Works matching DE "COOL stars (Astronomy)"

Results: 226

On the chemical abundance differences between the solar twin visual binary system 16 Cygni A and B.
Published in:
Astronomische Nachrichten, 2024, v. 345, n. 4, p. 1, doi. 10.1002/asna.20230174
By:
- Takeda, Yoichi
Publication type:
Article
The quintuple system 30 Arietis: Comments on orbital stability and habitability.
Published in:
Astronomische Nachrichten, 2023, v. 344, n. 5, p. 1, doi. 10.1002/asna.20230012
By:
- Wittmayer, Blake H.;
- Cuntz, Manfred
Publication type:
Article
X‐exoplanets coronal models and planet photoevaporation.
Published in:
Astronomische Nachrichten, 2022, v. 343, n. 4, p. 1, doi. 10.1002/asna.20220008
Publication type:
Article
Destination exoplanet: Habitability conditions influenced by stellar winds properties.
Published in:
Astronomische Nachrichten, 2022, v. 343, n. 4, p. 1, doi. 10.1002/asna.20210093
By:
- Chebly, Judy J.;
- Alvarado‐Gómez, Julián D.;
- Poppenhaeger, Katja
Publication type:
Article
Identification of additional young nearby runaway stars based on Gaia data release 2 observations and the lithium test.
Published in:
Astronomische Nachrichten, 2021, v. 342, n. 7/8, p. 960, doi. 10.1002/asna.202113962
By:
- Bischoff, Richard;
- Mugrauer, Markus;
- Torres, Guillermo;
- Geymeier, Michael;
- Neuhäuser, Ralph;
- Stenglein, Wolfgang;
- Michel, Kai‐Uwe
Publication type:
Article
Kinematics and ellipsoidal motion of the mid to late M‐type stars.
Published in:
Astronomische Nachrichten, 2021, v. 342, n. 7/8, p. 989, doi. 10.1002/asna.20210019
By:
- Elsanhoury, Waleed H.;
- Nouh, Mohamed I.;
- Branham, Richard L.;
- Al‐Johani, Amnah S.
Publication type:
Article
A search for runaway stars in 12 Galactic supernova remnants.
Published in:
Astronomische Nachrichten, 2021, v. 342, n. 3, p. 553, doi. 10.1002/asna.202113860
By:
- Lux, Oliver;
- Neuhäuser, Ralph;
- Mugrauer, Markus;
- Bischoff, Richard
Publication type:
Article
On the binary orbit of Henry Draper one (HD 1).
Published in:
Astronomische Nachrichten, 2020, v. 341, n. 10, p. 983, doi. 10.1002/asna.202013855
By:
- Strassmeier, Klaus G.;
- Weber, Michael
Publication type:
Article
Rotation of solar‐like stars in the immediate solar neighborhood.
Published in:
Astronomische Nachrichten, 2020, v. 341, n. 5, p. 497, doi. 10.1002/asna.202013790
By:
- Schmitt, Jürgen H. M. M.;
- Mittag, Marco
Publication type:
Article
Detection and characterization of stellar magnetic activity with Gaia.
Published in:
Astronomische Nachrichten, 2020, v. 341, n. 5, p. 508, doi. 10.1002/asna.202013732
By:
- Distefano, Elisa;
- Lanzafame, Alessandro
Publication type:
Article
The rotation–activity relation of M dwarfs: From K2 to TESS and PLATO.
Published in:
Astronomische Nachrichten, 2020, v. 341, n. 5, p. 519, doi. 10.1002/asna.202013727
By:
- Raetz, Stefanie;
- Stelzer, Beate;
- Scholz, Alexander
Publication type:
Article
Determining rotational and macroturbulent velocities of cool magnetic giant stars.
Published in:
Astronomische Nachrichten, 2020, v. 341, n. 5, p. 486, doi. 10.1002/asna.202013725
By:
- Georgiev, Stefan;
- Lèbre, Agnès;
- Josselin, Eric;
- Konstantinova‐Antova, Renada;
- Morin, Julien
Publication type:
Article
Do Hertzsprung‐gap stars show any chemical anomaly?
Published in:
Astronomische Nachrichten, 2019, v. 340, n. 5, p. 364, doi. 10.1002/asna.201913532
By:
- Takeda, Yoichi;
- Jeong, Gwanghui;
- Han, Inwoo
Publication type:
Article
The variability of magnetic activity in solar-type stars.
Published in:
Astronomische Nachrichten, 2017, v. 338, n. 7, p. 753, doi. 10.1002/asna.201713403
By:
- Fabbian, D.;
- Simoniello, R.;
- Collet, R.;
- Criscuoli, S.;
- Korhonen, H.;
- Krivova, N. A.;
- Oláh, K.;
- Jouve, L.;
- Solanki, S. K.;
- Alvarado‐Gómez, J. D.;
- Booth, R.;
- García, R. A.;
- Lehtinen, J.;
- See, V.
Publication type:
Article
Contents: Astron. Nachr. 4/2017.
Published in:
Astronomische Nachrichten, 2017, v. 338, n. 4, p. 361, doi. 10.1002/asna.201705003
Publication type:
Article
Surface magnetism of cool stars.
Published in:
Astronomische Nachrichten, 2017, v. 338, n. 4, p. 428, doi. 10.1002/asna.201713310
By:
- Kochukhov, O.;
- Petit, P.;
- Strassmeier, K. G.;
- Carroll, T. A.;
- Fares, R.;
- Folsom, C. P.;
- Jeffers, S. V.;
- Korhonen, H.;
- Monnier, J. D.;
- Morin, J.;
- Rosén, L.;
- Roettenbacher, R. M.;
- Shulyak, D.
Publication type:
Article
Sun-like stars unlike the Sun: Clues for chemical anomaliesof cool stars.
Published in:
Astronomische Nachrichten, 2017, v. 338, n. 4, p. 442, doi. 10.1002/asna.201713315
By:
- Adibekyan, V.;
- Delgado ‐ Mena, E.;
- Feltzing, S.;
- González Hernández, J. I.;
- Hinkel, N. R.;
- Korn, A. J.;
- Asplund, M.;
- Beck, P. G.;
- Deal, M.;
- Gustafsson, B.;
- Honda, S.;
- Lind, K.;
- Nissen, P. E.;
- Spina, L.
Publication type:
Article
X-ray variability of cool stars: Magnetic activity and accretion.
Published in:
Astronomische Nachrichten, 2017, v. 338, n. 2/3, p. 195, doi. 10.1002/asna.201713330
By:
- Stelzer, B.
Publication type:
Article
Some aspects of cool main sequence star ages derived from stellar rotation (gyrochronology).
Published in:
Astronomische Nachrichten, 2016, v. 337, n. 8/9, p. 810, doi. 10.1002/asna.201612377
By:
- Barnes, S. A.;
- Spada, F.;
- Weingrill, J.
Publication type:
Article
Non-LTE iron abundances in cool stars: The role of hydrogen collisions.
Published in:
Astronomische Nachrichten, 2016, v. 337, n. 8/9, p. 850, doi. 10.1002/asna.201612384
By:
- Ezzeddine, R.;
- Merle, Th.;
- Plez, B.
Publication type:
Article
Coronal and chromospheric activity of Teegarden's star.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 691, p. 1, doi. 10.1051/0004-6361/202451697
By:
- Fuhrmeister, B.;
- Schmitt, J. H. M. M.;
- Reiners, A.;
- Czesla, S.;
- Béjar, V. J. S.;
- Caballero, J.;
- Eislöffel, J.;
- Henning, Th.;
- Morales, J. C.;
- Quirrenbach, A.;
- Ribas, I.;
- Robrade, J.;
- Schneider, P. C.;
- Zechmeister, M.
Publication type:
Article
Determination of metallicities of red giant stars using machine learning techniques applied to the narrow and broadband photometry of the S-PLUS survey.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 691, p. 1, doi. 10.1051/0004-6361/202451059
By:
- Molina-Jorquera, F.;
- Damke, G.;
- Fernández-Olivares, D.;
- Jaque-Arancibia, M.;
- Almeida-Fernandes, F.;
- Daflon, S.;
- Schoenell, W.;
- Ribeiro, T.;
- Kanaan, A.;
- Torres-Flores, S.;
- de Oliveira, C. Mendes
Publication type:
Article
The curious case of 2MASS J15594729+4403595, an ultra-fast M2 dwarf with possible Rieger cycles.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 691, p. 1, doi. 10.1051/0004-6361/202449959
By:
- Messina, S.;
- Catanzaro, G.;
- Lanza, A. F.;
- Gandolfi, D.;
- Serrano, M. M.;
- Deeg, H. J.;
- García-Alvarez, D.
Publication type:
Article
The impact of third dredge-up on the mass loss of Mira variables.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202451708
By:
- Uttenthaler, S.;
- Shetye, S.;
- Nanni, A.;
- Aringer, B.;
- Eriksson, K.;
- McDonald, I.;
- Gobrecht, D.;
- Höfner, S.;
- Wolter, U.;
- Cristallo, S.;
- Bernhard, K.
Publication type:
Article
M giants with IGRINS: IV. Identification and characterisation of a NIR line of the s-element barium.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202451255
By:
- Nandakumar, G.;
- Ryde, N.;
- Hartman, H.;
- Mace, G.
Publication type:
Article
Multi-iron subpopulations in Liller 1 from high-resolution H-band spectroscopy.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202451030
By:
- Fanelli, C.;
- Origlia, L.;
- Rich, R. M.;
- Ferraro, F. R.;
- Alvarez Garay, D. A.;
- Chiappino, L.;
- Lanzoni, B.;
- Pallanca, C.;
- Crociati, C.;
- Dalessandro, E.
Publication type:
Article
Episodic mass loss in the very luminous red supergiant [W60] B90 in the Large Magellanic Cloud.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202450737
By:
- Munoz-Sanchez, G.;
- de Wit, S.;
- Bonanos, A. Z.;
- Antoniadis, K.;
- Boutsia, K.;
- Boumis, P.;
- Christodoulou, E.;
- Kalitsounaki, M.;
- Udalski, A.
Publication type:
Article
ODUSSEAS: Upgraded version with new reference scale and parameter determinations for 82 planet-host M dwarf stars in SWEET-Cat.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202450722
By:
- Antoniadis-Karnavas, A.;
- Sousa, S. G.;
- Delgado-Mena, E.;
- Santos, N. C.;
- Andreasen, D. T.
Publication type:
Article
Asymmetries in asymptotic giant branch stars and their winds: I. From 3D RHD models to synthetic observables.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202450077
By:
- Wiegert, Joachim;
- Freytag, Bernd;
- Höfner, Susanne
Publication type:
Article
A grid of self-consistent MSG (MARCS-StaticWeather-GGchem) cool stellar, sub-stellar, and exoplanetary model atmospheres.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 690, p. 1, doi. 10.1051/0004-6361/202450108
By:
- Jørgensen, Uffe G.;
- Amadio, Flavia;
- Campos Estrada, Beatriz;
- Møller, Kristian Holten;
- Schneider, Aaron D.;
- Balduin, Thorsten;
- D'Alessandro, Azzurra;
- Symeonidou, Eftychia;
- Helling, Christiane;
- Nordlund, Åke;
- Woitke, Peter
Publication type:
Article
Lithium, rotation and metallicity in the open cluster M35.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 687, p. 1, doi. 10.1051/0004-6361/202450222
By:
- Cuenda-Muñoz, D.;
- Barrado, D.;
- Agüeros, M. A.;
- Curtis, J. L.;
- Bouy, H.
Publication type:
Article
Long-term stellar activity of M dwarfs: A combined K2 and TESS study of two early M-type stars.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 687, p. 1, doi. 10.1051/0004-6361/202449902
By:
- Raetz, St.;
- Stelzer, B.
Publication type:
Article
Using autoencoders and deep transfer learning to determine the stellar parameters of 286 CARMENES M dwarfs.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 687, p. 1, doi. 10.1051/0004-6361/202449865
By:
- Mas-Buitrago, P.;
- González-Marcos, A.;
- Solano, E.;
- Passegger, V. M.;
- Cortés-Contreras, M.;
- Ordieres-Meré, J.;
- Bello-García, A.;
- Caballero, J. A.;
- Schweitzer, A.;
- Tabernero, H. M.;
- Montes, D.;
- Cifuentes, C.
Publication type:
Article
Titanium abundances in late-type stars: II. Grid of departure coefficients and application to a sample of 70 000 stars.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 687, p. 1, doi. 10.1051/0004-6361/202347698
By:
- Mallinson, J. W. E.;
- Lind, K.;
- Amarsi, A. M.;
- Youakim, K.
Publication type:
Article
Coriolis darkening in late-type stars: II. Effect of self-sustained magnetic fields in stratified convective envelopes.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 685, p. 1, doi. 10.1051/0004-6361/202349051
By:
- Pinçon, C.;
- Petitdemange, L.;
- Raynaud, R.;
- Garcia, L. J.;
- Guseva, A.;
- Rieutord, M.;
- Alecian, E.
Publication type:
Article
Near-infrared spectroscopic characterisation of Gaia ultra-cool dwarf candidates: Spectral types and peculiarities.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 685, p. 1, doi. 10.1051/0004-6361/202347954
By:
- Ravinet, T.;
- Reylé, C.;
- Lagarde, N.;
- Burgasser, A.;
- Smart, R. L.;
- Moya, W. H.;
- Marocco, F.;
- Scholz, R.-D.;
- Cooper, W. J.;
- Cruz, K. L.;
- Fernández-Trincado, J. G.;
- Homeier, D.;
- Sarro, L. M.
Publication type:
Article
Abundance of strontium in the Galactic globular cluster 47 Tuc.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 682, p. 1, doi. 10.1051/0004-6361/202347936
By:
- Kolomiecas, E.;
- Kučinskas, A.;
- Klevas, J.;
- Dobrovolskas, V.
Publication type:
Article
Unveiling the spectacular over 24-hour flare of star CD-36 3202.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 682, p. 1, doi. 10.1051/0004-6361/202347901
By:
- Bicz, K.;
- Falewicz, R.;
- Pietras, M.
Publication type:
Article
Stellar activity and differential rotation of HD 111395.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2024, v. 682, p. 1, doi. 10.1051/0004-6361/202345919
By:
- Mittag, M.;
- Schmitt, J. H. M. M.;
- Fuhrmeister, B.;
- Robrade, J.;
- Schröder, K.-P.
Publication type:
Article
Correlation between activity indicators: Ha and Ca II lines in M-dwarf stars.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2023, v. 672, p. 1, doi. 10.1051/0004-6361/202245352
By:
- Ibañez Bustos, R. V.;
- Buccino, A. P.;
- Flores, M.;
- Martinez, C. F.;
- Mauas, P. J. D.
Publication type:
Article
Identification of late-type Class I stars using Gaia DR3 Apsis parameters.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2023, v. 671, p. 1, doi. 10.1051/0004-6361/202245587
By:
- Messineo, Maria
Publication type:
Article
The CARMENES search for exoplanets around M dwarfs: Diagnostic capabilities of strong K I lines for photosphere and chromosphere.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2022, v. 657, p. 1, doi. 10.1051/0004-6361/202141733
By:
- Fuhrmeister, B.;
- Czesla, S.;
- Nagel, E.;
- Reiners, A.;
- Schmitt, J. H. M. M.;
- Jeffers, S. V.;
- Caballero, J. A.;
- Shulyak, D.;
- Johnson, E. N.;
- Zechmeister, M.;
- Montes, D.;
- López-Gallifa, Á.;
- Ribas, I.;
- Quirrenbach, A.;
- Amado, P. J.;
- Galadí-Enríquez, D.;
- Hatzes, A. P.;
- Kürster, M.;
- Danielski, C.;
- Béjar, V. J. S.
Publication type:
Article
Overall spectral properties of prompt emissions with diverse segments in Swift/BAT short gamma-ray bursts.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2022, v. 657, p. 1, doi. 10.1051/0004-6361/202140747
By:
- Li, X. J.;
- Zhang, Z. B.;
- Zhang, K.
Publication type:
Article
The CARMENES search for exoplanets around M dwarfs: Stellar atmospheric parameters of target stars with STEPARSYN.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2021, v. 656, p. 1, doi. 10.1051/0004-6361/202141980
By:
- Marfil, E.;
- Tabernero, H. M.;
- Montes, D.;
- Caballero, J. A.;
- Lázaro, F. J.;
- González Hernández, J. I.;
- Nagel, E.;
- Passegger, V. M.;
- Schweitzer, A.;
- Ribas, I.;
- Reiners, A.;
- Quirrenbach, A.;
- Amado, P. J.;
- Cifuentes, C.;
- Cortés-Contreras, M.;
- Dreizler, S.;
- Duque-Arribas, C.;
- Galadí-Enríquez, D.;
- Henning, Th.;
- Jeffers, S. V.
Publication type:
Article
Precise radial velocities of giant stars: XIV. Evidence of planetary companions around HD 25723, 17 Sco, 3 Cnc, and 44 UMa.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 644, p. 1, doi. 10.1051/0004-6361/202038285
By:
- Pinto, Marcelo Tala;
- Reffert, Sabine;
- Quirrenbach, Andreas;
- Stock, Stephan;
- Trifonov, Trifon;
- Mitchell, David S.
Publication type:
Article
Reading between the lines: Disk emission, wind, and accretion during the Z CMa NW outburst.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 643, p. 1, doi. 10.1051/0004-6361/202038489
By:
- Sicilia-Aguilar, A.;
- Bouvier, J.;
- Dougados, C.;
- Grankin, K.;
- Donati, J. F.
Publication type:
Article
The Gaia-ESO Survey: Calibrating the lithium–age relation with open clusters and associations: I. Cluster age range and initial membership selections.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 643, p. 1, doi. 10.1051/0004-6361/202037620
By:
- Gutiérrez Albarrán, M. L.;
- Montes, D.;
- Gómez Garrido, M.;
- Tabernero, H. M.;
- González Hernández, J. I.;
- Marfil, E.;
- Frasca, A.;
- Lanzafame, A. C.;
- Klutsch, A.;
- Franciosini, E.;
- Randich, S.;
- Smiljanic, R.;
- Korn, A. J.;
- Gilmore, G.;
- Alfaro, E. J.;
- Baratella, M.;
- Bayo, A.;
- Bensby, T.;
- Bonito, R.;
- Carraro, G.
Publication type:
Article
An extremely hot white dwarf with a rapidly rotating K-type subgiant companion: UCAC2 46706450.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 642, p. 1, doi. 10.1051/0004-6361/202038574
By:
- Werner, Klaus;
- Reindl, Nicole;
- Löbling, Lisa;
- Pelisoli, Ingrid;
- Schaffenroth, Veronika;
- Rebassa-Mansergas, Alberto;
- Irawati, Puji;
- Ren, Juanjuan
Publication type:
Article
CARMENES input catalogue of M dwarfs: V. Luminosities, colours, and spectral energy distributions.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 642, p. 1, doi. 10.1051/0004-6361/202038295
By:
- Cifuentes, C.;
- Caballero, J. A.;
- Cortés-Contreras, M.;
- Montes, D.;
- Abellán, F. J.;
- Dorda, R.;
- Holgado, G.;
- Zapatero Osorio, M. R.;
- Morales, J. C.;
- Amado, P. J.;
- Passegger, V. M.;
- Quirrenbach, A.;
- Reiners, A.;
- Ribas, I.;
- Sanz-Forcada, J.;
- Schweitzer, A.;
- Seifert, W.;
- Solano, E.
Publication type:
Article
Analysis of the TiO isotopologues in stellar optical spectra.
Published in:
Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 642, p. 1, doi. 10.1051/0004-6361/202037863
By:
- Pavlenko, Ya. V.;
- Yurchenko, Sergei N.;
- McKemmish, Laura K.;
- Tennyson, Jonathan
Publication type:
Article