The Daily Brew
Selected astro-ph abstracts for Friday 2021 January 8
- A Unicorn in Monoceros: the $3M_\odot$ dark companion to the bright, nearby red giant V723 Mon is a non-interacting, mass-gap black hole candidate
T. Jayasinghe, K. Z. Stanek, Todd A. Thompson, C. S. Kochanek, D. M. Rowan, P. J. Vallely, K. G. Strassmeier, M. Weber, J. T. Hinkle, F.-J. Hambsch, D. Martin, J. L. Prieto, T. Pessi, D. Huber, K. Auchettl, L. A. Lopez, I. Ilyin, C. Badenes, A. W. Howard, H. Isaacson, S. J. Murphy
[ arXiv:2101.02212v1 | PDF File ]
- An Optical Observational Cluster Mass Function at $z\sim1$ with the ORELSE Survey
D. Hung, B. C. Lemaux, R. R. Gal, A. R. Tomczak, L. M. Lubin, O. Cucciati, D. Pelliccia, L. Shen, O. Le Fèvre, G. Zamorani, P-F. Wu, D. D. Kocevski, C. D. Fassnacht, G. K. Squires
[ arXiv:2101.02215v1 | PDF File ]
- Multi-wavelength view of SPT-CL J2106-5844. The radio galaxies and the thermal and relativistic plasmas in a massive galaxy cluster merger at z > 1.1
Luca Di Mascolo, Tony Mroczkowski, Yvette Perrott, Lawrence Rudnick, M. James Jee, Kim HyeongHan, Eugene Churazov, Jordan D. Collier, Jose M. Diego, Andrew M. Hopkins, Jinhyub Kim, Bärbel S. Koribalski, Joshua D. Marvil, Remco van der Burg, Jennifer L. West
[ arXiv:2101.02216v1 | PDF File ]
- Black Hole Mergers from Star Clusters with Top-Heavy Initial Mass Functions
Newlin C. Weatherford, Giacomo Fragione, Kyle Kremer, Sourav Chatterjee, Claire S. Ye, Carl L. Rodriguez, Frederic A. Rasio
[ arXiv:2101.02217v1 | PDF File ]
- Spatially Resolved Stellar Spectroscopy of the Ultra-diffuse Galaxy Dragonfly 44. III. Evidence for an Unexpected Star-Formation History
Alexa Villaume, Aaron J. Romanowsky, Jean Brodie, Pieter van Dokkum, Charlie Conroy, Duncan Forbes, Shany Danieli, Christopher Martin, Matt Matuszewski
[ arXiv:2101.02220v1 | PDF File ]
- The Hubble Constant from Infrared Surface Brightness Fluctuation Distances
John P. Blakeslee, Joseph B. Jensen, Chung-Pei Ma, Peter A. Milne, Jenny E. Greene
[ arXiv:2101.02221v1 | PDF File ]
- On the observed clustering of major bodies in solar and extrasolar subsystems
Dimitris M. Christodoulou (UMass Lowell), Demosthenes Kazanas (NASA/GSFC)
[ arXiv:2101.02241v1 | PDF File ]
- CODEX Weak Lensing Mass Catalogue and implications on the mass-richness relation
K. Kiiveri, D. Gruen, A. Finoguenov, T. Erben, L. van Waerbeke, E. Rykoff, L. Miller, S. Hagstotz, R. Dupke, J. Patrick Henry, J-P. Kneib, G. Gozaliasl, C. C. Kirkpatrick, N. Cibirka, N. Clerc, M. Costanzi, E. S. Cypriano, E. Rozo, H. Shan, P. Spinelli, J. Valiviita, J. Weller
[ arXiv:2101.02257v1 | PDF File ]
- Detectability of optical transients with timescales of sub-seconds
Ko Arimatsu, Kohji Tsumura, Fumihiko Usui, Takafumi Ootsubo, Jun-ichi Watanabe
[ arXiv:2101.02454v1 | PDF File ]
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