JJ
J. Jessen-Hansen
astro-ph.SRastro-ph.EPastro-ph.GAastro-ph.CO
On Valency
published · living versionsW_grtgmvr3·v1 · currentpublished
Microlensing Discovery of a Population of Very Tight, Very Low-mass Binary Brown Dwarfs
with J. -Y. Choi, C. Han, A. Udalski, T. Sumi +119
1 version
Preprints & journals
39 papers in the corpus · 2012–2025Asteroseismology of the G8 subgiant beta Aquilae with SONG-Tenerife, SONG-Australia and TESS2506.00493v5 · Hans Kjeldsen, Timothy R. Bedding, Yaguang Li et al.2025 · 5 citationsA&A 700, A39 (2025)
Advancing accuracy in age determinations of old-disk stars using an oscillating red giant in an eclipsing binary2504.17853v1 · J. S. Thomsen, A. Miglio, K. Brogaard et al.2025 · 7 citationsA&A 699, A152 (2025)
Establishing the accuracy of asteroseismic mass and radius estimates of giant stars. II. Revised stellar masses and radii for KIC 84301052210.05410v2 · Jeppe Sinkb\aek Thomsen, Karsten Brogaard, Torben Arentoft et al.2022 · 8 citationsarXiv
Asteroseismology of overmassive, undermassive, and potential past members of the open cluster NGC67912108.03869v1 · K. Brogaard, T. Arentoft, J. Jessen-Hansen et al.2021 · 21 citationsarXiv
Age and helium content of the open cluster NGC 6791 from multiple eclipsing binary members. III. Constraints from a subgiant2104.14330v1 · K. Brogaard, F. Grundahl, E. L. Sandquist et al.2021 · 26 citationsA&A 649, A178 (2021)
TOI-1431b/MASCARA-5b: A Highly Irradiated Ultra-Hot Jupiter Orbiting One of the Hottest & Brightest Known Exoplanet Host Stars2104.12078v2 · Brett Christopher Addison, Emil Knudstrup, Ian Wong et al.2021 · 22 citationsarXiv
Properties of the Hyades, the eclipsing binary HD27130, and the oscillating red giant Tau2011.02274v1 · K. Brogaard, E. Pakstienė, F. Grundahl et al.2020 · 13 citationsA&A 645, A25 (2021)
Extremely precise age and metallicity of the open cluster NGC 2506 using detached eclipsing binaries2009.08788v1 · E. Knudstrup, F. Grundahl, K. Brogaard et al.2020 · 13 citationsarXiv
Asteroseismic masses of four evolved planet-hosting stars using SONG and TESS: resolving the retired A-star mass controversy2006.07649v3 · Sai Prathyusha Malla, Dennis Stello, Daniel Huber et al.2020 · 15 citationsMNRAS 496 2020 5423-5435
The subgiant HR 7322 as an asteroseismic benchmark star1908.03232v1 · Amalie Stokholm, Poul Erik Nissen, Victor Silva Aguirre et al.2019 · 25 citationsarXiv
Oscillations in the Sun with SONG: Setting the scale for asteroseismic investigations1902.10717v1 · M. Fredslund Andersen, P. Pall'e, J. Jessen-Hansen et al.2019 · 21 citationsA&A 623, L9 (2019)
Asteroseismology of the Hyades red giant and planet host epsilon Tauri1901.06187v2 · Torben Arentoft, Frank Grundahl, Timothy R. White et al.2019 · 27 citationsA&A 622, A190 (2019)
The blue straggler V106 in NGC6791: A prototype progenitor of old single giants masquerading as young1809.00705v1 · K. Brogaard, S. M. Christiansen, F. Grundahl et al.2018 · 25 citationsarXiv
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 sample1801.08167v1 · K. Brogaard, C. J. Hansen, A. Miglio et al.2018 · 98 citationsarXiv
The [Y/Mg] clock works for evolved solar metallicity stars1707.08585v1 · D. Slumstrup, F. Grundahl, K. Brogaard (1 et al.2017 · 39 citationsA&A 604, L8 (2017)
Spectroscopic survey of Kepler stars. II. FIES/NOT observations of A- and F-type stars1707.00613v1 · E. Niemczura, M. Poli'nska, S.J. Murphy et al.2017 · 29 citationsarXiv
First Results From The Hertzsprung Song Telescope: Asteroseismology Of The G5 Subgiant Star {\Mu}Her1701.03365v1 · F. Grundahl, M. Fredslund Andersen, J. Christensen-Dalsgaard et al.2017 · 101 citationsarXiv
Do A-type stars flare?1612.04575v1 · M.G. Pedersen, V. Antoci, H. Korhonen et al.2016 · 52 citationsMonthly Notices of the Royal Astronomical Society 2016
MiNDSTEp differential photometry of the gravitationally lensed quasars WFI2033-4723 and HE0047-1756: Microlensing and a new time delay1610.03732v1 · E. Giannini, R. W. Schmidt, J. Wambsganß et al.2016 · 15 citationsA&A 597, A49 (2017)
Detection of solar-like oscillations in relics of the Milky Way: asteroseismology of K giants in M4 using data from the NASA K2 mission1606.02115v1 · A. Miglio, W. J. Chaplin, K. Brogaard et al.2016 · 82 citationsarXiv
The K2-ESPRINT Project V: a short-period giant planet orbiting a subgiant star1605.09180v1 · Vincent Van Eylen, Simon Albrecht, Davide Gandolfi et al.2016 · 45 citationsarXiv
Testing Asteroseismic Scaling Relations using Eclipsing Binaries in Star Clusters and the Field1601.01412v1 · K. Brogaard, J. Jessen-Hansen, R. Handberg et al.2016 · 47 citationsarXiv
What asteroseismology can do for exoplanets1412.4848v2 · Vincent Van Eylen, Mikkel N. Lund, Victor Silva Aguirre et al.2014 · 3 citationsarXiv
OGLE-2011-BLG-0265Lb: a Jovian Microlensing Planet Orbiting an M Dwarf1410.8252v2 · J. Skowron, I.-G. Shin, A. Udalski et al.2014 · 34 citationsarXiv
Exploiting the open clusters in the Kepler and CoRoT fields1409.2271v1 · Karsten Brogaard, Eric Sandquist, Jens Jessen-Hansen et al.2014 · 11 citationsarXiv
High-precision photometry by telescope defocussing. VI. WASP-24, WASP-25 and WASP-261407.6253v1 · John Southworth, T. C. Hinse, M. Burgdorf et al.2014 · 71 citationsarXiv
Old puzzle, new insights: a lithium rich giant quietly burning helium in its core1402.6339v1 · V. Silva Aguirre, G.R. Ruchti, S. Hekker et al.2014 · 72 citationsarXiv
What asteroseismology can do for exoplanets: Kepler-410A b is a Small Neptune around a bright star, in an eccentric orbit consistent with low obliquity1312.4938v1 · Vincent Van Eylen, Mikkel N. Lund, Victor Silva Aguirre et al.2013 · 101 citationsarXiv
Physical properties, transmission and emission spectra of the WASP-19 planetary system from multi-colour photometry1306.6384v2 · L. Mancini, S. Ciceri, G. Chen et al.2013 · 97 citationsMonthly Notices of the Royal Astronomical Society 436, 2-18 (2013)
High-precision photometry by telescope defocussing. V. WASP-15 and WASP-161306.3509v1 · J. Southworth, L. Mancini, P. Browne et al.2013 · 33 citationsarXiv
Kepler-77b: a very low albedo, Saturn-mass transiting planet around a metal-rich solar-like star1305.3891v2 · D. Gandolfi, H. Parviainen, M. Fridlund et al.2013 · 47 citationsarXiv
Estimating the parameters of globular cluster M 30 (NGC 7099) from time-series photometry1305.3606v1 · N. Kains, D. M. Bramich, A. Arellano Ferro et al.2013 · 27 citationsA&A 588, C2 (2016)
A Giant Planet beyond the Snow Line in Microlensing Event OGLE-2011-BLG-02511303.1184v1 · N. Kains, R. Street, J.-Y. Choi et al.2013 · 37 citationsarXiv
Microlensing Discovery of a Population of Very Tight, Very Low-mass Binary Brown Dwarfs1302.4169v2 · J.-Y. Choi, C. Han, A. Udalski et al.2013 · 50 citationsarXivon Valency
Microlensig Binaries with Candidate Brown Dwarf Companions1208.2323v2 · I.-G. Shin, C. Han, A. Gould et al.2012 · 22 citationsarXiv
High-precision photometry by telescope defocussing. IV. Confirmation of the huge radius of WASP-17b1207.5797v1 · John Southworth, M Dominik, X-S Fang et al.2012 · 62 citationsarXiv
Age and helium content of the open cluster NGC 6791 from multiple eclipsing binary members. II. age dependencies and new insights1205.4071v1 · K. Brogaard, D. A. VandenBerg, H. Bruntt et al.2012 · 181 citationsarXiv
A New Type of Ambiguity in the Planet and Binary Interpretations of Central Perturbations of High-Magnification Gravitational Microlensing Events1204.4789v2 · J.-Y. Choi, I.-G. Shin, C. Han et al.2012 · 36 citationsarXiv
Characterizing Low-Mass Binaries From Observation of Long Time-scale Caustic-crossing Gravitational Microlensing Events1204.2869v3 · I.-G. Shin, C. Han, J.-Y. Choi et al.2012 · 36 citationsarXiv
Career total: 90 works. 39 are in this corpus.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.