Featured Recent Papers
Symbiotic Stars in the Era of Modern Ground- and Space-Based Surveys (Review)
Merc, J. (2025).
Galaxies, 13(3), 49
New Online Database of Symbiotic Variables: Catalog and Statistical Overview of Symbiotic Binaries
Merc, J., Gális, R., Wolf, M. (2026).
ApJS, 285(2), 45
All Publications
2026
- Merc, J., Jones, D., Escorza, A. et al. (2026). K 1-6 is a photoionised ISM nebula shaped by a fast-moving hot white dwarf in a triple system. Astronomy & Astrophysics, in press
- Merc, J., Mulato, L., Mikołajewska, J. et al. (2026). Symbiotic binaries in the Gaia data – II. Symbiotic candidates from general variability classification in DR3. Monthly Notices of the Royal Astronomical Society, in press
- Merc, J., Gális, R., Wolf, M. (2026). New Online Database of Symbiotic Variables: Catalog and Statistical Overview of Symbiotic Binaries. Astrophysical Journal Supplement Series, 285, 45
- García, R. A., Mathur, S., Hookway, G. T. et al. (2026). Characterizing six seismic solar analogs observed by Kepler, K2, and HERMES. Astronomy & Astrophysics, 710, A369
- Mulato, L., Merc, J., Charbonnel, S. et al. (2026). Analysis of the Gaia DR3 planetary nebula candidates and the possible symbiotic stars among them. Astronomy & Astrophysics, 710, A298
- Wicker, M., Wyrzykowski, Ł., Hundertmark, M. et al. (2026). Gaia20fnr: A binary-lens microlensing event with full orbital motion revealed by four space telescopes. Astronomy & Astrophysics, 710, A294
- Merc, J. (2026). Symbiotic binaries in the Gaia data – I. Known symbiotics in DR3 and FPR. Monthly Notices of the Royal Astronomical Society, 546, stag125
- Beck, P. G., Masseron, T., Pavlovski, K. et al. (2026). Dynamical mass of a solar-like oscillator at the main sequence turnoff from Gaia astrometry and ground-based spectroscopy. Astronomy & Astrophysics Letters, 706 L19
- Zakamska, N., Adamane Pallathadka, G., Bizyaev, D., Merc, J. et al. (2026). ASASSN-24fw: Candidate gas-rich circumsecondary disk occultation of a main-sequence star. AJ, 171, 95
- Merc, J., Mikołajewska, J., Iłkiewicz, K. et al. (2026). Identification of new Galactic symbiotic stars with SALT - II. New discoveries and characterization of the sample. Monthly Notices of the Royal Astronomical Society, 545, staf2146
- Merc, J., Mikołajewska, J., Gałan, C. et al. (2026). Blending-induced beating and emission in the symbiotic star Terz V 2513. Monthly Notices of the Royal Astronomical Society, 545, staf2094
2025
- Melo, A., Sanchez-Saez, P., Ivanov, V. D. et al. (2025). Spectroscopic Alerts for the Time-Domain Era. ESO Expanding Horizons White Paper
- Pala, A. F., Raddi, R., Rebassa-Mansergas, A. et al. (2025). White Dwarf Binaries: Probes of Future Astrophysics. ESO Expanding Horizons White Paper
- Amestoy, J., Godoy-Rivera, D., Beck, P. G. et al. (2025). Finding the sweet spot: Modelling of oscillating red giant binaries. Proceedings of the Annual meeting of the French Society of Astronomy and Astrophysics, 483
- Zasche, P., Kučáková, H., Kára, J., Merc, J. et al. (2025). Six new doubly eclipsing quadruples in a 2+2 architecture. Astronomy & Astrophysics, 702, A234
- Boffin, H. M. J., Merc, J. (2025). Revisiting symbiotic binaries with interferometry: II. New PIONIER data. Astronomy & Astrophysics, 702, A151
- Merc, J., Guerrero, M. A., Toalá, J. A., Ortiz, R. (2025). CGCS 6306, another X-ray-emitting asymptotic giant branch star confirmed to be a symbiotic binary. Astronomy & Astrophysics, 699, A117
- Merc, J. (2025). Symbiotic stars in the era of modern ground- and space-based surveys. Galaxies, 13(3), 49
- Merc, J., Wyrzykowski, Ł., Beck, P. G. et al. (2025). Is the symbiotic recurrent nova T CrB late? Recent photometric evolution and comparison with past pre-outburst behaviour. Monthly Notices of the Royal Astronomical Society: Letters, 541, L14
- Merc, J., Mikołajewska, J., Petit, T. et al. (2025). V4141 Sgr: Outflows and repeated outbursts. Astronomy & Astrophysics Letters, 698, L4
- Wolf, M., Zasche, P., Zejda, M. et al. (2025). TESS light curves and period changes in low-mass eclipsing binary BB Persei. New Astronomy, 119, 102406
- Laversveiler, M., Gonçalves, D. R., Rocha-Pinto, H. J., Merc, J. (2025). The Local Group Symbiotic Star Population and its Tenuous Link with Type Ia Supernovae. Astronomy & Astrophysics, 698, A155
- Zasche, P., Henzl, Z., Mašek, M. et al. (2025). Three new 2+2 quadruple systems with changing inclination. Monthly Notices of the Royal Astronomical Society, 539, 1015
- Godoy-Rivera, D., Mathur, S., García, R. A., et al. (2025). Kepler meets Gaia DR3: Homogeneous extinction-corrected color-magnitude diagram and binary classification. Astronomy & Astrophysics, 696, A243
- Mulato, L., Merc, J., Charbonnel, S. et al. (2025). Search for new Galactic Wolf–Rayet stars using Gaia DR3: I. Candidate selection and the follow-up of the bright sample. Astronomy & Astrophysics, 695, A227
- Merc, J., Boffin, H. M. J. (2025). Revisiting symbiotic binaries with interferometry: I. The PIONIER archival collection. Astronomy & Astrophysics, 695, A61
- Howil, K., Wyrzykowski, Ł., Kruszyńska, K., et al. (2025). Uncovering the invisible: A study of Gaia18ajz, a candidate black hole revealed by microlensing. Astronomy & Astrophysics, 694, A94
2024
- Merc, J., Mikołajewska, J. (2024). Symbiotic stars, weird novae, and related embarrassing binaries. Nature Astronomy, 8, 1504
- Merc, J., Boffin, H. M. J. (2024). Unequivocal detection of the tidal deformation of a red giant in a binary system via interferometry. Astronomy & Astrophysics, 692, A218
- Wolf, M., Zasche, P., Kára, J., et al. (2024). Apsidal motion and TESS light curves of three southern close eccentric eclipsing binaries. Astronomy & Astrophysics, 690, A231
- Wu, Z., Dong, S., Yi, T., et al. (2024). Gaia22dkvLb: A Microlensing Planet Potentially Accessible to Radial-Velocity Characterization. Astronomical Journal, 168, 2, id. 62
- Zasche, P., Henzl, Z., Merc, J., et al. (2024). Eight new 2+2 doubly eclipsing quadruple systems detected. Astronomy & Astrophysics, 687, A6
- Gaia Collaboration, Panuzzo, P., Mazeh T., Arenou, F., et al. (2024). Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry. Astronomy & Astrophysics, 686, L2
- Merc, J., Velez, P., Charbonnel, S., et al. (2024). Gaia23ckh: Symbiotic outburst of the assumed Mira variable V390 Sco. Astronomische Nachrichten, e20240017
- Merc, J., Love, T., Velez, P., et al. (2024). Spectroscopic classification of ASASSN-24by (AT 2024epj) as a classical nova in the LMC. The Astronomer’s Telegram, 16545, 1
- Mainieri, A., Anderson, R. I., Brinchmann, J. et al. (2024). The Wide-field Spectroscopic Telescope (WST) Science White Paper.
- Merc, J., Beck, P. G., Mathur, S., García, R. A. (2024). Accretion-induced flickering variability among symbiotic stars from space photometry with NASA TESS. Astronomy & Astrophysics, 683, A84
- Zajaček, M., Czerny, B., Jaiswal, V. K., et al. (2024). Science with a small two-band UV-photometry mission III: Active Galactic Nuclei and nuclear transients. Space Science Reviews, 220, 29
- Krtička, J., Benáček, J., Budaj, J., et al. (2024). Science with a small two-band UV-photometry mission II: Observations of stars and stellar systems. Space Science Reviews, 220, 24
- Werner, N., Řípa, J., Thöne, C., et al. (2024). Science with a small two-band UV-photometry mission I: Mission description and follow-up observations. Space Science Reviews, 220, 11
- Beck, P. G., Grossmann, D. H., Steinwender, L., et al. (2024). Constraining stellar and orbital co-evolution through ensemble seismology of solar-like oscillators in binary systems. Astronomy & Astrophysics, 682, A7
2023
- Merc, J., Teyssier, F., Eldridge, C. et al. (2023). Rebrightening of the symbiotic star V919 Sgr. The Astronomer's Telegram, 16326, 1
- Merc, J., Velez, P., Barker, H., et al. (2023). Gaia23clr: Outburst of the symbiotic star V2905 Sgr. The Astronomer’s Telegram, 16257, 1
- Nagy, Z., Park, S., Ábrahám, P., et al. (2023). The Gaia alerted fading of the FUor-type star Gaia21elv. Monthly Notices of the Royal Astronomical Society, 524, 3344
- Merc, J., Gális, R., Wolf, M., et al. (2023). Comprehensive analysis of a symbiotic candidate V503 Her. Astronomical Journal, 166, 65
- Zasche, P., Henzl, Z., Mašek, M., et al. (2023). Detection of seven 2+2 doubly eclipsing quadruple systems. Astronomy & Astrophysics, 675, A113
- Kára, J., Zharikov, S., Wolf, M., et al. (2023). The Z Camelopardalis-type star AY Piscium: stellar and accretion disk parameters. Astrophysical Journal, 950, 47
- Merc, J., Gális, R., Velez, P., et al. (2023). V618 Sgr: Galactic eclipsing symbiotic nova detected in repeated outbursts. Monthly Notices of the Royal Astronomical Society, 523, 163
- Petit, T., Merc, J., Gális, R., et al. (2023). DeGaPe 35: Amateur discovery of a new southern symbiotic star. New Astronomy, 98, 101943
2022
- Merc, J., Barker, H., Gális, R. (2022). Gaia22eor: Symbiotic Star V2756 Sgr Detected in a Deep Eclipse. Research Notes of the AAS, 6, 253
- Schatz, H., Becerril Reyes, A. D., Best, A. et al. (2022). Horizons: Nuclear Astrophysics in the 2020s and Beyond. Journal of Physics G: Nuclear and Particle Physics, 49, 110502
- Merc, J., Barker, H., Velez, P. et al. (2022). Spectroscopic monitoring of bright Galactic nova ASASSN-22hw. The Astronomer's Telegram, 15435, 1
- Merc, J., Velez, P., Barker, H. et al. (2022). Gaia22bou: First recorded outburst of symbiotic star WRAY 15-1167. The Astronomer's Telegram, 15340, 1
- Merc, J., Charbonnel, S., Garde, O. et al. (2022). Low-resolution Optical Spectroscopy of Recently Discovered Accreting-only Symbiotic Star THA 15–31. Research Notes of the AAS, 6, 54
- Merc, J., Gális, R., Wolf, M. et al. (2022). Hen 3-860: new southern eclipsing symbiotic star observed in the outburst. Monthly Notices of the Royal Astronomical Society, 510, 1404
2021
- Merc, J., Gális, R., Velez, P. et al. (2021). Brightening of SS73 141: Outburst of Z And-type? The Astronomer's Telegram, 14874, 1
- Merc, J., Gális, R., Garde, O. et al. (2021). Ongoing brightening of the eclipsing symbiotic star AR Pav. The Astronomer's Telegram, 14837, 1
- Merc, J., Gális, R., Wolf, M. et al. (2021). Spectroscopic and photometric analysis of symbiotic candidates – I. Ten candidates on classical symbiotic stars. Monthly Notices of the Royal Astronomical Society, 506, 4151
- Mártonfi, P., Gális, R., Merc, J. (2021). Long-term photometric activity of AX Persei. Open European Journal on Variable Stars, 220, 26
- Merc, J., Gális, R., Vrašťák, M. et al. (2021). Symbiotic binaries as ideal targets for amateur observers. Open European Journal on Variable Stars, 220, 11
- Merc, J., Gális, R., Charbonnel, S. et al. (2021). TCP J18224935-2408280 is an outburst of a symbiotic star. The Astronomer's Telegram, 14691, 1
- Wolf, M., Kučáková, H., Zasche, P. et al. (2021). Possible substellar companions in dwarf eclipsing binaries: SDSS J143547.87+373338.5, NSVS 7826147, and NSVS 14256825. Astronomy & Astrophysics, 647, A65
- Merc, J., Gális, R., Leedjärv, L., Wolf, M. (2021). Yellow symbiotic star AG Draconis in the scope of the New Online Database of Symbiotic Variables. The Golden Age of Cataclysmic Variables and Related Objects - V, Proceedings of Science, 368, 43
- Merc, J., Kalup, Cs., Rathour, R. S. et al. (2021). Asteroseismology of the heartbeat star KIC 5006817. Contributions of the Astronomical Observatory Skalnaté Pleso, 51, 45
- Dubovský, P. A., Merc, J., Gális, R., Wolf, M. (2021). Spectroscopic confirmation of the active dwarf nature of 2MASS J07363415+6538548. Research Notes of the AAS, 5, 11
2020
- Merc, J., Gális, R., Wolf, M. (2020). Spectroscopic analysis of selected symbiotic candidates. WDS'20 Proceedings of Contributed Papers, 45
- Merc, J., Mikołajewska, J., Gromadzki, M. et al. (2020). Gaia18aen: First symbiotic star discovered by Gaia. Astronomy & Astrophysics, 644, A49
- Merc, J., Gális, R., Kára, J. et al. (2020). The nature of the symbiotic candidate 2MASS J07363415+6538548 in the field of NGC 2403. Monthly Notices of the Royal Astronomical Society, 499, 2116
- Zasche, P., Wolf, M., Kučáková, H. et al. (2020). First apsidal motion and light curve analysis of 162 eccentric eclipsing binaries from LMC. Astronomy & Astrophysics, 640, A33
- Merc, J., Gális, R., Wolf, M. (2020). Galactic members in the New Online Database of Symbiotic Variables. Contributions of the Astronomical Observatory Skalnaté Pleso, 50, 426
2019
- Merc, J., Gális, R., Wolf, M. (2019). Symbiotic Variables in the Local Group and Beyond. WDS'19 Proceedings of Contributed Papers, 165
- Cabello, C., Csörnyei, G., Merc, J. et al. (2019). Independent Study and Spectral Classification of a Sample of Poorly Studied High Proper Motion M-dwarf Candidate Stars. Contributions of the Astronomical Observatory Skalnaté Pleso, 49, 546
- Merc, J., Gális, R., Wolf, M. (2019). New Online Database of Symbiotic Variables: Symbiotics in X-rays. Astronomische Nachrichten, 340, 598 (Editor's Choice)
- Merc, J., Gális, R., Wolf, M. (2019). New Online Database of Symbiotic Variables. Eruptive Stars Information Letter, 41, 78
- Merc, J., Gális, R., Teyssier, F. (2019). Study of long-term spectroscopic variability of symbiotic stars based on observations of the ARAS Group. Contributions of the Astronomical Observatory Skalnaté Pleso, 49, 228
- Gális, R., Merc, J., Leedjärv, L. (2019). The current active stage of the symbiotic system AG Draconis. Contributions of the Astronomical Observatory Skalnaté Pleso, 49, 197
- Merc, J., Gális, R., Wolf, M. et al. (2019). The activity of the symbiotic binary Z Andromedae and its last outburst. Open European Journal on Variable Stars, 197, 23
- Gális, R., Merc, J., Leedjärv, L. et al. (2019). The peculiar outburst activity of the symbiotic binary AG Draconis. Open European Journal on Variable Stars, 197, 15
- Merc, J., Gális, R., Teyssier, F. et al. (2019). The symbiotic star AX Per is going into strong outburst. The Astronomer's Telegram, 12660, 1
- Merc, J., Gális, R., Wolf, M. (2019). First release of the New Online Database of Symbiotic Variables. Research Notes of the AAS, 3, 28
2018
- Merc, J., Gális, R. (2018). CorrLAB: Correlation and Period Analysis Software. Astronomical Journal, 156, 111
- Merc, J., Gális, R., Vrašťák, M., Leedjärv, L. (2018). The fourth outburst during the ongoing active stage of AG Draconis has finished. Research Notes of the AAS, 2, 142
- Merc, J., Gális, R., Leedjärv, L. (2018). Recent outburst activity of the symbiotic binary AG Draconis. The Golden Age of Cataclysmic Variables and Related Objects - IV, Proceedings of Science, 315, 60
- Gális, R., Merc, J., Vrašťák, M. et al. (2018). The fourth outburst during the present active stage of symbiotic binary AG Dra. The Astronomer's Telegram, 11559, 1
2017
- Merc, J., Gális, R., Leedjärv, L. (2017). Recent outburst activity of the super-soft X-ray binary AG Draconis. Contributions of the Astronomical Observatory Skalnaté Pleso, 47, 192
- Gális, R., Merc, J., Leedjärv, L. (2017). Outburst activity of the symbiotic binary AG Dra. Open European Journal on Variable Stars, 180, 24
2016
- Merc, J., Gális, R. (2016). Korelačná analýza fotometrických a spektroskopických dát symbiotických systémov AG Dra a Z And. Prírodovedec, 635, 197
- Gális, R., Hric, L., Leedjärv, L. et al. (2016). Outburst activity of the symbiotic binary AG Dra. Open European Journal on Variable Stars, 176, 22
- Leedjärv, L., Gális, R., Hric, L. et al. (2016). Spectroscopic view on the outburst activity of the symbiotic binary AG Draconis. Monthly Notices of the Royal Astronomical Society, 456, 2558