Stellar Cruise Control: Weakened Magnetic Braking Leads to Sustained Rapid Rotation of Old Stars

Authors: Nicholas Saunders, Jennifer L. van Saders, Alexander J. Lyttle, Travis S. Metcalfe, Tanda Li, Guy R. Davies, Oliver J. Hall, Warrick H. Ball, Richard Townsend, Orlagh Creevey, Curt Dodds

Source: The Astrophysical Journal, Vol 962, Iss 2, p 138 (2024)

Subject Terms: Stellar evolution, Stellar rotation, Stellar magnetic fields, Asteroseismology, Stellar properties, Stellar ages, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/8da436d8db6b408b918184f69cf8ee7f

A New Asteroseismic Kepler Benchmark Constrains the Onset of Weakened Magnetic Braking in Mature Sun-like Stars

Authors: Vanshree Bhalotia, Daniel Huber, Jennifer L. van Saders, Travis S. Metcalfe, Keivan G. Stassun, Timothy R. White, Víctor Aguirre Børsen-Koch, Warrick H. Ball, Sarbani Basu, Aldo M. Serenelli, Erica Sawczynec, Joyce A. Guzik, Andrew W. Howard, Howard Isaacson

Source: The Astrophysical Journal, Vol 970, Iss 2, p 166 (2024)

Subject Terms: Asteroseismology, Stellar ages, Stellar evolution, Stellar evolutionary tracks, Stellar rotation, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/06a4a282b81a4e0695c3a216ca0e03e8

Modules for Experiments in Stellar Astrophysics (MESA): Time-dependent Convection, Energy Conservation, Automatic Differentiation, and Infrastructure

Authors: Adam S. Jermyn, Evan B. Bauer, Josiah Schwab, R. Farmer, Warrick H. Ball, Earl P. Bellinger, Aaron Dotter, Meridith Joyce, Pablo Marchant, Joey S. G. Mombarg, William M. Wolf, Tin Long Sunny Wong, Giulia C. Cinquegrana, Eoin Farrell, R. Smolec, Anne Thoul, Matteo Cantiello, Falk Herwig, Odette Toloza, Lars Bildsten, Richard H. D. Townsend, F. X. Timmes

Source: The Astrophysical Journal Supplement Series, Vol 265, Iss 1, p 15 (2023)

Subject Terms: Stellar physics, Stellar evolution, Stellar evolutionary models, Computational methods, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/0067-0049

Access URL: https://doaj.org/article/8b2d350d4c7143ca9b52af8a82fb2d0e

Solar Evolution Models with a Central Black Hole

Authors: Earl P. Bellinger, Matt E. Caplan, Taeho Ryu, Deepika Bollimpalli, Warrick H. Ball, Florian Kühnel, R. Farmer, S. E. de Mink, Jørgen Christensen-Dalsgaard

Source: The Astrophysical Journal, Vol 959, Iss 2, p 113 (2023)

Subject Terms: Stellar evolution, Primordial black holes, Dark matter, Astrophysics, QB460-466

File Description: electronic resource

Relation: https://doaj.org/toc/1538-4357

Access URL: https://doaj.org/article/a421c3f39dcc4332b7c897950ddde847

Seismic Signatures of Stellar Magnetic Activity—What Can We Expect From TESS?

Authors: René Kiefer, Anne-Marie Broomhall, Warrick H. Ball

Source: Frontiers in Astronomy and Space Sciences, Vol 6 (2019)

Subject Terms: stellar activity, asteroseismology, stellar activity cycles, TESS, p-mode frequency shifts, Astronomy, QB1-991, Geophysics. Cosmic physics, QC801-809

File Description: electronic resource

Relation: https://www.frontiersin.org/article/10.3389/fspas.2019.00052/full; https://doaj.org/toc/2296-987X

Access URL: https://doaj.org/article/3a2511e78ea64df49a1833619e59820d

Detection and Characterization of Oscillating Red Giants: First Results from the TESS Satellite.

Authors: Víctor Silva Aguirre, Dennis Stello, Amalie Stokholm, Jakob R. Mosumgaard, Warrick H. Ball, Sarbani Basu, Diego Bossini, Lisa Bugnet, Derek Buzasi, Tiago L. Campante, Lindsey Carboneau, William J. Chaplin, Enrico Corsaro, Guy R. Davies, Yvonne Elsworth, Rafael A. García, Patrick Gaulme, Oliver J. Hall, Rasmus Handberg, Marc Hon

Source: Astrophysical Journal Letters; 2/1/2020, Vol. 889 Issue 2, p1-1, 1p

Determining the Best Method of Calculating the Large Frequency Separation For Stellar Models.

Authors: Lucas S. Viani, Sarbani Basu, Enrico Corsaro, Warrick H. Ball, William J. Chaplin

Source: Astrophysical Journal; 7/1/2019, Vol. 879 Issue 1, p1-1, 1p

Subject Terms: POWER spectra, RED giants

People: KEPLER, Johannes, 1571-1630

The Asteroseismic Target List for Solar-like Oscillators Observed in 2 minute Cadence with the Transiting Exoplanet Survey Satellite.

Authors: Mathew Schofield, William J. Chaplin, Daniel Huber, Tiago L. Campante, Guy R. Davies, Andrea Miglio, Warrick H. Ball, Thierry Appourchaux, Sarbani Basu, Timothy R. Bedding, Jørgen Christensen-Dalsgaard, Orlagh Creevey, Rafael A. García, Rasmus Handberg, Steven D. Kawaler, Hans Kjeldsen, David W. Latham, Mikkel N. Lund, Travis S. Metcalfe, George R. Ricker

Source: Astrophysical Journal Supplement Series; Mar2019, Vol. 241 Issue 1, p1-1, 1p

A Synthetic Sample of Short-cadence Solar-like Oscillators for TESS.

Authors: Warrick H. Ball, William J. Chaplin, Mathew Schofield, Andrea Miglio, Diego Bossini, Guy R. Davies, Léo Girardi

Source: Astrophysical Journal Supplement Series; Dec2018, Vol. 239 Issue 2, p1-1, 1p

Model-independent Measurement of Internal Stellar Structure in 16 Cygni A and B.

Authors: Earl P. Bellinger, Sarbani Basu, Saskia Hekker, Warrick H. Ball

Source: Astrophysical Journal; 12/20/2017, Vol. 851 Issue 2, p1-1, 1p

Subject Terms: STELLAR structure, ASTRONOMICAL observations, EVOLUTIONARY models, SET theory, OSCILLATIONS

The First APOKASC Catalog of Kepler Dwarf and Subgiant Stars.

Authors: Aldo Serenelli, Jennifer Johnson, Daniel Huber, Marc Pinsonneault, Warrick H. Ball, Jamie Tayar, Victor Silva Aguirre, Sarbani Basu, Nicholas Troup, Saskia Hekker, Thomas Kallinger, Dennis Stello, Guy R. Davies, Mikkel N. Lund, Savita Mathur, Benoit Mosser, Keivan G. Stassun, William J. Chaplin, Yvonne Elsworth, Rafael A. García

Source: Astrophysical Journal Supplement Series; Dec2017, Vol. 233 Issue 2, p1-1, 1p

Erratum: “Standing on the Shoulders of Dwarfs: The Kepler Asteroseismic LEGACY Sample. I. Oscillation Mode Parameters” (2017, ApJ, 835, 172).

Authors: Mikkel N. Lund, Víctor Silva Aguirre, Guy R. Davies, William J. Chaplin, Jørgen Christensen-Dalsgaard, Günter Houdek, Timothy R. White, Timothy R. Bedding, Warrick H. Ball, Daniel Huber, H. M. Antia, Yveline Lebreton, David W. Latham, Rasmus Handberg, Kuldeep Verma, Sarbani Basu, Luca Casagrande, Anders B. Justesen, Hans Kjeldsen, Jakob R. Mosumgaard

Source: Astrophysical Journal; 11/20/2017, Vol. 850 Issue 1, p1-1, 1p

Subject Terms: DWARF planet exploration, MARKOV chain Monte Carlo

Company/Entity: KEPLER (Spacecraft)

Standing on the Shoulders of Dwarfs: the Kepler Asteroseismic LEGACY Sample. I. Oscillation Mode Parameters.

Authors: Mikkel N. Lund, Guy R. Davies, William J. Chaplin, David W. Latham, Sarbani Basu, Luca Casagrande, Víctor Silva Aguirre, Jørgen Christensen-Dalsgaard, Günter Houdek, Timothy R. White, Rasmus Handberg, Anders B. Justesen, Hans Kjeldsen, Jakob R. Mosumgaard, Timothy R. Bedding, Daniel Huber, Kuldeep Verma, Warrick H. Ball, H. M. Antia, Yveline Lebreton

Source: Astrophysical Journal; 2/1/2017, Vol. 835 Issue 2, p1-1, 1p

Subject Terms: ASTEROSEISMOLOGY, STELLAR evolution, OSCILLATIONS, MARKOV chain Monte Carlo

Company/Entity: KEPLER (Spacecraft)

FUNDAMENTAL PARAMETERS OF MAIN-SEQUENCE STARS IN AN INSTANT WITH MACHINE LEARNING.

Authors: Earl P. Bellinger, George C. Angelou, Saskia Hekker, Sarbani Basu, Warrick H. Ball, Elisabeth Guggenberger

Source: Astrophysical Journal; 10/10/2016, Vol. 830 Issue 1, p1-1, 1p

Subject Terms: PLANETARY systems, GALAXIES, HABITABLE planets, STELLAR evolution, STARS