The Daily Brew
Selected astro-ph abstracts for Tuesday 2009 March 31
- An Improved Method for 21cm Foreground Removal.
Adrian Liu, Max Tegmark, Judd Bowman, Jacqueline Hewitt, Matias Zaldarriaga
arXiv:0903.4890v1
- The time-dependent rebrightenings in classical novae outbursts: a late-time episodic fuel burning?.
Ondrej Pejcha
arXiv:0903.4891v1
- Parsec-scale dust distributions in Seyfert galaxies - Results of the MIDI AGN snapshot survey.
Konrad R. W. Tristram (1), David Raban (2), Klaus Meisenheimer (3), Walter Jaffe (2), Huub Röttgering (2), Leonard Burtscher (3), William D. Cotton (4), Uwe Graser (3), Thomas Henning (3), Christoph Leinert (3), Bruno Lopez (5), Sébastien Morel (6), Guy Perrin (7), Markus Wittkowski (8) ((1) Max-Planck-Institut für Radioastronomie, Bonn, Germany; (2) Leiden Observatory, Leiden, The Netherlands; (3) Max-Planck-Institut für Astronomie, Heidelberg, Germany; (4) NRAO, Charlottesville, USA; (5) Université de Nice-Sofia et Obs. de la Côte d'Azur, Nice, France; (6) European Southern Observatory, Santiago, Chile; (7) LESIA, Observatoire de Paris-Meudon, France; (8) European Southern Observatory, Garching, Germany)
arXiv:0903.4892v1
- Turbulence in the intracluster medium and bias in hydrostatic measurements of mass profiles of clusters.
Erwin T. Lau (U.Chicago), Andrey V. Kravtsov (KICP, U.Chicago), Daisuke Nagai (Yale)
arXiv:0903.4895v1
- The M-sigma and M-L Relations in Galactic Bulges and Determinations of their Intrinsic Scatter.
Kayhan Gultekin (1), Douglas O. Richstone (1), Karl Gebhardt (2), Tod R. Lauer (3), Scott Tremaine (4), M. C. Aller (5), Ralf Bender (6), Alan Dressler (7), S. M. Faber (8), Alexei V. Filippenko (9), Richard Green (10), Luis C. Ho (7), John Kormendy (2), John Magorrian (11), Jason Pinkney (12), Christos Siopis (13) ((1) Dept. of Astronomy, University of Michigan, (2) Department of Astronomy, University of Texas, (3) National Optical Astronomy Observatory, (4) School of Natural Sciences, Institute for Advanced Study, (5) Department of Physics, Institute of Astronomy, ETH Zurich, (6) Universitaets-Sternwarte der Ludwig-Maximilians-Universität, (7) Observatories of the Carnegie Institution of Washington, (8) University of California Observatories/Lick Observatory, Board of Studies in Astronomy and Astrophysics, University of California, Santa Cruz, (9) Department of Astronomy, University of California, Berkeley, (10) LBT Observatory, University of Arizona, (11) Department of Physics, University of Durham (12) Department of Physics and Astronomy, Ohio Northern University, (13) Institut d'Astronomie et d'Astrophysique, Université Libre de Bruxelles)
arXiv:0903.4897v1
- Things that go bump in the CMB polarization: features from inflation versus reionization.
Michael J. Mortonson (1), Cora Dvorkin (1), Hiranya V. Peiris (2), Wayne Hu (1) ((1) KICP, University of Chicago, (2) University of Cambridge)
arXiv:0903.4920v1
- The All Sky Automated Survey. The Catalog of Variable Stars in the Kepler Field of View.
A. Pigulski, G. Pojmanski, B. Pilecki, D.M. Szczygiel
arXiv:0903.4921v1
- Galaxy Zoo: the fraction of merging galaxies in the SDSS and their morphologies.
D. W. Darg, S. Kaviraj, C. J. Lintott, K. Schawinski, M. Sarzi, S. Bamford, J. Silk, R. Proctor, D. Andreescu, P. Murray, R. C. Nichol, M. J. Raddick, A. Slosar, A. S. Szalay, D. Thomas, J. Vandenberg
arXiv:0903.4937v1
- Galaxy Zoo: The properties of merging galaxies in the nearby Universe - local environments, colours, masses, star-formation rates and AGN activity.
D. W. Darg, S. Kaviraj, C. J. Lintott, K. Schawinski, M. Sarzi, S. Bamford, J. Silk, D. Andreescu, P. Murray, R. C. Nichol, M. J. Raddick, A. Slosar, A. S. Szalay, D. Thomas, J. Vandenberg
arXiv:0903.5057v1
- The Lupus Transit Survey For Hot Jupiters: Results and Lessons.
D. D. R. Bayliss, D. T. F. Weldrake, P. D. Sackett, B. W. Tingley, K. M. Lewis
arXiv:0903.5121v1
- A high resolution study of isotopic composition and chemical abundances of blue horizontal branch stars in the globular clusters NGC6397 and NGC6752.
S. Hubrig, F. Castelli, G. De Silva, J. F. Gonzalez, Y. Momany, M. Netopil, S. Moehler
arXiv:0903.5182v1
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