Search Results - "Slumstrup, D"

Confirming chemical clocks: asteroseismic age dissection of the Milky Way disc(s) by Silva Aguirre, V, Bojsen-Hansen, M, Slumstrup, D, Casagrande, L, Kawata, D, Ciucă, I, Handberg, R, Lund, M N, Mosumgaard, J R, Huber, D, Johnson, J A, Pinsonneault, M H, Serenelli, A M, Stello, D, Tayar, J, Bird, J C, Cassisi, S, Hon, M, Martig, M, Nissen, P E, Rix, H W, Schönrich, R, Sahlholdt, C, Trick, W H, Yu, J

“…Abstract Investigations of the origin and evolution of the Milky Way disc have long relied on chemical and kinematic identifications of its components to…”
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Establishing the accuracy of asteroseismic mass and radius estimates of giant stars – I. Three eclipsing systems at [Fe/H] ∼ −0.3 and the need for a large high-precision sample by Brogaard, K, Hansen, C J, Miglio, A, Slumstrup, D, Frandsen, S, Jessen-Hansen, J, Lund, M N, Bossini, D, Thygesen, A, Davies,  G R, Chaplin, W J, Arentoft, T, Bruntt, H, Grundahl, F, Handberg, R

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Establishing the accuracy of asteroseismic mass and radius estimates of giant stars – II. Revised stellar masses and radii for KIC 8430105 by Thomsen, J S, Brogaard, K, Arentoft, T, Slumstrup, D, Lund, M N, Grundahl, F, Miglio, A, Jessen-Hansen, J, Frandsen, S

“…ABSTRACT Asteroseismic scaling relations can provide high-precision measurements of mass and radius for red giant (RG) stars displaying solar-like…”
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Extremely precise age and metallicity of the open cluster NGC 2506 using detached eclipsing binaries by Knudstrup, E, Grundahl, F, Brogaard, K, Slumstrup, D, Orosz, J A, Sandquist, E L, Jessen-Hansen, J, Lund, M N, Arentoft, T, Tronsgaard, R, Yong, D, Frandsen, S, Bruntt, H

“…ABSTRACT Accurate stellar parameters of stars in open clusters can help constrain models of stellar structure and evolution. Here, we wish to determine the age…”
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A pulsation analysis of K2 observations of the subdwarf B star PG 1142-037 during Campaign 1: A subsynchronously rotating ellipsoidal variable by Reed, M. D., Baran, A. S., Østensen, R. H., Telting, J. H., Kern, J. W., Bloemen, S., Blay, P., Pursimo, T., Kuutma, T., Slumstrup, D., Saajasto, M., Nielsen, L. D., Harmanen, J., Winans, A. J., Foster, H. M., Rowe, L.

“…We report a new subdwarf B pulsator, PG 1142-037, discovered during the first full-length campaign of K2, the two-gyro mission of the Kepler space telescope…”
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NGC 6819: testing the asteroseismic mass scale, mass loss and evidence for products of non-standard evolution by Handberg, R., Brogaard, K., Miglio, A., Bossini, D., Elsworth, Y., Slumstrup, D., Davies, G. R., Chaplin, W. J.

“…Abstract We present an extensive peakbagging effort on Kepler data of ∼50 red giant stars in the open star cluster NGC 6819. By employing sophisticated…”
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Exploring the dependence of chemical traits on metallicity: chemical trends for red giant stars with asteroseismic ages by Vitali, S, Slumstrup, D, Jofré, P, Casamiquela, L, Korhonen, H, Blanco-Cuaresma, S, Winther, M. L, Børsen-Koch, V. Aguirre

“…A&A 687, A164 (2024) Given the massive spectroscopic surveys and the Gaia mission, the Milky Way has turned into a unique laboratory to be explored using…”
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Establishing the accuracy of asteroseismic mass and radius estimates of giant stars III. KIC4054905, an eclipsing binary with two 10 Gyr thick disk RGB stars by Brogaard, K, Arentoft, T, Slumstrup, D, Grundahl, F, Lund, M. N, Arndt, L, Grund, S, Rudrasingam, J, Theil, A, Christensen, K, Sejersen, M, Vorgod, F, Salmonsen, L, Endelt, L. Ørtoft, Dainese, S, Frandsen, S, Miglio, A, Tayar, J, Huber, D

“…A&A 668, A82 (2022) Eclipsing binary stars with an oscillating giant component allow accurate stellar parameters to be derived and asteroseismic methods to be…”
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Extremely precise age and metallicity of the open cluster NGC 2506 using detached eclipsing binaries by Knudstrup, E, Grundahl, F, Brogaard, K, Slumstrup, D, Orosz, J. A, Sandquist, E. L, Jessen-Hansen, J, Lund, M. N, Arentoft, T, Tronsgaard, R, Yong, D, Frandsen, S, Bruntt, H

“…Accurate stellar parameters of stars in open clusters can help constrain models of stellar structure and evolution. Here we wish to determine the age and…”
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CRIRES$^{+}$ on sky at the ESO Very Large Telescope by Dorn, R. J, Bristow, P, Smoker, J. V, Rodler, F, Lavail, A, Accardo, M, Ancker, M. van den, Baade, D, Baruffolo, A, Courtney-Barrer, B, Blanco, L, Brucalassi, A, Cumani, C, Follert, R, Haimerl, A, Hatzes, A, Haug, M, Heiter, U, Hinterschuster, R, Hubin, N, Ives, D. J, Jung, Y, Jones, M, Kirchbauer, J-P, Klein, B, Kochukhov, O, Korhonen, H. H, Köhler, J, Lizon, J-L, Moins, C, Molina-Conde, I, Marquart, T, Neeser, M, Oliva, E, Pallanca, L, Pasquini, L, Paufique, J, Piskunov, N, Reiners, A, Schneller, D, Schmutzer, R, Seemann, U, Slumstrup, D, Smette, A, Stegmeier, J, Stempels, E, Tordo, S, Valenti, E, Valenzuela, J. J, Vernet, J, Vinther, J, Wehrhahn, A

“…A&A 671, A24 (2023) The CRyogenic InfraRed Echelle Spectrograph (CRIRES) Upgrade project CRIRES$^{+}$ extended the capabilities of CRIRES. It transformed this…”
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Age and helium content of the open cluster NGC 6791 from multiple eclipsing binary members. III. Constraints from a subgiant by Brogaard, K, Grundahl, F, Sandquist, E. L, Slumstrup, D, Jensen, M. L, Thomsen, J. B, Jørgensen, J. H, Larsen, J. R, Bjørn, S. T, Sørensen, C. T. G, Bruntt, H, Arentoft, T, Frandsen, S, Jessen-Hansen, J, Orosz, J. A, Mathieu, R, Geller, A, Ryde, N, Stello, D, Meibom, S, Platais, I

“…A&A 649, A178 (2021) Models of stellar structure and evolution can be constrained using accurate measurements of the parameters of eclipsing binary members of…”
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Properties of the Hyades, the eclipsing binary HD27130, and the oscillating red giant $\epsilon$ Tau by Brogaard, K, Pakštienė, E, Grundahl, F, Mikolaitis, Š, Tautvaišienė, G, Slumstrup, D, Talens, G. J. J, VandenBerg, D. A, Miglio, A, Arentoft, T, Kjeldsen, H, Janulis, R, Drazdauskas, A, Marchini, A, Minkevičiūtė, R, Stonkutė, E, Bagdonas, V, Andersen, M. Fredslund, Jessen-Hansen, J, Pallé, P. L, Dorval, P, Snellen, I. A. G, Otten, G. P. P. L, White, T. R

“…A&A 645, A25 (2021) Eclipsing binary stars allow derivation of accurate and precise masses and radii. When they reside in star clusters, properties of even…”
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High-precision abundances of elements in Kepler LEGACY stars. Verification of trends with stellar age by Nissen, P. E, Aguirre, V. Silva, Christensen-Dalsgaard, J, Collet, R, Grundahl, F, Slumstrup, D

“…A&A 608, A112 (2017) HARPS-N spectra with S/N > 250 and MARCS model atmospheres were used to derive abundances of C, O, Na, Mg, Al, Si, Ca, Ti, Cr, Fe, Ni, Zn,…”
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NGC 6819: testing the asteroseismic mass scale, mass loss, and evidence for products of non-standard evolution by Handberg, R, Brogaard, K, Miglio, A, Bossini, D, Elsworth, Y, Slumstrup, D, Davies, G. R, Chaplin, W. J

“…We present an extensive peakbagging effort on Kepler data of $\sim$50 red giant stars in the open star cluster NGC 6819. By employing sophisticated…”
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The [Y/Mg] clock works for evolved solar metallicity stars by Slumstrup, D, Grundahl, F, Brogaard, K, Thygesen, A. O, Nissen, P. E, Jessen-Hansen, J, Van Eylen, V, Pedersen, M. G

“…A&A 604, L8 (2017) Previously [Y/Mg] has been proven to be an age indicator for solar twins. Here, we investigate if this relation also holds for…”
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Establishing the accuracy of asteroseismic mass and radius estimates of giant stars. I. Three eclipsing systems at [Fe/H]~ -0.3 and the need for a large high-precision sample by Brogaard, K, Hansen, C. J, Miglio, A, Slumstrup, D, Frandsen, S, Jessen-Hansen, J, Lund, M. N, Bossini, D, Thygesen, A, Davies, G. R, Chaplin, W. J, Arentoft, T, Bruntt, H, Grundahl, F, Handberg, R

“…We aim to establish and improve the accuracy level of asteroseismic estimates of mass, radius, and age of giant stars. This can be achieved by measuring…”
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Confirming chemical clocks: asteroseismic age dissection of the Milky Way disk(s) by Aguirre, V. Silva, Bojsen-Hansen, M, Slumstrup, D, Casagrande, L, Kawata, D, Ciuca, I, Handberg, R, Lund, M. N, Mosumgaard, J. R, Huber, D, Johnson, J. A, Pinsonneault, M. H, Serenelli, A. M, Stello, D, Tayar, J, Bird, J. C, Cassisi, S, Hon, M, Martig, M, Nissen, P. E, Rix, H. W, Schönrich, R, Sahlholdt, C, Trick, W. H, Yu, J

“…Investigations of the origin and evolution of the Milky Way disk have long relied on chemical and kinematic identification of its components to reconstruct our…”
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A pulsation analysis of K2 observations of the subdwarf B star PG1142-037 during Campaign 1: A subsynchronously rotating ellipsoidal variable by Reed, M. D, Baran, A. S, Ostensen, R. H, Telting, J. H, Kern, J. W, Bloemen, S, Blay, P, Pursimo, T, Kuutma, T, Slumstrup, D, Saajasto, M, Nielsen, L. D, Harmanen, J, Winans, A. J, Foster, H. M, Rowe, L

“…We report a new subdwarf B (sdB) pulsator, PG1142-037, discovered during the first full-length campaign of K2, the two-gyro mission of the Kepler space…”
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K2-31b, a grazing transiting hot Jupiter on an 1.26-day orbit around a bright G7V star by Grziwa, S, Gandolfi, D, Csizmadia, Sz, Fridlund, M, Parviainen, H, Deeg, H. J, Cabrera, J, Djupvik, A. A, Albrecht, S, Palle, E. B, Pätzold, M, Béjar, V. J. S, Arranz, J. P, Eigmüller, P, Erikson, A, Fynbo, J. P. U, Guenther, E. W, Hatzes, A. P, Kiilerich, A, Korth, J, Kuutma, T, Montanés-Rodríguez, P, Nespral, D, Nowak, G, Rauer, H, Saario, J, Sebastian, D, Slumstrup, D

“…The Astronomical Journal 152 (2016), 132G We report the discovery of K2-31b, the first confirmed transiting hot Jupiter detected by the K2 space mission. We…”
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