Giorgos Leloudas

Giorgos Leloudas

Seniorforsker

DTU SPACE
Institut for Rumforskning og Rumteknologi

Astrofysik og atmosfærefysik

Danmarks Tekniske Universitet

Elektrovej

Bygning 327, rum 220

2800 Kgs. Lyngby

Tlf.
Fax 45 25 95 75
E-mail giorgos@space.dtu.dk
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2020
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An outflow powers the optical rise of the nearby, fast-evolving tidal disruption event AT2019qiz

Nicholl, M ; Wevers, T ; Oates, S R ; Alexander, K D ; Leloudas, G ; Onori, F ; Jerkstrand, A ; Gomez, S ; Campana, S ; Arcavi, I ; Charalampopoulos, P ; Gromadzki, M ; Ihanec, N ; Jonker, P G ; Lawrence, A ; Mandel, I ; Schulze, S ; Short, P ; Burke, J ; McCully, C ; Hiramatsu, D ; Howell, D A ; Pellegrino, C ; Abbot, H ; Anderson, J P ; Berger, E ; Blanchard, P K ; Cannizzaro, G ; Chen, T-W ; Dennefeld, M ; Galbany, L ; González-Gaitán, S ; Hosseinzadeh, G ; Inserra, C ; Irani, I ; Kuin, P ; Müller-Bravo, T ; Pineda, J ; Ross, N P ; Roy, R ; Smartt, S J ; Smith, K W ; Tucker, B ; Wyrzykowski, Ł ; Young, D R
in: Monthly Notices of the Royal Astronomical Society, vol: 499, issue: 1, pages: 482-504

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1093/mnras/staa2824

 

Late-phase Spectropolarimetric Observations of Superluminous Supernova SN 2017egm to Probe the Geometry of the Inner Ejecta

Saito, Sei ; Tanaka, Masaomi ; Moriya, Takashi J. ; Bulla, Mattia ; Leloudas, Giorgos ; Inserra, Cosimo ; Lee, Chien Hsiu ; Kawabata, Koji S. ; Mazzali, Paolo
in: Astrophysical Journal, vol: 894, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.3847/1538-4357/ab873b

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Polarimetry of the superluminous transient ASASSN-15lh

Maund, J. R. ; Leloudas, G. ; Malesani, D. B. ; Patat, F ; Sollerman, J. ; Postigo, A. de Ugarte
in: Monthly Notices of the Royal Astronomical Society, vol: 498, issue: 3, pages: 3730–3735

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1093/mnras/staa2517

 

The Lowest of the Low: Discovery of SN 2019gsc and the Nature of Faint Iax Supernovae

Srivastav, Shubham ; Smartt, Stephen J. ; Leloudas, Giorgos ; Huber, Mark E. ; Chambers, Ken ; Malesani, Daniele B. ; Hjorth, Jens ; Gillanders, James H. ; Schultz, A. ; Sim, Stuart A. ; Auchettl, Katie ; Fynbo, Johan P. U. ; Gall, Christa ; McBrien, Owen R. ; Rest, Armin ; Smith, Ken W. ; Wojtak, Radoslaw ; Young, David R.
in: Astrophysical Journal Letters, vol: 892, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.3847/2041-8213/ab76d5

 

The rise and fall of an extraordinary Ca-rich transient - The discovery of ATLAS19dqr/SN 2019bkc

Prentice, S. J. ; Maguire, K. ; Flörs, A. ; Taubenberger, S. ; Inserra, C. ; Frohmaier, C. ; Chen, T. W. ; Anderson, J. P. ; Ashall, C. ; Clark, P. ; Fraser, M. ; Galbany, L. ; Gal-Yam, A. ; Gromadzki, M. ; Gutiérrez, C. P. ; James, P. A. ; Jonker, P. G. ; Kankare, E. ; Leloudas, G. ; Magee, M. R. ; Mazzali, P. A. ; Nicholl, M. ; Pursiainen, M. ; Skillen, K. ; Smartt, S. J. ; Smith, K. W. ; Vogl, C. ; Young, D. R.
in: Astronomy & Astrophysics, vol: 635

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1051/0004-6361/201936515

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The Tidal Disruption Event AT 2018hyz I: Double-peaked emission lines and a flat Balmer decrement

Short, P. ; Nicholl, M. ; Lawrence, A. ; Gomez, S. ; Arcavi, I. ; Wevers, T. ; Leloudas, G. ; Schulze, S. ; Anderson, J. P. ; Berger, E. ; Blanchard, P. K. ; Burke, J. ; Charalampopoulos, P. ; Chornock, R. ; Galbany, L. ; Gromadzki, M. ; Herzog, L. J. ; Hiramatsu, D. ; Horne, Keith ; Hosseinzadeh, G. ; Howell, D. Andrew ; Ihanec, N. ; Inserra, C. ; Kankare, E. ; Maguire, K. ; McCully, C. ; Müller Bravo, T. E. ; Onori, F. ; Sollerman, J. ; Young, D. R.
in: Monthly Notices of the Royal Astronomical Society

Type: Journal article (Peer reviewed)

Status: Submitted     |    År: 2020

 

Type IIn supernova light-curve properties measured from an untargeted survey samplE

Nyholm, A. ; Sollerman, J. ; Tartaglia, L. ; Taddia, F. ; Fremling, C. ; Blagorodnova, N. ; Filippenko, A. ; Gal-Yam, A. ; Howell, D. A. ; Karamehmetoglu, E. ; Kulkarni, S. R. ; Laher, R. ; Leloudas, G. ; Masci, F. ; Kasliwal, M. M. ; Mora, K. ; Moriya, T. J. ; Ofek, E. O. ; Papadogiannakis, S. ; Quimby, R. ; Rebbapragada, U. ; Schulze, S.
in: Astronomy and Astrophysics, vol: 637

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1051/0004-6361/201936097

2019
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Evidence for rapid disc formation and reprocessing in the X-ray bright tidal disruption event candidate AT 2018fyk

Wevers, T. ; Pasham, D. R. ; van Velzen, S. ; Leloudas, G. ; Schulze, S. ; Miller-Jones, J. C. A. ; Jonker, P. G. ; Gromadzki, M. ; Kankare, E. ; Hodgkin, S. T. ; Wyrzykowski, Ł. ; Kostrzewa-Rutkowska, Z. ; Moran, S. ; Berton, M. ; Maguire, K ; Onori, F. ; Mattila, S. ; Nicholl, M
in: Monthly Notices of the Royal Astronomical Society, vol: 488, issue: 4, pages: 4816-4830

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1093/mnras/stz1976

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Identification of strontium in the merger of two neutron stars

Watson, Darach ; Hansen, Camilla J. ; Selsing, Jonatan ; Koch, Andreas ; Malesani, Daniele Bjørn ; Andersen, Anja C. ; Fynbo, Johan P. U. ; Arcones, Almudena ; Bauswein, Andreas ; Covino, Stefano ; Grado, Aniello ; Heintz, Kasper E. ; Hunt, Leslie ; Kouveliotou, Chryssa ; Leloudas, Giorgos ; Levan, Andrew ; Mazzali, Paolo ; Pian, Elena
in: Nature, vol: 574, pages: 497–500

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1038/s41586-019-1676-3

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Signatures of a jet cocoon in early spectra of a supernova associated with a γ-ray burst

Izzo, L. ; de Ugarte Postigo, A. ; Maeda, K. ; Thöne, C. C. ; Kann, D. A. ; Della Valle, M. ; Sagues Carracedo, A. ; Michałowski, M. J. ; Schady, P. ; Schmidl, S. ; Selsing, J. ; Starling, R. L. C. ; Suzuki, A. ; Bensch, K. ; Bolmer, J. ; Campana, S. ; Cano, Z. ; Covino, S. ; Fynbo, J. P.U. ; Hartmann, D. H. ; Heintz, K. E. ; Hjorth, J. ; Japelj, J. ; Kamiński, K. ; Kaper, L. ; Kouveliotou, C. ; Krużyński, M. ; Kwiatkowski, T. ; Leloudas, G. ; Levan, A. J. ; Malesani, D. B. ; Michałowski, T. ; Piranomonte, S. ; Pugliese, G. ; Rossi, A. ; Sánchez-Ramírez, R. ; Schulze, S. ; Steeghs, D. ; Tanvir, N. R. ; Ulaczyk, K. ; Vergani, S. D. ; Wiersema, K.
in: Nature, vol: 565, issue: 7739, pages: 324-327

Type: Letter (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1038/s41586-018-0826-3