorlan observatorio - Finlandia |
| 13 | Valenti, S. | Hombre |
Las Cumbres Observ - Estados Unidos
UNIV CALIF SANTA BARBARA - Estados Unidos Las Cumbres Observatory Global Telescope Network, Inc - Estados Unidos University of California, Santa Barbara - Estados Unidos |
| 14 | Ashall, C. | Hombre |
Liverpool John Moores Univ - Reino Unido
Liverpool John Moores University - Reino Unido |
| 15 | Benetti, Stefano | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia |
| 16 | Botticella, Maria Teresa | Mujer |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Capodimonte - Italia |
| 17 | BAUER, FRANZ ERIK | Hombre |
Pontificia Universidad Católica de Chile - Chile
Instituto Milenio de Astrofísica - Chile Space Sci Inst - Estados Unidos Centro de Excelencia en Astrofísica y Tecnologías Afines - Chile Space Science Institute - Estados Unidos |
| 18 | Campbell, H. | Mujer |
UNIV CAMBRIDGE - Reino Unido
Institute of Astronomy - Reino Unido |
| 19 | Elias-Rosa, Nancy | Mujer |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia |
| 20 | Fleury, Mathilde | Mujer |
CNRS - Francia
CNRS Centre National de la Recherche Scientifique - Francia Sorbonne Université - Francia Laboratoire de Physique Nucléaire et de Hautes Energies - Francia |
| 21 | Gal-Yam, Avishay | Hombre |
Weizmann Inst Sci - Israel
Weizmann Institute of Science Israel - Israel |
| 22 | Hachinger, S. | Hombre |
UNIV WURZBURG - Alemania
Julius-Maximilians-Universität Würzburg - Alemania |
| 23 | Howell, D. Andrew | - |
Las Cumbres Observ - Estados Unidos
UNIV CALIF SANTA BARBARA - Estados Unidos Las Cumbres Observatory Global Telescope Network, Inc - Estados Unidos University of California, Santa Barbara - Estados Unidos |
| 24 | Guillemot, L. | Hombre |
CNRS - Francia
UNIV PARIS 06 - Francia CNRS Centre National de la Recherche Scientifique - Francia Sorbonne Université - Francia Laboratoire de Physique Nucléaire et de Hautes Energies - Francia |
| 25 | Leget, P. -F. | Hombre |
Clermont Univ - Francia
Universite d' Auvergne Clermont-FD 1 - Francia CNRS Centre National de la Recherche Scientifique - Francia Université Clermont Auvergne - Francia |
| 26 | Morales-Garoffolo, Antonia | Mujer |
Inst Ciencies Espai CSIC IEEC - España
CSIC - Instituto de Ciencias del Espacio (ICE) - España |
| 27 | Polshaw, Joe | - |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 28 | Spiro, S. | Mujer |
UNIV OXFORD - Reino Unido
University of Oxford - Reino Unido |
| 29 | Sullivan, Mark | Hombre |
Univ Southampton - Reino Unido
University of Southampton - Reino Unido |
| 30 | Taubenberger, Stefan | Hombre |
ESO - Alemania
Max Planck Inst Astrophys - Alemania Observatorio Europeo Austral - Alemania Max Planck Institute for Astrophysics - Alemania |
| 31 | Turatto, M. | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Padova - Italia |
| 32 | Walker, E. | Mujer |
YALE UNIV - Estados Unidos
Yale University - Estados Unidos |
| 33 | Young, D. R. | Hombre |
Queens Univ Belfast - Reino Unido
Queen's University Belfast - Reino Unido |
| 34 | Zhang, B. R. | Mujer |
Australian Natl Univ - Australia
ARC Ctr Excellence All Sky Astrophys CAASTRO - Australia Australian National University - Australia ARC Centre of Excellence for All-sky Astrophysics (CAASTRO) - Australia The Australian National University - Australia ARC Centre of Excellence for All-sky Astrophysics - Australia |
| Fuente |
|---|
| CONICYT-Chile |
| National Science Foundation |
| Ministerio de Economía, Fomento y Turismo |
| Ministerio de Economía y Competitividad |
| Comisión Nacional de Investigación Científica y Tecnológica |
| Ministerio de Ciencia e Innovación |
| Australian Research Council |
| University of California |
| Ministerio de Ciencia, Tecnología e Innovación Productiva |
| European Research Council |
| NASA |
| National Research Council |
| Comisión Nacional de Investigación CientÃfica y Tecnológica |
| UK Science and Technology Facilities Council |
| STFC |
| Science and Technology Facilities Council |
| National Aeronautics and Space Administration |
| W. M. Keck Foundation |
| Consejo Nacional de Innovacion, Ciencia y Tecnologia |
| Fondo Nacional de Desarrollo Científico, Tecnológico y de Innovación Tecnológica |
| FP7/2007 |
| Seventh Framework Programme |
| Instituto de Astrofisica de Canarias |
| Ministerio de EconomÃa y Competitividad |
| ISF |
| German-Israeli Foundation for Scientific Research and Development |
| Gemini Observatory |
| Bundesministerium für Bildung und Forschung |
| Iowa Science Foundation |
| Fondo Nacional de Desarrollo CientÃfico, Tecnológico y de Innovación Tecnológica |
| European School of Oncology |
| California Institute of Technology |
| Jet Propulsion Laboratory |
| LCOGT network |
| Minerva |
| Israel Science Foundation |
| Minerva Foundation |
| Australian Research Council Centre of Excellence for All-sky Astrophysics (CAASTRO) |
| Association of Universities for Research in Astronomy, Inc. |
| Liverpool John Moores University |
| EU/FP7-ERC |
| European Union FP7 programme through ERC |
| European Union FP7 programme |
| Spanish Ministerio de Economia y Competitividad (MINECO) |
| Australian Research Council Centre of Excellence for All-sky Astrophysics |
| Kimmel award |
| Ministerio de EconomÃa, Fomento y Turismo |
| European Union FP7 |
| Bundesministerium für Bildung und Frauen |
| PRIN-INAF |
| Planning and Budgeting Committee of the Council for Higher Education of Israel |
| Ministerio de Ciencia, TecnologÃa e Innovación Productiva |
| GIF |
| National Research Council (Canada) |
| Centre of Excellence for Electromaterials Science, Australian Research Council |
| European Research Council under the European Union's Seventh Framework Programme (FP7)/ERC |
| PESSTO |
| NSF on |
| German Ministry of Education and Research |
| Ministerio da Ciencia |
| 'Millennium Institute of Astrophysics (MAS)' - Iniciativa Cientifica Milenio del Ministerio de Economia, Fomento y Turismo |
| European Union Seventh Framework Programme (FP7), 'Astronomy Fellowships in Italy' (AstroFIt) |
| European Organization for Astronomical Research in the Southern hemisphere, Chile as part of ESO |
| European Organization for Astronomical Research in the Southern hemisphere, Chile part of PESSTO, (the Public ESO Spectroscopic Survey for Transient Objects Survey), ESO program |
| 'The Quantum Universe' I-Core program by the Israeli Committee for planning and budgeting |
| Minerva ARCHES award of the German Ministry of Education and Research (BMBF) |
| project 'Transient Universe: from ESO Large to PESSTO' |
| Weizmann-UK |
| FEB |
| European Organization for Astronomical Research |
| Agradecimiento |
|---|
| This work was partly supported by the European Union FP7 programme through ERC grant number 320360. RK acknowledges funding from STFC (ST/L000709/1). Part of this research was conducted by the Australian Research Council Centre of Excellence for All-sky Astrophysics (CAASTRO), through project number CE110001020. SJS acknowledges funding from the European Research Council under the European Union's Seventh Framework Programme (FP7/2007-2013)/ERC Grant agreement no. [291222] and STFC grants ST/I001123/1 and ST/L000709/1. AMG acknowledges financial support by the Spanish Ministerio de Economia y competitividad (MINECO) grant ESP2013-41268-R. AG-Y is supported by an EU/FP7-ERC grant no. [307260], 'The Quantum Universe' I-Core program by the Israeli Committee for planning and budgeting and the ISF, GIF, Minerva, ISF and Weizmann-UK grants, and the Kimmel award. FEB acknowledges support from CONICYT-Chile (Basal-CATA PFB-06/2007, FONDECYT 1141218, PCCI 130074) and Project IC120009 'Millennium Institute of Astrophysics (MAS)' funded by the Iniciativa Cientifica Milenio del Ministerio de Economia, Fomento y Turismo. SH is funded from a Minerva ARCHES award of the German Ministry of Education and Research (BMBF). AP and SB are partially supported by the PRIN-INAF 2011 with the project 'Transient Universe: from ESO Large to PESSTO'. NER acknowledges the support from the European Union Seventh Framework Programme (FP7/2007-2013) under grant agreement no. 267251 'Astronomy Fellowships in Italy' (AstroFIt). |
| This work was partly supported by the European Union FP7 programme through ERC grant number 320360. RK acknowledges funding from STFC (ST/L000709/1). Part of this research was conducted by the Australian Research Council Centre of Excellence for All-sky Astrophysics (CAASTRO), through project number CE110001020. SJS acknowledges funding from the European Research Council under the European Union’s Seventh Framework Programme (FP7/2007-2013)/ERC Grant agreement no. [291222] and STFC grants ST/I001123/1 and ST/L000709/1. AMG acknowledges financial support by the Spanish Ministerio de Economía y competitividad (MINECO) grant ESP2013-41268-R. AG-Y is supported by an EU/FP7-ERC grant no. [307260], ‘The Quantum Universe’ I-Core program by the Israeli Committee for planning and budgeting and the ISF, GIF, Minerva, ISF and Weizmann-UK grants, and the Kimmel award. FEB acknowledges support from CONICYT-Chile (Basal-CATA PFB-06/2007, FONDECYT 1141218, PCCI 130074) and Project IC120009 ‘Millennium Institute of Astrophysics (MAS)’ funded by the Iniciativa Científica Milenio del Ministerio de Economía, Fomento y Turismo. SH is funded from a Minerva ARCHES award of the German Ministry of Education and Research (BMBF). AP and SB are partially supported by the PRIN-INAF 2011 with the project ‘Transient Universe: from ESO Large to PESSTO’. NER acknowledges the support from the European Union Seventh Framework Programme (FP7/2007-2013) under grant agreement no. 267251 ‘Astronomy Fellowships in Italy’ (AstroFIt). |