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Travis S. Metcalfe

0000-0003-4034-0416
astro-ph.SRastro-ph.EPastro-phastro-ph.IMastro-ph.GAphysics.soc-phphysics.gen-phphysics.pop-phcs.DC

On Valency

published · living versions
W_3nwmnjub·v1 · currentpublished
A 20-Second Cadence View of Solar-Type Stars and Their Planets with TESS: Asteroseismology of Solar Analogs and a Re-characterization of pi Men c
with Daniel Huber, Timothy R. White, Ashley Chontos, Michael M. Fausnaugh +48
1 version
W_mp27h5rs·v1published
An ancient extrasolar system with five sub-Earth-size planets
W_9evfarev·v1published
Masses, Radii, and Orbits of Small Kepler Planets: The Transition from Gaseous to Rocky Planets
W_kb3x8n5g·v1published
Kepler-22b: A 2.4 Earth-radius Planet in the Habitable Zone of a Sun-like Star
W_q4evxp3r·v1published
The asteroseismic potential of Kepler: first results for solar-type stars

Preprints & journals

185 papers in the corpus · 1998–2026
Asteroseismology and interferometry of the F7V spectroscopic binary χ\chi Draconis A in the TESS CVZ2609.25343v1 · Jonatan Rudrasingam, Mikkel N. Lund, Frank Grundahl et al.2026 · 0 citationsarXiv
The "Other" Centuries-Long Record of Solar Magnetic Activity Cycles: Lessons From the Stars2609.22473v1 · Jason T. Wright, Travis S. Metcalfe, Kristof Petrovay et al.2026 · 0 citationsarXiv
Stellar Activity Cycles Grow Longer and Weaker Before Disappearing2606.04927v1 · Travis S. Metcalfe2026 · 0 citationsRes. Notes AAS 10, 119 (2026)
Characterizing six seismic solar analogs observed by Kepler, K2, and HERMES2604.27090v1 · R. A. Garc'ia, S. Mathur, G. T. Hookway et al.2026 · 1 citationarXiv
Spectropolarimetric Constraints on the Maunder Minimum Analog HD 166620: Evidence for Weakened Magnetic Braking2603.18139v1 · Federica Chiti, Jennifer L. van Saders, Oleg Kochukhov et al.2026 · 0 citationsarXiv
Anti-Solar Differential Rotation May Have Revived Magnetic Braking in the Subgiant 31 Aquilae2603.17001v1 · Travis S. Metcalfe, Jennifer L. van Saders, Thomas R. Ayres et al.2026 · 0 citationsAstron. J. 171, 287 (2026)
HST Observations of HD 166620 and Tau Ceti: First UV Spectra of a Magnetic Grand Minimum Star and the Extent of Tau Ceti's Astrosphere2601.10579v1 · Brian E. Wood, Hans-Reinhard Mueller, Dean Hartshorn et al.2026 · 0 citationsarXiv
A Test of Substellar Evolutionary Models with High-Precision Ages from Asteroseismology and Gyrochronology for the Benchmark System HR 7672AB2512.06083v2 · Yaguang Li, Michael C. Liu, Trent J. Dupuy et al.2025 · 3 citationsarXiv
The Sun's magnetic midlife crisis2510.16241v1 · Travis S. Metcalfe2025 · 1 citationPhysics Today, vol. 71, issue 6, pp. 70-71 (2018)
Asteroseismic calibration of the Rossby number and its connection to the stellar dynamo and fundamental properties2510.12471v1 · Alfio Bonanno, Enrico Corsaro, Travis S. Metcalfe et al.2025 · 1 citationarXiv
Zeeman Doppler Imaging of τ\tauCeti: The Weakest Magnetic Field Detected in a Sun-like Star2509.12310v1 · Federica Chiti, Oleg Kochukhov, Jennifer L. van Saders et al.2025 · 0 citations2025, ApJL, 991, L13
Weakened Magnetic Braking Signals the Collapse of the Global Stellar Dynamo2509.03717v1 · Travis S. Metcalfe, Jennifer L. van Saders, Marc H. Pinsonneault et al.2025 · 8 citationsAstrophys. J. 991, L17 (2025)
Magnetic braking and dynamo evolution of β\beta Hydri2506.17049v1 · A. R. G. Santos, T. S. Metcalfe, O. Kochukhov et al.2025 · 3 citations2025, A&A, 698, L23
Testing the Rossby Paradigm: Weakened Magnetic Braking in early K-type Stars2501.19169v3 · Travis S. Metcalfe, Pascal Petit, Jennifer L. van Saders et al.2025 · 7 citationsAstrophys. J. 986, 120 (2025)
Extending the Asteroseismic Calibration of the Stellar Rossby Number2410.08106v1 · Travis S. Metcalfe, Enrico Corsaro, Alfio Bonanno et al.2024 · 2 citationsRes. Notes AAS 8, 260 (2024)
TESS asteroseismology of β\beta Hydri: a subgiant with a born-again dynamo2408.05482v1 · Travis S. Metcalfe, Jennifer L. van Saders, Daniel Huber et al.2024 · 8 citationsAstrophys. J. 974, 31 (2024)
Asteroseismology of the Nearby K-Dwarf σ\sigma Draconis using the Keck Planet Finder and TESS2407.21234v2 · Marc Hon, Daniel Huber, Yaguang Li et al.2024 · 16 citationsarXiv
A New Asteroseismic Kepler\textit{Kepler} Benchmark Constrains the Onset of Weakened Magnetic Braking in Mature Sun-Like Stars2405.12362v1 · Vanshree Bhalotia, Daniel Huber, Jennifer L. van Saders et al.2024 · 0 citationsarXiv
Expanding the frontiers of cool-dwarf asteroseismology with ESPRESSO. Detection of solar-like oscillations in the K5 dwarf ϵ\epsilon Indi2403.16333v1 · T. L. Campante, H. Kjeldsen, Y. Li et al.2024 · 18 citationsA&A, 683, L16 (2024)
Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg2401.01944v1 · Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin et al.2024 · 21 citationsAstrophys. J. 960, L6 (2024)
Scaling and Evolution of Stellar Magnetic Activity2310.09515v1 · Emre Is\ik, Jennifer L. van Saders, Ansgar Reiners et al.2023 · 13 citationsarXiv
Stellar Activity Cycles2309.14138v1 · Sandra V. Jeffers, Rene Kiefer, Travis S. Metcalfe2023 · 31 citationsarXiv
Stellar Cruise Control: Weakened Magnetic Braking Leads to Sustained Rapid Rotation of Old Stars2309.05666v1 · Nicholas Saunders, Jennifer L. van Saders, Alexander J. Lyttle et al.2023 · 31 citationsarXiv
Asteroseismology and Spectropolarimetry of the Exoplanet Host Star λ\lambda Serpentis2308.09808v1 · Travis S. Metcalfe, Derek Buzasi, Daniel Huber et al.2023 · 18 citationsAstron. J. 166, 167 (2023)
Overview and Validation of the Asteroseismic Modeling Portal v2.02307.16247v1 · Travis S. Metcalfe, Richard H. D. Townsend, Warrick H. Ball2023 · 6 citationsRes. Notes AAS 7, 164 (2023)
Asteroseismology with the Roman Galactic Bulge Time-Domain Survey2307.03237v1 · Daniel Huber, Marc Pinsonneault, Paul Beck et al.2023 · 1 citationarXiv
Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and τ\tau Cet2304.09896v1 · Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin et al.2023 · 23 citationsAstrophys. J. 948, L6 (2023)
Temporal variation of the photometric magnetic activity for the Sun and Kepler solar-like stars2304.03165v1 · A. R. G. Santos, S. Mathur, R. A. Garc'ia et al.2023 · 21 citationsA&A (2023), 672, A56
Nonprofit Adopt a Star: Lessons from 15 years of Crowdfunding2301.05598v1 · Travis S. Metcalfe2023 · 0 citationsarXiv
A Catalogue of Solar-Like Oscillators Observed by TESS in 120-second and 20-second Cadence2210.09109v1 · Emily Hatt, Martin B. Nielsen, William J. Chaplin et al.2022 · 35 citationsarXiv
The Origin of Weakened Magnetic Braking in Old Solar Analogs2206.08540v1 · Travis S. Metcalfe, Adam J. Finley, Oleg Kochukhov et al.2022 · 51 citationsAstrophys. J. 933, L17 (2022)
A 20-Second Cadence View of Solar-Type Stars and Their Planets with TESS: Asteroseismology of Solar Analogs and a Re-characterization of pi Men c2108.09109v2 · Daniel Huber, Timothy R. White, Travis S. Metcalfe et al.2021 · 67 citationsarXivon Valency
Magnetic and Rotational Evolution of ρ\rho CrB from Asteroseismology with TESS2108.01088v2 · Travis S. Metcalfe, Jennifer L. van Saders, Sarbani Basu et al.2021 · 26 citationsAstrophys. J. 921, 122 (2021)
Brightness Fluctuation Spectra of Sun-Like Stars. I. The Mid-Frequency Continuum2105.12231v1 · Timothy M. Brown, Rafael A. Garcia, Savita Mathur et al.2021 · 6 citationsAstrophys. J. 916, 66 (2021)
TESS Asteroseismology of α\alpha Mensae: Benchmark Ages for a G7 Dwarf and its M-dwarf Companion2012.10797v2 · Ashley Chontos, Daniel Huber, Travis A. Berger et al.2020 · 29 citationsarXiv
The Evolution of Rotation and Magnetic Activity in 94 Aqr Aa from Asteroseismology with TESS2007.12755v2 · Travis S. Metcalfe, Jennifer L. van Saders, Sarbani Basu et al.2020 · 37 citationsAstrophys. J. 900, 154 (2020)
Comment on "The Sun is less active than other solar-like stars"2007.04416v1 · Travis S. Metcalfe, Jennifer van Saders2020 · 3 citationsarXiv
An X-ray activity cycle on the young solar-like star ϵ Eridani\epsilon \ \rm Eridani2002.11009v1 · M. Coffaro, B. Stelzer, S. Orlando et al.2020 · 55 citationsA&A 636, A49 (2020)
Age dating of an early Milky Way merger via asteroseismology of the naked-eye star ν\nu Indi2001.04653v1 · William J. Chaplin, Aldo M. Serenelli, Andrea Miglio et al.2020 · 82 citationsarXiv
LBT/PEPSI Spectropolarimetry of a Magnetic Morphology Shift in Old Solar-type Stars1912.01186v2 · Travis S. Metcalfe, Oleg Kochukhov, Ilya V. Ilyin et al.2019 · 26 citationsAstrophys. J. 887, L38 (2019)
TESS Asteroseismology of the known red-giant host stars HD 212771 and HD 2039491909.05961v1 · Tiago L. Campante, Enrico Corsaro, Mikkel N. Lund et al.2019 · 45 citationsarXiv
Surface rotation and photometric activity for Kepler targets I. M and K main-sequence stars1908.05222v2 · A. R. G. Santos, R. A. Garc'ia, S. Mathur et al.2019 · 147 citationsarXiv
Signatures of magnetic activity: On the relation between stellar properties and p-mode frequency variations1908.02897v1 · A. R. G. Santos, T. L. Campante, W. J. Chaplin et al.2019 · 20 citationsarXiv
Magnetic activity of the solar-like star HD 1405381907.04575v1 · M. Mittag, J. H. M. M. Schmitt, T. S. Metcalfe et al.2019 · 8 citationsA&A 628, A107 (2019)
Astro2020 Science White Paper: Stellar Physics and Galactic Archeology using Asteroseismology in the 2020's1903.08188v1 · Daniel Huber, Sarbani Basu, Paul Beck et al.2019 · 3 citationsarXiv
Sounding stellar cycles with Kepler - III. Comparative analysis of chromospheric, photometric and asteroseismic variability1902.02172v2 · C. Karoff, T.S. Metcalfe, B.T. Montet et al.2019 · 12 citationsarXiv
The Asteroseismic Target List (ATL) for solar-like oscillators observed in 2-minute cadence with the Transiting Exoplanet Survey Satellite (TESS)1901.10148v1 · M. Schofield, W. J. Chaplin, D. Huber et al.2019 · 73 citationsarXiv
A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS1901.01643v2 · Daniel Huber, William J. Chaplin, Ashley Chontos et al.2019 · 113 citationsarXiv
Understanding the Limitations of Gyrochronology for Old Field Stars1811.11905v2 · Travis S. Metcalfe, Ricky Egeland2018 · 43 citationsAstrophys. J. 871, 39 (2019)
The influence of metallicity on stellar differential rotation and magnetic activity1711.07716v1 · Christoffer Karoff, Travis S. Metcalfe, Angela R. G. Santos et al.2017 · 91 citationsarXiv
Career total: at least 472 works. 185 are in this corpus.Showing the 50 most recent.

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