{"id":793538,"date":"2026-10-06T08:44:15","date_gmt":"2026-10-06T08:44:15","guid":{"rendered":"https:\/\/www.newsbeep.com\/uk\/793538\/"},"modified":"2026-10-06T08:44:15","modified_gmt":"2026-10-06T08:44:15","slug":"stable-mass-transfer-from-a-substellar-object-onto-an-m-dwarf","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/uk\/793538\/","title":{"rendered":"Stable mass transfer from a substellar object onto an M dwarf"},"content":{"rendered":"

Bellm, E. C. et al. The Zwicky Transient Facility: system overview, performance, and first results. Publ. Astron. Soc. Pac. 131, 018002 (2019).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Graham, M. J. et al. The Zwicky Transient Facility: science objectives. Publ. Astron. Soc. Pac. 131, 078001 (2019).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Masci, F. J. et al. The Zwicky Transient Facility: data processing, products, and archive. Publ. Astron. Soc. Pac. 131, 018003 (2019).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Dhillon, V. S. et al. HiPERCAM: a quintuple-beam, high-speed optical imager on the 10.4-m Gran Telescopio Canarias. Mon. Not. R. Astron. Soc. 507, 350\u2013366 (2021).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Warner, B. Cataclysmic Variable Stars. Cambridge Astrophysics Series Vol. 28 (Cambridge Univ. Press, 1995).<\/p>\n

Copperwheat, C. M. et al. Physical properties of IP Pegasi: an eclipsing dwarf nova with an unusually cool white dwarf. Mon. Not. R. Astron. Soc. 402, 1824\u20131840 (2010).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Oke, J. B. et al. The Keck low-resolution imaging spectrometer. Publ. Astron. Soc. Pac. 107, 375 (1995).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Sheinis, A. I. et al. ESI, a new Keck observatory echellette spectrograph and imager. Publ. Astron. Soc. Pac. 114, 851\u2013865 (2002).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Kesseli, A. Y. et al. An empirical template library of stellar spectra for a wide range of spectral classes, luminosity classes, and metallicities using SDSS BOSS Spectra. Astrophys. J. Suppl. Ser. 230, 16 (2017).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Roulston, B. R., Green, P. J. & Kesseli, A. Y. Classifying single stars and spectroscopic binaries using optical stellar templates. Astrophys. J. Suppl. Ser. 249, 34 (2020).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Marsh, T. R. & Steeghs, D. V407 Vul: a direct impact accretor. Mon. Not. R. Astron. Soc. 331, L7\u2013L11 (2002).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Romani, R. W., Kandel, D., Filippenko, A. V., Brink, T. G. & Zheng, W. PSR J1810+1744: companion darkening and a precise high neutron star mass. Astrophys. J. Lett. 908, L46 (2021).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Burdge, K. B. et al. A 62-minute orbital period black widow binary in a wide hierarchical triple. Nature 605, 41\u201345 (2022).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Gentile, P. A. et al. X-Ray observations of black widow pulsars. Astrophys. J. 783, 69 (2014).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Reiners, A., Basri, G. & Browning, M. Evidence for magnetic flux saturation in rapidly rotating M stars. Astrophys. J. 692, 538\u2013545 (2009).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Ferrario, L., de Martino, D. & G\u00e4nsicke, B. T. Magnetic white dwarfs. Space Sci. Rev. 191, 111\u2013169 (2015).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Cropper, M. The Polars. Space Sci. Rev. 54, 195\u2013295 (1990).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Pecaut, M. J. & Mamajek, E. E. Intrinsic colors, temperatures, and bolometric corrections of pre-main-sequence stars. Astrophys. J. Suppl. Ser. 208, 9 (2013).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Rappaport, S., Vanderburg, A., Schwab, J. & Nelson, L. Minimum orbital periods of H-rich bodies. Astrophys. J. 913, 118 (2021).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Kozai, Y. Secular perturbations of asteroids with high inclination and eccentricity. Astron. J. 67, 591\u2013598 (1962).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Lidov, M. L. The evolution of orbits of artificial satellites of planets under the action of gravitational perturbations of external bodies. Planet. Space Sci. 9, 719\u2013759 (1962).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Rappaport, S., Verbunt, F. & Joss, P. C. A new technique for calculations of binary stellar evolution application to magnetic braking. Astrophys. J. 275, 713\u2013731 (1983).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Hjellming, M. S. & Webbink, R. F. Thresholds for rapid mass transfer in binary system. I. Polytropic models. Astrophys. J. 318, 794 (1987).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

El-Badry, K. et al. Magnetic braking saturates: evidence from the orbital period distribution of low-mass detached eclipsing binaries from ZTF. Mon. Not. R. Astron. Soc. 517, 4916\u20134939 (2022).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

El-Badry, K., Burdge, K. B., van Roestel, J. & Rodriguez, A. C. A transiting brown dwarf in a 2 hour orbit. Open J. Astrophys. 6, 33 (2023).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Carmichael, T. W. Improved radius determinations for the transiting brown dwarf population in the era of Gaia and TESS. Mon. Not. R. Astron. Soc. 519, 5177\u20135190 (2023).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Matt, S. P., Brun, A. S., Baraffe, I., Bouvier, J. & Chabrier, G. The mass-dependence of angular momentum evolution in Sun-like stars. Astrophys. J. Lett. 799, L23 (2015).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Burdge, K. B. et al. A systematic search of Zwicky Transient Facility data for ultracompact binary LISA-detectable gravitational-wave sources. Astrophys. J. 905, 32 (2020).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Perley, D. A. Fully automated reduction of longslit spectroscopy with the low resolution imaging spectrometer at the Keck Observatory. Publ. Astron. Soc. Pac. 131, 084503 (2019).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Evans, P. A. et al. A real-time transient detector and the living Swift-XRT point source catalogue. Mon. Not. R. Astron. Soc. 518, 174\u2013184 (2023).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Householder, A. et al. The Keck Planet Finder SURFS-UP Survey. I. Transmission Spectroscopy of WASP-76 b. Astron. J. 172, 48 (2026).<\/p>\n

Article<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Paxton, B. et al. Modules for Experiments in Stellar Astrophysics (MESA). Astrophys. J. Suppl. Ser. 192, 3 (2011).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Nelson, L., Schwab, J., Ristic, M. & Rappaport, S. Minimum orbital period of precataclysmic variables. Astrophys. J. 866, 88 (2018).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Virtanen, P. et al. SciPy 1.0: fundamental algorithms for scientific computing in Python. Nat. Methods 17, 261\u2013272 (2020).<\/p>\n

Article<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Eggleton, P. P. Approximations to the radii of Roche lobes. Astrophys. J. 268, 368\u2013369 (1983).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Baraffe, I., Homeier, D., Allard, F. & Chabrier, G. New evolutionary models for pre-main sequence and main sequence low-mass stars down to the hydrogen-burning limit. Astron. Astrophys. 577, A42 (2015).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Foreman-Mackey, D., Hogg, D. W., Lang, D. & Goodman, J. emcee: The MCMC Hammer. Publ. Astron. Soc. Pac. 125, 306 (2013).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Lubow, S. H. & Shu, F. H. Gas dynamics of semidetached binaries. Astrophys. J. 198, 383\u2013405 (1975).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Allard, F., Homeier, D. & Freytag, B. Models of very-low-mass stars, brown dwarfs and exoplanets. Philos. Trans. R. Soc. Lond. Ser. A 370, 2765\u20132777 (2012).<\/p>\n

ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Asplund, M., Grevesse, N., Sauval, A. J. & Scott, P. The chemical composition of the sun. Annu. Rev. Astron. Astrophys. 47, 481\u2013522 (2009).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Rabus, M. et al. A discontinuity in the Teff\u2013radius relation of M-dwarfs. Mon. Not. R. Astron. Soc. 484, 2674\u20132683 (2019).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Bailer-Jones, C. A. L., Rybizki, J., Fouesneau, M., Demleitner, M. & Andrae, R. Estimating distances from parallaxes. V. Geometric and photogeometric distances to 1.47 billion stars in Gaia Early Data Release 3. Astron. J. 161, 147 (2021).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Bailer-Jones, C. A. L. Estimating distances from parallaxes. Publ. Astron. Soc. Pac. 127, 994 (2015).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Zucker, S. & Mazeh, T. Study of spectroscopic binaries with TODCOR. I. A new two-dimensional correlation algorithm to derive the radial velocities of the two components. Astrophys. J. 420, 806 (1994).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Hadrava, P. Orbital elements of multiple spectroscopic stars. Astron. Astrophys. Suppl. Ser. 114, 393\u2013396 (1995).<\/p>\n

ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Seeburger, R., Rix, H.-W., El-Badry, K., Xiang, M. & Fouesneau, M. Autonomous disentangling for spectroscopic surveys. Mon. Not. R. Astron. Soc. 530, 1935\u20131955 (2024).<\/p>\n

Article<\/a>\u00a0
\n ADS<\/a>\u00a0
\n
\n Google Scholar<\/a>\u00a0\n <\/p>\n

Rodrigo, C., Solano, E. & Bayo, A. SVO Filter Profile Service Version 1.0. IVOA Working Draft (International Virtual Observatory Alliance (IVOA), 2012).<\/p>\n

Rodrigo, C. & Solano, E. The SVO filter profile service. In Contributions to the XIV.0 Scientific Meeting of the Spanish Astronomical Society 182 (Sociedad Espa\u00f1ola de Astronom\u00eda, 2020).<\/p>\n

Householder, A. et al. ZTF J0440+2325 and ZTF J1444+4820: data and analysis code. Zenodo https:\/\/doi.org\/10.5281\/zenodo.21499716<\/a> (2026).<\/p>\n","protected":false},"excerpt":{"rendered":"Bellm, E. C. et al. The Zwicky Transient Facility: system overview, performance, and first results. Publ. Astron. Soc.…\n","protected":false},"author":2,"featured_media":793539,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[1813,36587,3250,2302,90,416,1588,54624,40505,56,54,55],"class_list":["post-793538","post","type-post","status-publish","format-standard","has-post-thumbnail","category-space","tag-astronomy","tag-astrophysics-and-cosmology","tag-general","tag-physics","tag-science","tag-space","tag-stars","tag-stellar-evolution","tag-time-domain-astronomy","tag-uk","tag-united-kingdom","tag-unitedkingdom"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts\/793538","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/comments?post=793538"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/posts\/793538\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/media\/793539"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/media?parent=793538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/categories?post=793538"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/uk\/wp-json\/wp\/v2\/tags?post=793538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}