The Daily Brew
Selected astro-ph abstracts for Friday 2022 February 18
- An elliptical accretion disk following the tidal disruption event AT 2020zso
T. Wevers, M. Nicholl, M. Guolo, P. Charalampopoulos, M. Gromadzki, T.M. Reynolds, E. Kankare, G. Leloudas, J.P. Anderson, I. Arcavi, G. Cannizzaro, T.W. Chen, N. Ihanec, C. Inserra, C.P. Gutiérrez, P.G. Jonker, A. Lawrence, M.R. Magee, T.E. Müller-Bravo, F. Onori, E. Ridley, S. Schulze, P. Short, D. Hiramatsu, M. Newsome, J.H. Terwel, S. Yang, D. Young
[ arXiv:2202.08268v1 | PDF File ]
- Were the Obliquities in DI Herculis Excited by an Unseen Tertiary Companion?
Kassandra R. Anderson, Joshua N. Winn
[ arXiv:2202.08275v1 | PDF File ]
- Reassessing the Evidence for Time Variability in the Atmosphere of the Exoplanet HAT-P-7 b
Maura Lally, Andrew Vanderburg
[ arXiv:2202.08279v1 | PDF File ]
- Accurate Ground-based Astrometry of Naked-eye Stars: The United States Naval Observatory Bright-Star Astrometric Database
Jeffrey A. Munn, John P. Subasavage, Hugh C. Harris, Trudy M. Tilleman
[ arXiv:2202.08369v1 | PDF File ]
- Massive Galaxy Mergers Have Distinctive Global HI Profiles
Pei Zuo, Luis C. Ho, Jing Wang, Niankun Yu, Jinyi Shangguan
[ arXiv:2202.08416v1 | PDF File ]
- A rapidly fading star as a type II obscuring intermediate luminosity optical transient (ILOT) in a triple star system
Ealeal Bear, Noam Soker, Amit Kashi
[ arXiv:2202.08629v1 | PDF File ]
- The Gaia-ESO Survey: The analysis of the hot-star spectra
R. Blomme, S. Daflon, M. Gebran, A. Herrero, A. Lobel, L. Mahy, F. Martins, T. Morel, S. R. Berlanas, A. Blazere, Y. Fremat, E. Gosset, J. Maiz Apellaniz, W. Santos, T. Semaan, S. Simon-Diaz, D. Volpi, G. Holgado, F. Jimenez-Esteban, M. F. Nieva, N. Przybilla, G. Gilmore, S. Randich, I. Negueruela, T. Prusti, A. Vallenari, E. J. Alfaro, T. Bensby, A. Bragaglia, E. Flaccomio, P. Francois, A. J. Korn, A. Lanzafame, E. Pancino, R. Smiljanic, M. Bergemann, G. Carraro, E. Franciosini, A. Gonneau, U. Heiter, A. Hourihane, P. Jofre, L. Magrini, L. Morbidelli, G. G. Sacco, C. C. Worley, S. Zaggia
[ arXiv:2202.08662v1 | PDF File ]
- The ultra-diffuse galaxy AGC 114905 needs dark matter
J. A. Sellwood (Steward Observatory), R. H. Sanders (Kapteyn Astronomical Institute)
[ arXiv:2202.08678v1 | PDF File ]
- The Column Densities of Molecular Gas across Cosmic Time: Bridging Observations and Simulations
Roland Szakacs, Céline Péroux, Martin A. Zwaan, Dylan Nelson, Eva Schinnerer, Natalia Lahén, Simon Weng, Alejandra Y. Fresco
[ arXiv:2202.08777v1 | PDF File ]
- Helium absorption in exoplanet atmospheres is connected to stellar coronal abundances
K. Poppenhaeger
[ arXiv:2202.08838v1 | PDF File ]
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