The Daily Brew
Selected astro-ph abstracts for Wednesday 2018 December 19
- Evidence against the decaying dark matter interpretation of the 3.5 keV line from blank sky observations
Christopher Dessert, Nicholas L. Rodd, Benjamin R. Safdi
[ arXiv:1812.06976v1 | PDF File ]
- Stellar ages, masses and radii from asteroseismic modelling are robust to systematic errors in spectroscopy
Earl P. Bellinger, Saskia Hekker, George C. Angelou, Amalie Stokholm, Sarbani Basu
[ arXiv:1812.06979v1 | PDF File ]
- Massive Dead Galaxies at z~2 with HST Grism Spectroscopy I. Star Formation and Metallicity Enrichment Histories
T. Morishita, L. E. Abramson, T. Treu, G. B. Brammer, T. Jones, P. Kelly, M. Stiavelli, M. Trenti, B. Vulcani, X. Wang
[ arXiv:1812.06980v1 | PDF File ]
- Observable tests of self-interacting dark matter in galaxy clusters: BCG wobbles in a constant density core
David Harvey, Andrew Robertson, Richard Massey, Ian G. McCarthy
[ arXiv:1812.06981v1 | PDF File ]
- Resolved galaxy scaling relations in the EAGLE simulation: star formation, metallicity and stellar mass on kpc scales
James W. Trayford, Joop Schaye
[ arXiv:1812.06984v1 | PDF File ]
- A Global Analysis of Dark Matter Signals from 27 Dwarf Spheroidal Galaxies using Ten Years of Fermi-LAT Observations
Sebastian Hoof, Alex Geringer-Sameth, Roberto Trotta
[ arXiv:1812.06986v1 | PDF File ]
- A search for accreting young companions embedded in circumstellar disks: High-contrast H$\alpha$ imaging with VLT/SPHERE
G. Cugno (1), S. P. Quanz (1), S. Hunziker (1), T. Stolker (1), H. M. Schmid (1), H. Avenhaus (2), P. Baudoz (3), A. J. Bohn (4), M. Bonnefoy (5), E. Buenzli (1), G. Chauvin (5 and 6), A. Cheetham (7), S. Desidera (8), C. Dominik (9), P. Feautrier (5), M. Feldt (2), C. Ginski (4), J. H. Girard (10), R. Gratton (8), J. Hagelberg (1), E. Hugot (11), M. Janson (12), A.-M. Lagrange (5), M. Langlois (11 and 13), Y. Magnard (5), A.-L. Maire (2), F. Menard (5 and 14), M. Meyer (15 and 1), J. Milli (10), C. Mordasini (16), C. Pinte (17 and 5), J. Pragt (18), R. Roelfsema (18), F. Rigal (18), J. Szulágyi (19), R. van Boekel (2), G. van der Plas (5), A. Vigan (11), Z. Wahhaj (10), A. Zurlo (11 and 20) ((1) ETH Zürich, (2) Max Planck Institute Heidelberg, (3) LESIA, (4) Leiden Observatory, (5) Univ. Grenoble, (6) Universidad de Chile, (7) Geneva Observatory, (8) Osservatorio Astronomico di Padova, (9) University of Amsterdam, (10) ESO Santiago de Chile, (11) Marseille Université, (12) Stockholm University, (13) CNRS Lyon, (14) CNRS Grenoble, (15) University of Michigan, (16) Universität Bern, (17) Monash University, (18) NOVA, (19) University of Zürich, (20) Universidad Diego Portales)
[ arXiv:1812.06993v1 | PDF File ]
- The main sequence of star forming galaxies I. The local relation and its bending
P. Popesso, A. Concas, L. Morselli, C. Schreiber, G. Rodighiero, G. Cresci, S. Belli, G. Erfanianfar, C. Mancini, H. Inami, M. Dickinson, O. Ilbert, M. Pannella, D. Elbaz
[ arXiv:1812.07057v1 | PDF File ]
- Spectral and orbital characterisation of the directly imaged giant planet HIP 65426 b
A. C. Cheetham, M. Samland, S. S. Brems, R. Launhardt, G. Chauvin, D. Segransan, T. Henning, A. Quirrenbach, H. Avenhaus, G. Cugno, J. Girard, N. Godoy, G. M. Kennedy, A.-L. Maire, S. Metchev, A. Mueller, A. Musso Barcucci, J. Olofsson, F. Pepe, S. P. Quanz, D. Queloz, S. Reffert, E. Rickman, R. van Boekel, A. Boccaletti, M. Bonnefoy, F. Cantalloube, B. Charnay, P. Delorme, M. Janson, M. Keppler, A.-M. Lagrange, M. Langlois, C. Lazzoni, F. Menard, D. Mesa, M. Meyer, T. Schmidt, E. Sissa, S. Udry, A. Zurlo
[ arXiv:1812.07198v1 | PDF File ]
- A new class of Super-Earths formed from high-temperature condensates: HD219134 b, 55 Cnc e, WASP-47 e
Caroline Dorn, John H. D. Harrison, Amy Bonsor, Tom O. Hands
[ arXiv:1812.07222v1 | PDF File ]
- Masses and radii for the three super-Earths orbiting GJ 9827, and implications for the composition of small exoplanets
K. Rice, L. Malavolta, A. Mayo, A. Mortier, L.A. Buchhave, L. Affer, A. Vanderburg, M. Lopez-Morales, E. Poretti, L. Zeng, A. C. Cameron, M. Damasso, A. Coffinet, D. W. Latham, A.S. Bonomo, F. Bouchy, D. Charbonneau, X. Dumusque, P. Figueira, A.F. Martinez Fiorenzano, R.D. Haywood, J. Asher Johnson, E. Lopez, C. Lovis, M. Mayor, G. Micela, E. Molinari, V. Nascimbeni, C. Nava, F. Pepe, D.F. Phillips, G. Piotto, D. Sasselov, D. Ségransan, A. Sozzetti, S. Udry, C. Watson
[ arXiv:1812.07302v1 | PDF File ]
- The ultra-diffuse galaxy NGC 1052-DF2 with MUSE: I. Kinematics of the stellar body
Eric Emsellem, Remco F. J. van der Burg, Jeremy Fensch, Tereza Jerabkova, Anita Zanella, Adriano Agnello, Michael Hilker, Oliver Mueller, Marina Rejkuba, Pierre-Alain Duc, Patrick Durrell, Rebecca Habas, Federico Lelli, Sungsoon Lim, Francine R. Marleau, Eric Peng, Ruben Sanchez-Janssen
[ arXiv:1812.07345v1 | PDF File ]
- The ultra-diffuse galaxy NGC 1052-DF2 with MUSE: II. The population of DF2: stars, clusters and planetary nebulae
Jeremy Fensch, Remco F. J. van der Burg, Tereza Jerabkova, Eric Emsellem, Anita Zanella, Adriano Agnello, Michael Hilker, Oliver Mueller, Marina Rejkuba, Pierre-Alain Duc, Patrick Durrell, Rebecca Habas, Sungsoon Lim, Francine R. Marleau, Eric Peng, Ruben Sanchez Janssen
[ arXiv:1812.07346v1 | PDF File ]
- Dark matter imprint on $^8$B neutrino spectrum
Ilídio Lopes, Joseph Silk
[ arXiv:1812.07426v1 | PDF File ]
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