The Daily Brew
Selected astro-ph abstracts for Thursday 2020 July 9
- Is GW170817 a Multimessenger Neutron Star-Primordial Black Hole Merger?
Yu-Dai Tsai, Antonella Palmese, Stefano Profumo, Tesla Jeltema
[ arXiv:2007.03686v1 | PDF File ]
- The age-chemical abundance structure of the Galactic disc II: $\alpha$-dichotomy and thick disc formation
Jianhui Lian, Daniel Thomas, Claudia Maraston, Timothy C. Beers, Christian Moni Bidin, José G. Fernández-Trincado, D. A. García-Hernández, Richard R. Lane, Ricardo R. Munoz, Christian Nitschelm, Alexandre Roman-Lopes, Olga Zamora
[ arXiv:2007.03687v1 | PDF File ]
- Very wide companion fraction from Gaia DR2: a weak or no enhancement for hot jupiter hosts, and a strong enhancement for contact binaries
Hsiang-Chih Hwang, Jacob H. Hamer, Nadia L. Zakamska, Kevin C. Schlaufman
[ arXiv:2007.03688v1 | PDF File ]
- A Comparison of the Stellar, CO and Dust-Continuum Emission from Three, Star-Forming HUDF Galaxies at $z\sim 2$
Melanie Kaasinen, Fabian Walter, Mladen Novak, Marcel Neeleman, Ian Smail, Leindert Boogaard, Elisabete da Cunha, Axel Weiss, Daizhong Liu, Roberto Decarli, Gergö Popping, Tanio Diaz-Santos, Paulo Cortés, Manuel Aravena, Paul van der Werf, Dominik Riechers, Hanae Inami, Jacqueline A. Hodge, Hans-Walter Rix, Pierre Cox
[ arXiv:2007.03697v1 | PDF File ]
- WISEA J041451.67-585456.7 and WISEA J181006.18-101000.5: The First Extreme T-type Subdwarfs?
Adam C. Schneider, Adam J. Burgasser, Roman Gerasimov, Federico Marocco, Jonathan Gagne, Sam Goodman, Paul Beaulieu, William Pendrill, Austin Rothermich, Arttu Sainio, Marc J. Kuchner, Dan Caselden, Aaron M. Meisner, Jacqueline K. Faherty, Eric E. Mamajek, Chih-Chun Hsu, Jennifer J. Greco, Michael C. Cushing, J. Davy Kirkpatrick, Daniella Bardalez Gagliuffi, Sarah E. Logsdon, Katelyn Allers, John H. Debes,The Backyard Worlds : Planet 9 Collaboration
[ arXiv:2007.03836v1 | PDF File ]
- The initial stage of cloud lightning imaged in high-resolution
O. Scholten, B.M. Hare, J. Dwyer, C. Sterpka, I. Kolmašová, O. Santolík, R. Lán, L. Uhlíř, S. Buitink, A. Corstanje, H. Falcke, T. Huege, J.R. Hörandel, G.K. Krampah, P. Mitra, K. Mulrey, A. Nelles, H. Pandya, A. Pel, J.P. Rachen, T.N.G. Trinh, S. ter Veen, S. Thoudam, T. Winchen
[ arXiv:2007.03934v1 | PDF File ]
- Detailed abundances in a sample of very metal poor stars
P. François, S. Wanajo, E. Caffau, N. Prantzos, W. Aoki, M. Aoki, P. Bonifacio, M. Spite, F. Spite
[ arXiv:2007.03994v1 | PDF File ]
- The ALMA-PILS survey: First detection of the unsaturated 3-carbon molecules Propenal (C$_2$H$_3$CHO) and Propylene (C$_3$H$_6$) towards IRAS 16293$-$2422 B
S. Manigand (1), A. Coutens (2), J.-C. Loison (3), V. Wakelam (2), H. Calcutt (4), H. S. P. Müller (5), J. K. Jørgensen (1), V. Taquet (6), S. F. Wampfler (7), T. L. Bourke (8), B. M. Kulterer (7), E. F. van Dishoeck (9 and 10), M. N. Drozdovskaya (7), N. F. W. Ligterink (7) ((1) Niels Bohr Institute and Centre for Star and Planet Formation, University of Copenhagen, Copenhagen K., Denmark, (2) Laboratoire d Astrophysique de Bordeaux, Univ. Bordeaux, CNRS, B18N, allée Geoffroy Saint-Hilaire, Pessac, France, (3) Institut des Sciences Moléculaires (ISM), CNRS, Univ. Bordeaux, Talence, France, (4) Department of Space, Earth and Environment, Chalmers University of Technology, Gothenburg, Sweden, (5) I. Physikalisches Institut, Universität zu Köln, Köln, Germany, (6) INAF, Osservatorio Astrofisico di Arcetri, Firenze, Italy, (7) Center for Space and Habitability, University of Bern, Bern, Switzerland, (8) SKA Organisation, Jodrell Bank, Lower Withington, Macclesfield, Cheshire, UK, (9) Leiden Observatory, Leiden University, Leiden, The Netherlands, (10) Max-Planck Institut für Extraterrestrische Physik (MPE), Garching, Germany)
[ arXiv:2007.04000v1 | PDF File ]
- Twenty years of PWV measurements in the Chajnantor Area
Fernando Cortés, Katherine Cortés, Rodrigo Reeves, Ricardo Bustos, Simon Radford
[ arXiv:2007.04262v1 | PDF File ]
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