Zobrazeno 1 - 10
of 43
pro vyhledávání: '"A. Samadi-Ghadim"'
Autor:
Holdsworth, D. L., Cunha, M. S., Lares-Martiz, M., Kurtz, D. W., Antoci, V., Forteza, S. Barceló, De Cat, P., Derekas, A., Kayhan, C., Ozuyar, D., Skarka, M., Hey, D. R., Shi, F., Bowman, D. M., Kobzar, O., Gómez, A. Ayala, Bognár, Zs., Buzasi, D. L., Ebadi, M., Fox-Machado, L., Hernández, A. García, Ghasemi, H., Guzik, J. A., Handberg, R., Handler, G., Hasanzadeh, A., Jayaraman, R., Khalack, V., Kochukhov, O., Lovekin, C. C., Mikołajczyk, P., Mkrtichian, D., Murphy, S. J., Niemczura, E., Olafsson, B. G., Pascual-Granado, J., Paunzen, E., Posiłek, N., Safari, A. Ramón-Ballesta H., Samadi-Ghadim, A., Smalley, B., Sódor, Á., Stateva, I., Suárez, J. C., Szabó, R., Wu, T., Ziaali, E., Zong, W., Seager, S.
We present the results of a systematic search of the Transiting Exoplanet Survey Satellite (TESS) 2-min cadence data for new rapidly oscillating Ap (roAp) stars observed during the Cycle 2 phase of its mission. We find seven new roAp stars previously
Externí odkaz:
http://arxiv.org/abs/2312.04199
Autor:
Royer, P., Merle, T., Dsilva, K., Sekaran, S., Van Winckel, H., Frémat, Y., Van der Swaelmen, M., Gebruers, S., Tkachenko, A., Laverick, M., Dirickx, M., Raskin, G., Hensberge, H., Abdul-Masih, M., Acke, B., Alonso, M. L., Mahato, S. Bandhu, Beck, P. G., Behara, N., Bloemen, S., Buysschaert, B., Cox, N., Debosscher, J., De Cat, P., Degroote, P., De Nutte, R., De Smedt, K., de Vries, B., Dumortier, L., Escorza, A., Exter, K., Goriely, S., Gorlova, N., Hillen, M., Homan, W., Jorissen, A., Kamath, D., Karjalainen, M., Karjalainen, R., Lampens, P., Lobel, A., Lombaert, R., Marcos-Arenal, P., Menu, J., Merges, F., Moravveji, E., Nemeth, P., Neyskens, P., Ostensen, R., Pápics, P. I., Perez, J., Royer, S. Prins S., Samadi-Ghadim, A., Sana, H., Fuentes, A. Sans, Scaringi, S., Schmid, V., Siess, L., Siopis, C., Smolders, K., Sodor, S., Thoul, A., Triana, S., Vandenbussche, B., Van de Sande, M., Van De Steene, G., Van Eck, S., van Hoof, P. A. M., Van Marle, A. J., Van Reeth, T., Vermeylen, L., Volpi, D., Vos, J., Waelkens, C.
Publikováno v:
A&A 681, A107 (2024)
Over the past decades, libraries of stellar spectra have been used in a large variety of science cases, including as sources of reference spectra for a given object or a given spectral type. Despite the existence of large libraries and the increasing
Externí odkaz:
http://arxiv.org/abs/2311.02705
Autor:
Vines, Jose I., Jenkins, James S., Berdiñas, Zaira, Soto, Maritza G., Díaz, Matías R., Alves, Douglas R., Tuomi, Mikko, Wittenmyer, Robert A., de Leon, Jerome Pitogo, Peña, Pablo, Lissauer, Jack J., Ballard, Sarah, Bedding, Timothy, Bowler, Brendan P., Horner, Jonathan, Jones, Hugh R. A., Kane, Stephen R., Kielkopf, John, Plavchan, Peter, Shporer, Avi, Tinney, C. G., Wright, Hui Zhang Duncan J., Addison, Brett, Mengel, Matthew W., Okumura, Jack, Samadi-Ghadim, Anya
Very little is known about the young planet population because the detection of small planets orbiting young stars is obscured by the effects of stellar activity and fast rotation which mask planets within radial velocity and transit data sets. The f
Externí odkaz:
http://arxiv.org/abs/2210.07945
Publikováno v:
A&A 667, A60 (2022)
KIC 6951642 has been reported as a candidate hybrid pulsator of type-$\gamma$ Doradus-$\delta$ Scuti from observations of the first quarters of the Kepler mission. We aim to investigate the pulsating nature of KIC 6951642 and to search for the signat
Externí odkaz:
http://arxiv.org/abs/2209.04651
Autor:
Holdsworth, D. L., Cunha, M. S., Kurtz, D. W., Antoci, V., Hey, D. R., Bowman, D. M., Kobzar, O., Buzasi, D. L., Kochukhov, O., Niemczura, E., Ozuyar, D., Shi, F., Szabó, R., Samadi-Ghadim, A., Bognár, Zs., Fox-Machado, L., Khalack, V., Lares-Martiz, M., Lovekin, C. C., Mikołajczyk, P., Mkrtichian, D., Pascual-Granado, J., Paunzen, E., Richey-Yowell, T., Sódor, Á., Sikora, J., Yang, T. Z., Brunsden, E., David-Uraz, A., Derekas, A., Hernández, A. García, Guzik, J. A., Hatamkhani, N., Handberg, R., Lambert, T. S., Lampens, P., Murphy, S. J., Monier, R., Pollard, K. R., Quitral-Manosalva, P., Ramón-Ballesta, A., Smalley, B., Stateva, I., Vanderspek, R.
We present the results of a systematic search for new rapidly oscillating Ap (roAp) stars using the 2-min cadence data collected by the Transiting Exoplanet Survey Satellite (TESS) during its Cycle 1 observations. We identify 12 new roAp stars. Among
Externí odkaz:
http://arxiv.org/abs/2105.13274
Autor:
Lampens, P., Vermeylen, L., Frémat, Y., Sódor, Á., Skarka, M., Samadi-Ghadim, A., Bognár, Zs., Lehmann, H., De Cat, P., Goswami, A., Dumortier, L.
Publikováno v:
A&A 647, A139 (2021)
The presence of A/F-type {\it Kepler} hybrid stars extending across the entire $\delta$ Sct-$\gamma$ Dor instability strips and beyond remains largely unexplained. In order to better understand these particular stars, we performed a multi-epoch spect
Externí odkaz:
http://arxiv.org/abs/2101.06174
Publikováno v:
A&A 638, A57 (2020)
{KIC~8975515 is a \emph{Kepler} double-lined spectroscopic binary system with hybrid pulsations. Two components have similar atmospheric properties (T$_{\rm eff}$ $\sim$ 7400~K), and one of them is a fast rotator ($v\sin i = 162$ versus 32 km/s). Our
Externí odkaz:
http://arxiv.org/abs/2004.08048
Akademický článek
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Akademický článek
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Autor:
Jose I Vines, James S Jenkins, Zaira Berdiñas, Maritza G Soto, Matías R Díaz, Douglas R Alves, Mikko Tuomi, Robert A Wittenmyer, Jerome Pitogo de Leon, Pablo Peña, Jack J Lissauer, Sarah Ballard, Timothy Bedding, Brendan P Bowler, Jonathan Horner, Hugh R A Jones, Stephen R Kane, John Kielkopf, Peter Plavchan, Avi Shporer, C G Tinney, Hui Zhang, Duncan J Wright, Brett Addison, Matthew W Mengel, Jack Okumura, Anya Samadi-Ghadim
Publikováno v:
Monthly Notices of the Royal Astronomical Society
Very little is known about the young planet population because the detection of small planets orbiting young stars is obscured by the effects of stellar activity and fast rotation which mask planets within radial velocity and transit data sets. The f