Panagiotis Charalampopoulos

Tuorla Observatory (Department of Physics and Astronomy)

pachar@utu.fi

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Classification of the optical transient AT 2024aepd as a tidal disruption event (2025) Transient name server: AstroNote Charalampopoulos, P.
ePESSTO+ spectroscopic classification of optical transients #2025-4 (2025) Transient name server: AstroNote Ramirez, M.; Ayala, B.; Dastidar, R.; Kumar, A.; Kravtsov, T.; Galbany, L.; Arcavi, I.; Fulton, M.; Charalampopoulos, P.; Sollerman, J.; Zimmerman, E.; Horowicz, A.; Anderson, J.; Chen, T.W.; Gromadzki, M.; Inserra, C.; Kankare, E.; Bravo, T.M.; Nicholl, M.; Yaron, O.; Young, D.; Pessi, P.; Tonry, J.; Denneau, L.; Weiland, H.; Lawrence, A.; Siverd, R.; Erasmus, N.; Koorts, W.; Jordan, A.; Suc, V.; Smartt, S.J.; Smith, K.W.; Srivastav, S.; McCollum, M.; Moore, T.; Weston, J.; Shingles, L.; Rhodes, L.; Sommer, J.; Rest, A.; Stubbs, C.; Sheng, X.; Aamer, A.; Angus, C.R.; Magill, D.; Ramsden, P.
Luminous, rapidly declining supernovae as stripped transitional objects in low-metallicity environments: The case of SN 2022lxg (2025)
- Astronomy and Astrophysics
Charalampopoulos, P.; Kotak, R.; Sollerman, J.; Gutierrez, C. P.; Pursiainen, M.; Killestein, T. L.; Schulze, S.; Pessi, P. J.; Maeda, K.; Kangas, T.; Cai, Y. -z.; Fremling, C.; Hinds, K. R.; Jegou du Laz, T.; Kankare, E.; Kasliwal, M. M.; Kuncarayakti, H.; Lundqvist, P.; Masci, F. J.; Mattila, S.; Perley, D. A.; Reguitti, A.; Reynolds, T. M.; Stritzinger, M.; Tartaglia, L.; Van Roestel, J.; Wold, A.
Optical evolution of AT 2024wpp: the high-velocity outflows in Cow-like transients are consistent with high spherical symmetry (2025)
- Monthly Notices of the Royal Astronomical Society
Pursiainen, M.; Killestein, T. L.; Kuncarayakti, H.; Charalampopoulos, P.; Warwick, B.; Lyman, J.; Kotak, R.; Leloudas, G.; Coppejans, D.; Kravtsov, T.; Maeda, K.; Nagao, T.; Taguchi, K.; Ackley, K.; Dhillon, V. S.; Galloway, D. K.; Kumar, A.; O'Neill, D.; Ramsay, G.; Steeghs, D.
Spectropolarimetry of a Nuclear Transient AT2023clx: Revealing the Geometrical Alignment between the Transient Outflow and the Nuclear Dusty Region (2025)
- Astrophysical Journal Letters
Uno, Kohki; Maeda, Keiichi; Nagao, Takashi; Leloudas, Giorgos; Charalampopoulos, Panos; Mattila, Seppo; Aoki, Kentaro; Taguchi, Kenta; Kawabata, Miho; Moldon, Javier; Perez-Torres, Miguel; Pursiainen, Miika; Reynolds, Thomas
The diversity of strongly interacting Type IIn supernovae (2025)
- Astronomy and Astrophysics
Salmaso, I.; Cappellaro, E.; Tartaglia, L.; Anderson, J. P.; Benetti, S.; Bronikowski, M.; Cai, Y. Z.; Charalampopoulos, P.; Chen, T. -w.; Concepcion, E.; Elias-Rosa, N.; Galbany, L.; Gromadzki, M.; Gutierrez, C. P.; Kankare, E.; Lundqvist, P.; Matilainen, K.; Mazzali, P. A.; Moran, S.; Mueller-Bravo, T. E.; Nicholl, M.; Pastorello, A.; Pessi, P. J.; Pessi, T.; Petrushevska, T.; Pignata, G.; Reguitti, A.; Sollerman, J.; Srivastav, S.; Stritzinger, M.; Tomasella, L.; Valerin, G.
The Double Tidal Disruption Event AT 2022dbl Implies that at Least Some “Standard” Optical Tidal Disruption Events Are Partial Disruptions (2025)
- Astrophysical Journal Letters
Makrygianni, Lydia; Arcavi, Iair; Newsome, Megan; Bandopadhyay, Ananya; Coughlin, Eric R.; Linial, Itai; Mockler, Brenna; Quataert, Eliot; Nixon, Chris; Godson, Benjamin; Pursiainen, Miika; Leloudas, Giorgos; French, K. Decker; Zitrin, Adi; Faris, Sara; Lam, Marco C.; Horesh, Assaf; Sfaradi, Itai; Fausnaugh, Michael; Nakar, Ehud; Ackley, Kendall; Andrews, Moira; Charalampopoulos, Panos; Davies, Benjamin D. R.; Dgany, Yael; Dyer, Martin J.; Farah, Joseph; Fender, Rob; Green, David A.; Howell, D. Andrew; Killestein, Thomas; Koivisto, Niilo; Lyman, Joseph; McCully, Curtis; Mitchell, Morgan A.; Padilla, Gonzalez Estefania; Rhodes, Lauren; Sahu, Anwesha; Terreran, Giacomo; Warwick, Ben
Transient Classification Report for 2025-01-07 #2025-98 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-01-10 #2025-144 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-02-25 #2025-783 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-02-28 #2025-836 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-03-13 #2025-978 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-03-26 #2025-1158 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-03-28 #2025-1196 (2025) Transient Name Server Classification Report Charalampopoulos, Panagiotis
Transient Classification Report for 2025-04-28 #2025-1571 (2025) Transient name server Classification report Charalampopoulos, Panagiotis
Classification of the optical transient AT2024qab as a tidal disruption event at z=0.1398 #2024-203 (2024) Transient name server: AstroNote Charalampopoulos, P.
Classification of the potential re-brightening nuclear transient AT 2024led, as a SN-Ia #2024-315 (2024) Transient Name Server AstroNote Charalampopoulos, Panagiotis
CSS 161010: A Luminous Fast Blue Optical Transient with Broad Blueshifted Hydrogen Lines (2024)
- Astrophysical Journal
Gutierrez, Claudia P.; Mattila, Seppo; Lundqvist, Peter; Dessart, Luc; Gonzalez-Gaitan, Santiago; Jonker, Peter G.; Dong, Subo; Coppejans, Deanne; Chen, Ping; Charalampopoulos, Panos; Elias-Rosa, Nancy; Reynolds, Thomas M.; Kochanek, Christopher; Fraser, Morgan; Pastorello, Andrea; Gromadzki, Mariusz; Neustadt, Jack; Benetti, Stefano; Kankare, Erkki; Kangas, Tuomas; Kotak, Rubina; Stritzinger, Maximilian D.; Wevers, Thomas; Zhang, Bing; Bersier, David; Bose, Subhash; Buckley, David A. H.; Dastidar, Raya; Gangopadhyay, Anjasha; Hamanowicz, Aleksandra; Kollmeier, Juna A.; Mao, Jirong; Misra, Kuntal; Potter, Stephen. B.; Prieto, Jose L.; Romero-Colmenero, Encarni; Singh, Mridweeka; Somero, Auni; Terreran, Giacomo; Vaisanen, Petri; Wyrzykowski, Lukasz
ePESSTO+ spectroscopic classification of optical transients #2024-149 (2024) Transient name server: AstroNote Vassallo, C.; Matilainen, K.; Charalampopoulos, P.; Killestein, T.; Koivisto, N.; Kuncarayakti, H.; Pessi, P. J.; Sheng, X.; Concepcion, E.; Anderson, J.; Chen, T. W.; Gromadzki, M.; Inserra, C.; Kankare, E.; Bravo, T. M.; Nicholl, M.; Yaron, O.; Young, D.
ePESSTO+ spectroscopic classification of optical transients #2024-151 (2024) Transient name server: AstroNote Matilainen, K.; Vassallo, C.; Charalampopoulos, P.; Killestein, T.; Koivisto, N.; Kuncarayakti, H.; Pessi, P. J.; Sheng, X.; Concepcion, E.; Fulton, M.; Anderson, J.; Chen, T. W.; Gromadzki, M.; Inserra, C.; Kankare, E.; Bravo, T. M.; Nicholl, M.; Yaron, O.; Young, D.; Smartt, S. J.; Smith, K. W.; Srivastav, S.; Chambers, K. C.; Huber, M.; Schultz, A.; Boer, T. D.; Bulger, J.; Fairlamb, J.; Lin, C. C.; Lowe, T.; Magnier, E.; Minguez, P.; Wainscoat, R. J.; Gao, H.; Rest, A.; Stubbs, C.