5101. Astronomical sciences


Title5101. Astronomical sciences
Parent51. Physical Sciences

Latest research outputs

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The GALAH Survey: chemical tagging and chrono-chemodynamics of accreted halo stars with GALAH+ DR3 and Gaia eDR3
Buder, Sven, Lind, Karin, Ness, Melissa K., Feuillet, Diane K., Horta, Danny, Monty, Stephanie, Buck, Tobias, Nordlander, Thomas, Bland-Hawthorn, Joss, Casey, Andrew R., de Silva, Gayandhi M., D'Orazi, Valentina, Freeman, Ken C., Hayden, Michael R., Kos, Janez, Martell, Sarah L., Lewis, Geraint F., Lin, Jane, Schlesinger, Katharine J., ..., Wyse, Rosemary F. G.. 2022. "The GALAH Survey: chemical tagging and chrono-chemodynamics of accreted halo stars with GALAH+ DR3 and Gaia eDR3." Monthly Notices of the Royal Astronomical Society. 510 (2), pp. 2407-2436. https://doi.org/10.1093/mnras/stab3504

Article

Quasi-periodic Gaussian processes for stellar activity: From physical to kernel parameters
Nicholson, B. A. and Aigrain, S. 2022. "Quasi-periodic Gaussian processes for stellar activity: From physical to kernel parameters." Monthly Notices of the Royal Astronomical Society. 515 (4), pp. 5251-5266. https://doi.org/10.1093/mnras/stac2097

Article

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion
Chontos, Ashley, Huber, Daniel, Berger, Travis A., Kjeldsen, Hans, Serenelli, Aldo M., Aguirre, Victor Silva, Ball, Warrick H., Basu, Sarbani, Bedding, Timothy R., Chaplin, William J., Claytor, Zachary R., Corsaro, Enrico, Garcia, Rafael A., Howell, Steve B., Lundkvist, Mia S., Mathur, Savita, Metcalfe, Travis S., Nielsen, Martin B., Ong, Jia Mian Joel, ..., Wittenmyer, Robert A.. 2021. "TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion." The Astrophysical Journal: an international review of astronomy and astronomical physics. 922 (2), pp. 1-15. https://doi.org/10.3847/1538-4357/ac1269

Article

Could the Migration of Jupiter Have Accelerated the Atmospheric Evolution of Venus?
Kane, Stephen R., Vervoort, Pam, Horner, Jonathan and Pozuelos, Francisco J.. 2020. "Could the Migration of Jupiter Have Accelerated the Atmospheric Evolution of Venus?" The Planetary Science Journal. 1 (2), pp. 1-10. https://doi.org/10.3847/PSJ/abae63

Article

Multiple subglacial water bodies below the south pole of Mars unveiled by new MARSIS data
Lauro, Sebastian Emanuel, Pettinelli, Elena, Caprarelli, Graziella, Guallini, Luca, Rossi, Angelo Pio, Mattei, Elisabetta, Cosciotti, Barbara, Cicchetti, Andrea, Soldovieri, Francesco, Cartacci, Marco, Di Paolo, Federico, Noschese, Raffaella and Orosei, Roberto. 2021. "Multiple subglacial water bodies below the south pole of Mars unveiled by new MARSIS data." Nature Astronomy. 5, pp. 63-70. https://doi.org/10.1038/s41550-020-1200-6

Article

A super-Earth and two sub-Neptunes transiting the nearby and quiet M dwarf TOI-270
Gunther, Maximilian N., Pozuelos, Francisco J., Dittmann, Jason A., Dragomir, Diana, Kane, Stephen R., Daylan, Tansu, Feinstein, Adina D., Huang, Chelsea X., Morton, Timothy D., Bonfanti, Andrea, Bouma, L. G., Burt, Jennifer, Collins, Karen A., Lissauer, Jack J., Matthews, Elisabeth, Montet, Benjamin T., Vanderburg, Andrew, Wang, Songhu, Winters, Jennifer G., ..., Waite, Ian A.. 2019. "A super-Earth and two sub-Neptunes transiting the nearby and quiet M dwarf TOI-270." Nature Astronomy. 3 (12), pp. 1099-1108. https://doi.org/10.1038/s41550-019-0845-5

Article

The Discovery of λ Bootis Stars: The Southern Survey I
Gray, R. O., Riggs, Q. S., Koen, C., Murphy, S. J., Newsome, I. M., Corbally, C. J., Cheng, K. P. and Neff, J. E.. 2017. "The Discovery of λ Bootis Stars: The Southern Survey I." The Astronomical Journal. 154 (1), pp. 1-11. https://doi.org/10.3847/1538-3881/aa6d5e

Article

Diving Beneath the Sea of Stellar Activity: Chromatic Radial Velocities of the Young AU Mic Planetary System
Cale, Bryson L., Reefe, Michael, Plavchan, Peter, Tanner, Angelle, Gaidos, Eric, Gagne, Jonathan, Gao, Peter, Kane, Stephen R., Bejar, Victor J. S., Lodieu, Nicolas, Anglada-Escude, Guillem, Ribas, Ignasi, Palle, Enric, Quirrenbach, Andreas, Amado, Pedro J., Reiners, Ansgar, Caballero, Jose A., Zapatero Osorio, Maria Rosa, Dreizler, Stefan, ..., Boyd, Patricia. 2021. "Diving Beneath the Sea of Stellar Activity: Chromatic Radial Velocities of the Young AU Mic Planetary System." The Astronomical Journal. 162 (6), pp. 1-32. https://doi.org/10.3847/1538-3881/ac2c80

Article

The period–luminosity relation for δ Scuti stars using Gaia DR2 parallaxes
Ziaali, Elham, Bedding, Timothy R., Murphy, Simon J., Van Reeth, Timothy and Hey, Daniel R.. 2019. "The period–luminosity relation for δ Scuti stars using Gaia DR2 parallaxes." Monthly Notices of the Royal Astronomical Society. 486 (3), pp. 4348-4353. https://doi.org/10.1093/mnras/stz1110

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TIC 308396022: δ Scuti-γ Doradus hybrid with large-amplitude radial fundamental mode and regular g-mode period spacing
Yang, Tao-Zhi, Zuo, Zhao-Yu, Li, Gang, Bedding, Timothy R., Murphy, Simon J. and Joyce, Meridith. 2021. "TIC 308396022: δ Scuti-γ Doradus hybrid with large-amplitude radial fundamental mode and regular g-mode period spacing." Astronomy and Astrophysics: a European journal. 655, pp. 1-7. https://doi.org/10.1051/0004-6361/202142198

Article

Tango of celestial dancers: A sample of detached eclipsing binary systems containing g-mode pulsating components. A case study of KIC9850387
Sekaran, S., Tkachenko, A., Abdul-Masih, M., Prsa, A., Johnston, C., Huber, D., Murphy, S. J., Banyard, G., Howard, A. W., Isaacson, H., Bowman, D. M. and Aerts, C.. 2020. "Tango of celestial dancers: A sample of detached eclipsing binary systems containing g-mode pulsating components. A case study of KIC9850387." Astronomy and Astrophysics: a European journal. 643, pp. 1-24. https://doi.org/10.1051/0004-6361/202038989

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The Kepler Smear Campaign: Light Curves for 102 Very Bright Stars
Pope, Benjamin J. S., Davies, Guy R., Hawkins, Keith, White, Timothy R., Stokholm, Amalie, Bieryla, Allyson, Latham, David W., Lucey, Madeline, Aerts, Conny, Aigrain, Suzanne, Antoci, Victoria, Bedding, Timothy R., Bowman, Dominic M., Caldwell, Douglas A., Chontos, Ashley, Esquerdo, Gilbert A., Huber, Daniel, Jofre, Paula, Murphy, Simon J., ..., Yu, Jie. 2019. "The Kepler Smear Campaign: Light Curves for 102 Very Bright Stars." Astrophysical Journal Supplement Series. 244 (1), pp. 1-19. https://doi.org/10.3847/1538-4365/ab2c04

Article

On the first δ Sct–roAp hybrid pulsator and the stability of p and g modes in chemically peculiar A/F stars
Murphy, Simon J., Saio, Hideyuki, Takada-Hidai, Masahide, Kurtz, Donald W., Shibahashi, Hiromoto, Takata, Masao and Hey, Daniel R.. 2020. "On the first δ Sct–roAp hybrid pulsator and the stability of p and g modes in chemically peculiar A/F stars." Monthly Notices of the Royal Astronomical Society. 498 (3), pp. 4272-4286. https://doi.org/10.1093/mnras/staa2667

Article

The pulsation properties of λ bootis stars I. the southern TESS sample
Murphy, S. J., Paunzen, E., Bedding, T. R., Walczak, P. and Huber, D.. 2020. "The pulsation properties of λ bootis stars I. the southern TESS sample." Monthly Notices of the Royal Astronomical Society. 495 (2), pp. 1888-1912. https://doi.org/10.1093/mnras/staa1271

Article

The discovery of lambda Bootis stars - the Southern Survey II
Murphy, Simon J., Gray, Richard O., Corbally, Christopher J., Kuehn, Charles, Bedding, Timothy R. and Killam, Josiah. 2020. "The discovery of lambda Bootis stars - the Southern Survey II." Monthly Notices of the Royal Astronomical Society. 499 (2), pp. 2701-2713. https://doi.org/10.1093/mnras/staa2347

Article

Finding binaries from phase modulation of pulsating stars with Kepler – VI. Orbits for 10 new binaries with mischaracterized primaries
Murphy, Simon J., Barbara, Nicholas H., Hey, Daniel, Bedding, Timothy R. and Fulcher, Ben D.. 2020. "Finding binaries from phase modulation of pulsating stars with Kepler – VI. Orbits for 10 new binaries with mischaracterized primaries." Monthly Notices of the Royal Astronomical Society. 493 (4), pp. 5382-5388. https://doi.org/10.1093/mnras/staa562

Article

Gravity-mode period spacings and near-core rotation rates of 611 γ Doradus stars with Kepler
Li, Gang, Van Reeth, Timothy, Bedding, Timothy R., Murphy, Simon J., Antoci, Victoria, Ouazzani, Rhita-Maria and Barbara, Nicholas H.. 2020. "Gravity-mode period spacings and near-core rotation rates of 611 γ Doradus stars with Kepler." Monthly Notices of the Royal Astronomical Society. 491 (3), pp. 3586-3605. https://doi.org/10.1093/mnras/stz2906

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Period spacings of γ Doradus pulsators in the Kepler field: Rossby and gravity modes in 82 stars
Li, Gang, Van Reeth, Timothy, Bedding, Timothy R., Murphy, Simon J. and Antoci, Victoria. 2019. "Period spacings of γ Doradus pulsators in the Kepler field: Rossby and gravity modes in 82 stars." Monthly Notices of the Royal Astronomical Society. 487 (1), pp. 782-800. https://doi.org/10.1093/mnras/stz1171

Article

The effect of tides on near-core rotation: analysis of 35 Kepler γ Doradus stars in eclipsing and spectroscopic binaries
Li, Gang, Guo, Zhao, Fuller, Jim, Bedding, Timothy R., Murphy, Simon J., Colman, Isabel L. and Hey, Daniel R.. 2020. "The effect of tides on near-core rotation: analysis of 35 Kepler γ Doradus stars in eclipsing and spectroscopic binaries." Monthly Notices of the Royal Astronomical Society. 497 (4), pp. 4363-4375. https://doi.org/10.1093/mnras/staa2266

Article

Six new rapidly oscillating Ap stars in the Kepler long-cadence data using super-Nyquist asteroseismology
Hey, Daniel R., Holdsworth, Daniel L., Bedding, Timothy R., Murphy, Simon J., Cunha, Margarida S., Kurtz, Donald W., Huber, Daniel, Fulton, Benjamin and Howard, Andrew W.. 2019. "Six new rapidly oscillating Ap stars in the Kepler long-cadence data using super-Nyquist asteroseismology." Monthly Notices of the Royal Astronomical Society. 488 (1), pp. 18-36. https://doi.org/10.1093/mnras/stz1633

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KIC 4142768: An Evolved Gamma Doradus/Delta Scuti Hybrid Pulsating Eclipsing Binary with Tidally Excited Oscillations
Guo, Zhao, Fuller, Jim, Shporer, Avi, Li, Gang, Hambleton, Kelly, Manuel, Joseph, Murphy, Simon and Isaacson, Howard. 2019. "KIC 4142768: An Evolved Gamma Doradus/Delta Scuti Hybrid Pulsating Eclipsing Binary with Tidally Excited Oscillations." The Astrophysical Journal: an international review of astronomy and astronomical physics. 885 (1), pp. 1-14. https://doi.org/10.3847/1538-4357/ab41f6

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Spectroscopic confirmation of the binary nature of the hybrid pulsator KIC 5709664 found with the frequency modulation method
Derekas, A., Murphy, S. J., Dalya, G., Szabo, R., Borkovits, T., Bokon, A., Lehmann, H., Kinemuchi, K., Southworth, J., Bloemen, S., Csak, B., Isaacson, H., Kovacs, J., Shporer, A., Szabo, Gy. M., Thygesen, A. O. and Meszaros, Sz.. 2019. "Spectroscopic confirmation of the binary nature of the hybrid pulsator KIC 5709664 found with the frequency modulation method." Monthly Notices of the Royal Astronomical Society. 486 (2), pp. 2129-2136. https://doi.org/10.1093/mnras/stz875

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The period–luminosity relation of red supergiants with Gaia DR2
Chatys, Filip W., Bedding, Timothy R., Murphy, Simon J., Kiss, Laszlo L., Dobie, Dougal and Grindlay, Jonathan E.. 2019. "The period–luminosity relation of red supergiants with Gaia DR2." Monthly Notices of the Royal Astronomical Society. 487 (4), pp. 4832-4846. https://doi.org/10.1093/mnras/stz1584

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TESS first look at evolved compact pulsators: Discovery and asteroseismic probing of the g-mode hot B subdwarf pulsator EC 21494−7018
Charpinet, S., Brassard, P., Fontaine, G., Van Grootel, V., Zong, W., Giammichele, N., Heber, U., Bognar, Zs., Geier, S., Green, E. M., Hermes, J. J., Kilkenny, D., Ostensen, R. H., Pelisoli, I., Silvotti, R., Telting, J. H., Vuckovic, M., Worters, H. L., Baran, A. S., ..., Vanderspek, R. K.. 2019. "TESS first look at evolved compact pulsators: Discovery and asteroseismic probing of the g-mode hot B subdwarf pulsator EC 21494−7018." Astronomy and Astrophysics: a European journal. 632, pp. 1-23. https://doi.org/10.1051/0004-6361/201935395

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TESS first look at evolved compact pulsators: Known ZZ Ceti stars of the southern ecliptic hemisphere as seen by TESS
Bognar, Zs., Kawaler, S. D., Bell, K. J., Schrandt, C., Baran, A. S., Bradley, P. A., Hermes, J. J., Charpinet, S., Handler, G., Mullally, S. E., Murphy, S. J., Raddi, R., Sodor, A., Tremblay, P. -E., Uzundag, M. and Zong, W.. 2020. "TESS first look at evolved compact pulsators: Known ZZ Ceti stars of the southern ecliptic hemisphere as seen by TESS." Astronomy and Astrophysics: a European journal. 638, pp. 1-20. https://doi.org/10.1051/0004-6361/202037470

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The first view of δ Scuti and γ Doradus stars with the TESS mission
Antoci, V., Cunha, M. S., Bowman, D. M., Murphy, S. J., Kurtz, D. W., Bedding, T. R., Borre, C. C., Christophe, S., Daszynska-Daszkiewicz, J., Fox-Machado, L., Garcia Hernandez, A., Ghasemi, H., Handberg, R., Hansen, H., Hasanzadeh, A., Houdek, G., Johnston, C., Justesen, A. B., Alicavus, F. Kahraman, ..., Weiss, W. W.. 2019. "The first view of δ Scuti and γ Doradus stars with the TESS mission." Monthly Notices of the Royal Astronomical Society. 490 (3), pp. 4040-4059. https://doi.org/10.1093/mnras/stz2787

Article

Super-Nyquist Asteroseismology with Future Space Missions
Shibahashi, Hiromoto and Murphy, Simon J.. 2018. "Super-Nyquist Asteroseismology with Future Space Missions." Ballot, Jerome, Vauclair, Sylvie and Vauclair, Gerard (ed.) PHOST - Physics of Oscillating Stars (2018). Banyuls-sur-mer (France) 02 - 07 Sep 2018

Presentation

Maelstrom: A Python package for identifying companions to pulsating stars from their light travel time variations
Hey, Daniel R., Murphy, Simon J., Foreman-Mackey, Daniel, Bedding, Timothy R., Pope, Benjamin J. S. and Hogg, David W.. 2020. "Maelstrom: A Python package for identifying companions to pulsating stars from their light travel time variations." Journal of Open Source Software. 5 (51), pp. 1-3. https://doi.org/10.21105/joss.02125

Article

Tidally trapped pulsations in a close binary star system discovered by TESS
Handler, G., Kurtz, D. W., Rappaport, S. A., Saio, H., Fuller, J., Jones, D., Guo, Z., Chowdhury, S., Sowicka, P., Alicavus, F. Kahraman, Streamer, M., Murphy, S. J., Gagliano, R., Jacobs, T. L. and Vanderburg, A.. 2020. "Tidally trapped pulsations in a close binary star system discovered by TESS." Nature Astronomy. 4 (7), pp. 684-689. https://doi.org/10.1038/s41550-020-1035-1

Article

TOI-1259Ab – a gas giant planet with 2.7 per cent deep transits and a bound white dwarf companion
Martin, David V., El-Badry, Kareem, Hodzic, Vedad Kunovac, Triaud, Amaury H. M. J., Angus, Ruth, Birky, Jessica, Foreman-Mackey, Daniel, Hedges, Christina, Montet, Benjamin T., Murphy, Simon J., Santerne, Alexandre, Stassun, Keivan G., Stephan, Alexander P., Wang, Ji, Benni, Paul, Krushinsky, Vadim, Chazov, Nikita, Mishevskiy, Nikolay, Ziegler, Carl, ..., Winn, Joshua N.. 2021. "TOI-1259Ab – a gas giant planet with 2.7 per cent deep transits and a bound white dwarf companion." Monthly Notices of the Royal Astronomical Society. 507 (3), pp. 4132-4148. https://doi.org/10.1093/mnras/stab2129

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Testing the intrinsic scatter of the asteroseismic scaling relations with Kepler red giants
Li, Yaguang, Bedding, Timothy R., Stello, Dennis, Sharma, Sanjib, Huber, Daniel and Murphy, Simon J.. 2021. "Testing the intrinsic scatter of the asteroseismic scaling relations with Kepler red giants." Monthly Notices of the Royal Astronomical Society. 501 (3), pp. 3162-3172. https://doi.org/10.1093/mnras/staa3932

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TESS cycle 1 observations of roAp stars with 2-min cadence data
Holdsworth, D. L., Cunha, M. S., Kurtz, D. W., Antoci, V., Hey, D. R., Bowman, D. M., Kobzar, O., Buzasi, D. L., Kochukhov, O., Niemczura, E., Ozuyar, D., Shi, F., Szabo, R., Samadi-Ghadim, A., Bognar, Zs, Fox-Machado, L., Khalack, V., Lares-Martiz, M., Lovekin, C. C., ..., Vanderspek, R.. 2021. "TESS cycle 1 observations of roAp stars with 2-min cadence data." Monthly Notices of the Royal Astronomical Society. 506 (1), pp. 1073-1110. https://doi.org/10.1093/mnras/stab1578

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KIC 5950759: a high-amplitude δ Sct star with amplitude and frequency modulation near the terminal age main sequence
Bowman, D. M., Hermans, J., Daszynska-Daszkiewicz, J., Holdsworth, D. L., Tkachenko, A., Murphy, S. J., Smalley, B. and Kurtz, D. W.. 2021. "KIC 5950759: a high-amplitude δ Sct star with amplitude and frequency modulation near the terminal age main sequence." Monthly Notices of the Royal Astronomical Society. 504 (3), pp. 4039-4053. https://doi.org/10.1093/mnras/stab1124

Article

Very regular high-frequency pulsation modes in young intermediate-mass stars
Bedding, Timothy R., Murphy, Simon J., Hey, Daniel R., Huber, Daniel, Li, Tanda, Smalley, Barry, Stello, Dennis, White, Timothy R., Ball, Warrick H., Chaplin, William J., Colman, Isabel L., Fuller, Jim, Gaidos, Eric, Harbeck, Daniel R., Hermes, J. J., Holdsworth, Daniel L., Li, Gang, Li, Yaguang, Mann, Andrew W., ..., Vanderspek, Roland K.. 2020. "Very regular high-frequency pulsation modes in young intermediate-mass stars." Nature. 581 (7807), pp. 147-151. https://doi.org/10.1038/s41586-020-2226-8

Article

A precise asteroseismic age and metallicity for HD 139614: a pre-main-sequence star with a protoplanetary disc in Upper Centaurus–Lupus
Murphy, Simon J., Joyce, Meridith, Bedding, Timothy R., White, Timothy R. and Kama, Mihkel. 2021. "A precise asteroseismic age and metallicity for HD 139614: a pre-main-sequence star with a protoplanetary disc in Upper Centaurus–Lupus." Monthly Notices of the Royal Astronomical Society. 502 (2), pp. 1633-1646. https://doi.org/10.1093/mnras/stab144

Article

A unicorn in monoceros: the 3 M⊙ dark companion to the bright, nearby red giant V723 Mon is a non-interacting, mass-gap black hole candidate
Jayasinghe, T., Stanek, K. Z., Thompson, Todd A., Kochanek, C. S., Rowan, D. M., Vallely, P. J., Strassmeier, K. G., Weber, M., Hinkle, J. T., Hambsch, F. -J., Martin, D. V., Prieto, J. L., Pessi, T., Huber, D., Auchettl, K., Lopez, L. A., Ilyin, I., Badenes, C., Howard, A. W., ..., Murphy, S. J.. 2021. "A unicorn in monoceros: the 3 M⊙ dark companion to the bright, nearby red giant V723 Mon is a non-interacting, mass-gap black hole candidate." Monthly Notices of the Royal Astronomical Society. 504 (2), pp. 2577-2602. https://doi.org/10.1093/mnras/stab907

Article

Forward Modeling the Orbits of Companions to Pulsating Stars from Their Light Travel Time Variations
Hey, Daniel R., Murphy, Simon J., Foreman-Mackey, Daniel, Bedding, Timothy R., Pope, Benjamin J. S. and Hogg, David W.. 2020. "Forward Modeling the Orbits of Companions to Pulsating Stars from Their Light Travel Time Variations." The Astronomical Journal. 159 (5), pp. 1-11. https://doi.org/10.3847/1538-3881/ab7d38

Article

A Search for Transits among the Delta Scuti Variables in Kepler
Hey, Daniel R., Montet, Benjamin T., Pope, Benjamin J. S., Murphy, Simon J. and Bedding, Timothy R.. 2021. "A Search for Transits among the Delta Scuti Variables in Kepler." The Astronomical Journal. 162 (5), p. 204. https://doi.org/10.3847/1538-3881/ac1b9b

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A binary with a δ Scuti star and an oscillating red giant: orbit and asteroseismology of KIC 9773821
Murphy, Simon J., Li, Tanda, Sekaran, Sanjay, Bedding, Timothy R., Yu, Jie, Tkachenko, Andrew, Colman, Isabel, Huber, Daniel, Hey, Daniel, Baratashvili, Tinatin and Janssens, Soetkin. 2021. "A binary with a δ Scuti star and an oscillating red giant: orbit and asteroseismology of KIC 9773821." Monthly Notices of the Royal Astronomical Society. 505 (2), pp. 2336-2348. https://doi.org/10.1093/mnras/stab1436

Article

Gaia-derived luminosities of Kepler A/F stars and the pulsator fraction across the δ Scuti instability strip
Murphy, Simon J., Hey, Daniel, Van Reeth, Timothy and Bedding, Timothy R.. 2019. "Gaia-derived luminosities of Kepler A/F stars and the pulsator fraction across the δ Scuti instability strip." Monthly Notices of the Royal Astronomical Society. 485 (2), pp. 2380-2400. https://doi.org/10.1093/mnras/stz590

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