Dr. Erika Pakštienė

Dr. Erika Pakštienė

Phone: +370 683 67 290

E-mail: 

Institute of Theoretical Physics and Astronomy (ITPA)

Natural sciences, Astronomy

Senior researcher

Astrophysics, photometry, multicolor photometry, asteroseismology, variable stars, eclipsing binaries, transiting exoplanets

https://www.researchgate.net/profile/E-Pakstiene

https://orcid.org/0000-0002-3326-2918

1. "A 20 Second Cadence View of Solar-type Stars and Their Planets with TESS: Asteroseismology of Solar Analogs and a Recharacterization of π Men c", Huber, Daniel; White, Timothy R.; Metcalfe, Travis S.; Chontos, Ashley; Fausnaugh, Michael M.; Ho, Cynthia S. K.; Van Eylen, Vincent; Ball, Warrick H.; Basu, Sarbani; Bedding, Timothy R.; Benomar, Othman; Bossini, Diego; Breton, Sylvain; Buzasi, Derek L.; Campante, Tiago L.; Chaplin, William J.; Christensen-Dalsgaard, Jørgen; Cunha, Margarida S.; Deal, Morgan; García, Rafael A.; García Muñoz, Antonio; Gehan, Charlotte; González-Cuesta, Lucía; Jiang, Chen; Kayhan, Cenk; Kjeldsen, Hans; Lundkvist, Mia S.; Mathis, Stéphane; Mathur, Savita; Monteiro, Mário J. P. F. G.; Nsamba, Benard; Ong, Jia Mian Joel; Pakštienė, Erika; Serenelli, Aldo M.; Silva Aguirre, Victor; Stassun, Keivan G.; Stello, Dennis; Norgaard Stilling, Sissel; Lykke Winther, Mark; Wu, Tao; Barclay, Thomas; Daylan, Tansu; Günther, Maximilian N.; Hermes, J. J.; Jenkins, Jon M.; Latham, David W.; Levine, Alan M.; Ricker, George R.; Seager, Sara; Shporer, Avi; Twicken, Joseph D.; Vanderspek, Roland K.; Winn, Joshua N., 10.3847/1538-3881/ac3000, The Astronomical Journal, 2022, 163, 79
2. "Single-lens mass measurement in the high-magnification microlensing event Gaia19bld located in the Galactic disc", Rybicki, K. A.; Wyrzykowski, Ł.; Bachelet, E.; Cassan, A.; Zieliński, P.; Gould, A.; Calchi Novati, S.; Yee, J. C.; Ryu, Y. -H.; Gromadzki, M.; Mikołajczyk, P.; Ihanec, N.; Kruszyńska, K.; Hambsch, F. -J.; Zoła, S.; Fossey, S. J.; Awiphan, S.; Nakharutai, N.; Lewis, F.; Olivares E., F.; Hodgkin, S.; Delgado, A.; Breedt, E.; Harrison, D. L.; van Leeuwen, M.; Rixon, G.; Wevers, T.; Yoldas, A.; Udalski, A.; Szymański, M. K.; Soszyński, I.; Pietrukowicz, P.; Kozłowski, S.; Skowron, J.; Poleski, R.; Ulaczyk, K.; Mróz, P.; Iwanek, P.; Wrona, M.; Street, R. A.; Tsapras, Y.; Hundertmark, M.; Dominik, M.; Beichman, C.; Bryden, G.; Carey, S.; Gaudi, B. S.; Henderson, C.; Shvartzvald, Y.; Zang, W.; Zhu, W.; Christie, G. W.; Green, J.; Hennerley, S.; McCormick, J.; Monard, L. A. G.; Natusch, T.; Pogge, R. W.; Gezer, I.; Gurgul, A.; Kaczmarek, Z.; Konacki, M.; Lam, M. C.; Maskoliunas, M.; Pakstiene, E.; Ratajczak, M.; Stankeviciute, A.; Zdanavicius, J.; Ziółkowska, O., 10.1051/0004-6361/202039542 , Astronomy & Astrophysics, 2022, 657, A18
3. "Chemical Composition of Bright Stars in the Northern Hemisphere: Star-Planet Connection", Tautvaišienė, G.; Mikolaitis, Š.; Drazdauskas, A.; Stonkutė, E.; Minkevičiūtė, R.; Pakštienė, E.; Kjeldsen, H.; Brogaard, K.; Chorniy, Y.; von Essen, C.; Grundahl, F.; Ambrosch, M.; Bagdonas, V.; Sharma, A.; Viscasillas Vázquez, C., 10.3847/1538-4365/ac50b5, The Astrophysical Journal Supplement Series, 2022, 259, 45
4. "Lens parameters for Gaia18cbf - a long gravitational microlensing event in the Galactic plane", Kruszyńska, K.; Wyrzykowski, Ł.; Rybicki, K. A.; Maskoliūnas, M.; Bachelet, E.; Rattenbury, N.; Mróz, P.; Zieliński, P.; Howil, K.; Kaczmarek, Z.; Hodgkin, S. T.; Ihanec, N.; Gezer, I.; Gromadzki, M.; Mikołajczyk, P.; Stankevičiūtė, A.; Čepas, V.; Pakštienė, E.; Šiškauskaitė, K.; Zdanavičius, J.; Bozza, V.; Dominik, M.; Figuera Jaimes, R.; Fukui, A.; Hundertmark, M.; Narita, N.; Street, R.; Tsapras, Y.; Bronikowski, M.; Jabłońska, M.; Jabłonowska, A.; Ziółkowska, O., 10.1051/0004-6361/202142602, Astronomy & Astrophysics, 2022, 662, A59
5. "Physical properties of the trans-Neptunian object (38628) Huya from a multi-chord stellar occultation", Santos-Sanz, P.; Ortiz, J. L.; Sicardy, B.; Popescu, M.; Benedetti-Rossi, G.; Morales, N.; Vara-Lubiano, M.; Camargo, J. I. B.; Pereira, C. L.; Rommel, F. L.; Assafin, M.; Desmars, J.; Braga-Ribas, F.; Duffard, R.; Marques Oliveira, J.; Vieira-Martins, R.; Fernández-Valenzuela, E.; Morgado, B. E.; Acar, M.; Anghel, S.; Atalay, E.; Ateş, A.; Bakiş, H.; Bakis, V.; Eker, Z.; Erece, O.; Kaspi, S.; Kayhan, C.; Kilic, S. E.; Kilic, Y.; Manulis, I.; Nedelcu, D. A.; Niaei, M. S.; Nir, G.; Ofek, E.; Ozisik, T.; Petrescu, E.; Satir, O.; Solmaz, A.; Sonka, A.; Tekes, M.; Unsalan, O.; Yesilyaprak, C.; Anghel, R.; Berteşteanu, D.; Curelaru, L.; Danescu, C.; Dumitrescu, V.; Gherase, R.; Hudin, L.; Stoian, A. -M.; Tercu, J. O.; Truta, R.; Turcu, V.; Vantdevara, C.; Belskaya, I.; Dementiev, T. O.; Gazeas, K.; Karampotsiou, S.; Kashuba, V.; Kiss, Cs.; Koshkin, N.; Kozhukhov, O. M.; Krugly, Y.; Lecacheux, J.; Pal, A.; Püsküllü, Ç.; Szakats, R.; Zhukov, V.; Bamberger, D.; Mondon, B.; Perelló, C.; Pratt, A.; Schnabel, C.; Selva, A.; Teng, J. P.; Tigani, K.; Tsamis, V.; Weber, C.; Wells, G.; Kalkan, S.; Kudak, V.; Marciniak, A.; Ogloza, W.; Özdemir, T.; Pakštiene, E.; Perig, V.; Żejmo, M., 10.1051/0004-6361/202141546, Astronomy & Astrophysics, 2022, 664, A130
6. “Massive search for spot- and facula-crossing events in 1598 exoplanetary transit light curves”, Baluev, R., V; Sokov, E. N.; Sokova, I. A.; Shaidulin, V. Sh; Veselova, A. V.; Aitov, V. N.; Mitiani, G. Sh; Valeev, A. F.; Gadelshin, D. R.; Gutaev, A. G.; Beskin, G. M.; Valyavin, G. G.; Antonyuk, K.; Barkaoui, K.; Gillon, M.; Jehin, E.; Delrez, L.; Guomundsson, S.; Dale, H. A.; Fernandez-Lajus, E.; Di Sisto, R. P.; Bretton, M.; Wunsche, A.; Hentunen, V. P.; Shadick, S.; Jongen, Y.; Kang, W.; Kim, T.; Pakštienė, Erika; Qvam, J. K. T.; Knight, C. R.; Guerra, P.; Marchini, A.; Salvaggio, F.; Papini, R.; Evans, P.; Salisbury, M.; Garlitz, J.; Esseiva, N.; Ogmen, Y.; Bosch-Cabot, P.; Selezneva, A.; Hinse, T. C., 10.32023/0001-5237/71.1.2, Acta Astronomica, 2021, 71, 25
7. “Discovery of a young low-mass brown dwarf transiting a fast-rotating F-type star by the Galactic Plane eXoplanet (GPX) survey”, Benni, P.; Burdanov, A. Y.; Krushinsky, V. V.; Bonfanti, A.; Hebrard, G.; Almenara, J. M.; Dalal, S.; Demangeon, O. D. S.; Tsantaki, M.; Pepper, J.; Stassun, K. G.; Vanderburg, A.; Belinski, A.; Kashaev, F.; Barkaoui, K.; Kim, T.; Kang, W.; Antonyuk, K.; Dyachenko, V. V.; Rastegaev, D. A.; Beskakotov, A.; Mitrofanova, A. A.; Pozuelos, F. J.; Kuznetsov, E. D.; Popov, A.; Kiefer, F.; Wilson, P. A.; Ricker, G.; Vanderspek, R.; Latham, D. W.; Seager, S.; Jenkins, J. M.; Sokov, E.; Sokova, I; Marchini, A.; Papini, R.; Salvaggio, F.; Banfi, M.; Basturk, O.; Torun, S.; Yalcinkaya, S.; Ivanov, K.; Valyavin, G.; Jehin, E.; Gillon, M.; Pakštienė, Erika; Hentunen, V-P; Shadick, S.; Bretton, M.; Wunsche, A.; Garlitz, J.; Jongen, Y.; Molina, D.; Girardin, E.; Horta, F. Grau; Naves, R.; Benkhaldoun, Z.; Joner, M. D.; Spencer, M.; Bieryla, A.; Stevens, D. J.; Jensen, E. L. N.; Collins, K. A.; Charbonneau, D.; Quintana, E., V; Mullally, S. E.; Henze, C. E., 10.1093/mnras/stab1567, Monthly notices of the Royal Astronomical Society, 2021, 505, 4956.
8. “Properties of the Hyades, the eclipsing binary HD27130, andtheoscillating red giant ε Tau”, Brogaard, K.; Pakštienė, Erika; Grundahl, F.; Mikolaitis, Šarūnas; Tautvaišienė, Gražina; Slumstrup, D.; Talens, G. J.J.; Vandenberg, D. A.; Miglio, A.; Arentoft, T.; Kjeldsen, Hans; Janulis, Rimvydas; Drazdauskas, Arnas; Marchini, A.; Minkevičiūtė, Renata; Stonkutė, Edita; Bagdonas, Vilius; Fredslund Andersen, M.; Jessen-Hansen, J.; Pallé, P. L.; Dorval, P.; Snellen, I. A.G.; Otten, G. P.P.L.; White, T. R., 10.1051/0004-6361/202039250, Astronomy and Astrophysics, 2021, 645, A25
9. “High-resolution spectroscopic study of dwarf stars in the northern sky: lithium, carbon, and oxygen abundances”, Stonkutė, Edita; Chorniy, Yiuriy; Tautvaišienė, Gražina; Drazdauskas, Arnas; Minkevičiūtė, Renata; Mikolaitis, Šarūnas; Kjeldsen, Hans; Von Essen, Carolina; Pakštienė, Erika; Bagdonas, Vilius, 10.3847/1538-3881/ab6a19, The astronomical journal, 2020, 159, 90
10. “Gaia 18dvy: a new FUor in the Cygnus OB3 association”, Szegedi-Elek, E.; Abraham, P.; Wyrzykowski, L.; Kun, M.; Kospal, A.; Chen, L.; Marton, G.; Moor, A.; Kiss, C.; Pal, A.; Szabados, L.; Varga, J.; Varga-Verebelyi, E.; Andreas, C.; Bachelet, E.; Bischoff, R.; Bodi, A.; Breedt, E.; Burgaz, U.; Butterley, T.; Carrasco, J. M.; Čepas, Vytautas; Damljanovic, G.; Gezer, I; Godunova, V; Gromadzki, M.; Gurgul, A.; Hardy, L.; Hildebrandt, F.; Hoffmann, S.; Hundertmark, M.; Ihanec, N.; Janulis, Rimvydas; Kalup, Cs; Kaczmarek, Z.; Konyves-Toth, R.; Krezinger, M.; Kruszynska, K.; Littlefair, S.; Maskoliūnas, Marius; Meszaros, L.; Mikolajczyk, P.; Mugrauer, M.; Netzel, H.; Ordasi, A.; Pakštienė, Erika; Rybicki, K. A.; Sarneczky, K.; Seli, B.; Simon, A.; Šiškauskaitė, Kotryna; Sodor, A.; Sokolovsky, K., V; Stenglein, W.; Street, R.; Szakats, R.; Tomasella, L.; Tsapras, Y.; Vida, K.; Zdanavičius, Justas; Zielinski, M.; Zielinski, P.; Ziolkowska, O., 10.3847/1538-4357/aba129, Astrophysical journal, 2020, 899, 130

June 24-29, 2019 EWASS Conference (Lyon, France). Guest report "Molėtai Astronomical Observatory and Astronomy in Lithuania".

From 2020 PhD student Rūta Urbonavičiūtė's dissertation supervisor. Dissertation topic "Variable stars in eclipsing binary star systems". Duration of doctoral studies: 2020-2024

2013-2018 once a year, I went to the astronomical observatory on the island of La Palma (Spain) with Norwegian graduate students and taught them to photometrically observe objects in the variable light sky (variable stars, transits of exoplanets) with the Northern Optical Telescope and analyze them.

July 19-27, 2017 Research infrastructure EUROPLANET2020 and Molėtai Astronomical Observatory International Summer School "Space Missions: Ground Observations and Science Communication", teacher, observation instructor, supervisor of theses.

August 1-9, 2018 Research infrastructure EUROPLANET2020 and Molėtai Astronomical Observatory International Summer School "Space Missions: Ground Observations and Science Communication", teacher, observation instructor, supervisor of theses.

2018-2019 Head of the 1st year master's student Rūta Urbonavišiūtė's coursework "Search for stellar variability in the northern sky and analysis based on temporal resolution photometric observations".

In 2019 July-August Head of the second-year bachelor's student Kotryna Šiškauskaitė's astronomy LMT summer practice "Analysis of light curves of variable light stars" (project no. 09.3.3-LMT-K-712-15-0311).

In 2019 Autumn semester. R. Urbonavičiūtė's head of professional practice in astronomy, first semester of the second year of the master's degree.

In 2020 Autumn semester. Head of the course work "Gravitational microlensing through binary black holes" of second-year bachelor student Kotryna Šiškauskaitė.

In 2020 spring semester. Supervisor of the second-year master's student Rūta Urbonavišiūtė's final thesis "Search for stellar variability in the northern sky and analysis based on temporal resolution photometric observations".

August 16-27, 2021 Virtual international summer school "Asteroid photometry" of scientific research infrastructure EUROPLANET2024 and Molėtai Astronomical Observatory. Teacher-instructor.

Participation in the national/international governing bodies, commissions, committees, boards etc.

1. Member of the inventory commission of the Molėtai Astronomical Observatory
2. Member of the Academic Ethics Commission of the Faculty of Physics

1. Evaluator at the International Physics Olympiad (IPhO), 2021 July 17-24, Vilnius
2. Member of the methodological group of the STEAM center in Vilnius, author of descriptions/methodologies of STEAM activities. Two descriptions have been prepared.
3. author of more than 10 articles about exoplanets, space telescopes and astronomical figures in the Universal Lithuanian Encyclopedia (2019-2022)
4. Member of the editorial board of the annual publication "Lietuvos dangus".

Media

1. 2018 September 19 interview for the daily "Lietuvos žinios" about her scientific activities and the search for Earth's second wife. The article "In search of our second Earth".
2. 2018 August 11 interview about the Perseid rains in the article of the www.tv3.lt portal "Stargazing - the best time: you won't want to miss it"
3. November 25, 2018 interview on the LRT show "Mokslo ekspresas". The interview was about the European Social Fund-funded project "Research of stars and exoplanets in the context of TESS and JWST space missions" carried out at the Institute of Theoretical Physics and Astronomy.
4. November 2020 - a short lesson for schoolchildren about variable star research in the LRT television column "Interesting lessons"
5. 2019 May 9 - the article "The Black Abyss sent a photo" on the portal astronautika.lt
6. 2019 January 31 - article "The search for exoplanets is accelerating - the TESS telescope in space" on the portal astronautika.lt
7. 2020 January 8 - interview about light pollution "The night sky without stars - the effect of light pollution: nature is disturbed because of the latter" in the LRT TV show "Good morning, Lithuania!
8. 2020 March 10 - the article "2019 Nobel Prize for Astrophysicists" on the portal astronautika.lt
9. 2020 December 16 - interview in the article "It is predicted that the new solar cycle may be the strongest ever recorded: what does this mean and how could it affect the Earth?" on the LRT.lt portal
10. 2021 July 9 - speech on "15 min TV" program "What if?"
11. 2013-2021 - Science popularization articles about astronomy news in the annual magazine "Lietuvos dangus"
12. 2022 October 25 interview on LNK and TV3 television news about the partial solar eclipse

Science popularization lectures

1. 2017 September. Lecture "The Whisper of Variable Stars" at the event "Researchers' Night" held at Molėtai AO
2. 2017 September. Lecture "Whisper of variable stars" and demonstration lecture "Analysis of photometric observations of variable light stars" at the science festival "Spacecraft Earth" (Vilnius)
3. Lecture for cosmetologists "The search for extraterrestrial life", 2018. June 6 Molėtai Astronomical Observatory.
4. 2018 September. lecture "Searching for a Second Earth" at the science festival "Spaceship Earth" (Vilnius)
5. 2019 in September 18th lecture "New exoplanet search technologies" at the science festival "Spacecraft" (Vilnius)
6. 2021 March. on the 9th Interactive virtual lecture for the VU community "Asteroseismic studies of stars" on the Teams platform.
7. 2021 in June 10th - virtual lecture "Asteroseismic star research" during the virtual event "Partial Solar Eclipse" organized by VU TFAI.
8. 2022 September. on the 9th lecture "Sun - close, but mysterious" at the science festival "Spaceship Earth" (Vilnius)