'Dwarf galaxies' presentation slideshows

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Beginners Astronomy

The Galaxies and Cosmology. Beginners Astronomy. Martin Crow Crayford Manor House Astronomical Society. Last time. The formation of stars. The types of stars and their properties. Measuring the distances to the stars. Variable stars.

620 views • 40 slides

(movie by A. Pontzen, I of A, Cambridge)

The Quest for Low Metallicity DLA Systems Keck/ESI spectroscopy of SDSS Quasars Bryan E. Penprase (Pomona College) with Wal Sargent (Caltech), Jason X. Prochaska (UCSC) , and students Dan Beeler, and Irene Toro Martinez (Pomona College). (movie by A. Pontzen, I of A, Cambridge).

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k 3

k 3. WHERE ARE THE MISSING GALACTIC SATELLITES?. V(r) = (GM(r)/r) 1/2. The LCDM model predicts that thousands of dwarf DM haloes should exist in the Local Group while only ~50 are observed. Klypin et al.,1999, Moore et al.,1999, Madau et al., 20 08.

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From the Milky Way to Andromeda: A PAndAS View of Galactic Halos

From the Milky Way to Andromeda: A PAndAS View of Galactic Halos. Brendan McMonigal Supervisor - Geraint F. Lewis Sydney Institute for Astronomy School of Physics, The University of Sydney. Original image: Stephen Rahn (Flikr). Outline. A PAndAS Introduction Mapping the contamination

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Galaxies

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From the Milky Way to Andromeda: A PAndAS View of Galactic Halos

From the Milky Way to Andromeda: A PAndAS View of Galactic Halos. Brendan McMonigal Supervisor - Geraint F. Lewis Sydney Institute for Astronomy School of Physics, The University of Sydney. Original image: Stephen Rahn (Flikr). Outline. A PAndAS Introduction Mapping the contamination

442 views • 31 slides

Mapping the HI Neighborhood Around Starburst Dwarf Galaxies

Mapping the HI Neighborhood Around Starburst Dwarf Galaxies. Megan Johnson NRAO, Green Bank. Tully-Fisher Workshop, April 2012. Outline. Introduction NGC 1569 Review of stellar and gas kinematics from LITTLE THINGS GBT map NGC 4163/NGC 4214 Future Work Summary. Introduction.

468 views • 30 slides

Masterat in Astrofizica la Universitatea Bonn

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dwarf elliptical galaxies (again)

dwarf elliptical galaxies (again). Dolf Michielsen School of Physics & Astronomy. dwarf elliptical galaxies (dEs). first observations in the 1940s of the dSphs and dEs in the Local Group detailed observations since the 1980s with CCDs & large telescopes

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Low Surface Brightness Dwarf Galaxies in the Local Supercluster General Field

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Self- interacting Dark Matter 2.0:

Self- interacting Dark Matter 2.0:. Back and Better Than Ever!. Annika Peter McCue Fellow u C irvine. M. Rocha, AP+ 1204.XXXX AP+ 1204.XXXX. The Universe as a cupcake. Baryons: ~4%. Dark matter: ~23%.

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276 views • 15 slides

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Challenges in Revealing Dark Matter from the High Energy Gamma-Ray Background (Continuum)

Challenges in Revealing Dark Matter from the High Energy Gamma-Ray Background (Continuum). Ranga-Ram Chary Spitzer Science Center, Caltech rchary@caltech.edu. The Different Galactic Components. GALACTIC PLANE l~0, b~0. GALACTIC ANTICENTER l~180, b~75. Isotropic Component.

253 views • 9 slides

Ultraviolet Properties Early-Type dwarf Galaxies in the Virgo Cluster.

Ultraviolet Properties Early-Type dwarf Galaxies in the Virgo Cluster. Suk Kim and Soo-Chang Rey Astronomy and Space Science, Chungnam National University. Motivation. UV properties of different morphological Early-Type dwarf galaxies

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When Galaxies Collide

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Inner Halo Shapes of Dwarf Galaxies: Reconciling the Cusp/Core Problem

-1. 100. log (r, M o /pc 3 ). V rot (km/s). Density profiles from long-slit spectra:. 60. -2. minimum disk. 1.0. 0.2. 0.6. r/r opt. 1. 0. log(r,kpc). spherical symmetry. Rotation curve. Density profile. Kristine Spekkens, Riccardo Giovanelli (Cornell).

248 views • 8 slides

Earth Space Honor Mid-Term Exam Study Guide

Earth Space Honor Mid-Term Exam Study Guide. 2012-2013 Questions 1-11. 8. How do the distances between planets, solar systems, galaxies and the universe compare?. 9.Compare the sizes of planets, solar systems, galaxies, and the universe.

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ABSTRACT

ABSTRACT

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