PPT-Characterizing the Galactic White Dwarf Population

Nicholas Fantin NGVS Meeting September 22 nd 2016 Outline Motivation Selecting White Dwarf Candidates Photometric and Kinematic Properties Halo White Dwarfs Next Steps Summary Motivation. HET Dark Energy Experiment. Bárbara G. . Castanheira. The University of Texas at Austin. Universität. Wien. 17. th. European White Dwarf Workshop – . Tübingen. , August 16-20, 2010 . Hobby-. Eberly. By Marco Sherman, Arlo . Valiela. , and Luke Thayer. Hamsters in Watts. One hamster can generate a base power of .1 watt. To charge a phone, you would need 100 hamsters to be running on wheels. Now think of all the other possibilities. 5-1013 MSun Diameter: 1-200 kpc Luminosity: 106-1012 little or no rotation, so we can Flares . in . an . L dwarf. John Gizis. Department of Physics and Astronomy. University of Delaware. May 24, 2013. @Brown Dwarfs Come of Age. Collaborators . and Facilities. Adam Burgasser. Edo Berger. Vidojevica. Vince Oliver, Astronomical observatory of Belgrade. Outline. *. Will . talk about the Serbian side . of the . DWARF . project. . The DWARF: “Definition”. DWARF is an international project aimed . Emma Longstaff. Working with Sarah . Casewell. ,. . Graham . Wynn, Christiane . Helling. , Pierre . Maxted. . Planetary systems beyond the main sequence II. Brown dwarfs. Helling. & . Casewell. Planetary Nebulae. . The ‘Ring’ Nebula. . ‘Planetary’ Nebulae. discovered by Herschel. Planetary Nebulae are . Shells that . Look Like. . Rings. . . despite the name, they have . nothing to do with planets. .. Class #10. The Bizarre Stellar . Graveyard. (Chapter 13). Professor. : Jos. é Maza. July 3, . 2012. White Dwarfs. Degeneracy pressure. The star is supported by electron . degeneracy pressure. A teaspoon of white dwarf matter would weigh several tons.. NEBULA. A nebula is a cloud of . hydrogen gas. . and dust in space.. Nebulae are the birthplaces of stars.. There are different types of . nebula: An . Emission . Nebula: such . as Orion nebula, glows brightly because the . New discoveries and follow up observations. University of Hertfordshire. Joana Gomes. Outline. New binaries. T dwarf search and summer student. Follow up observations. White dwarf observations. L dwarfs. James Henderson. SN Systems (Sony Interactive Entertainment). LLVM Developers’ Meeting 2020. The Problem. func1(). func2(). func3(). Headers etc. .text. DWARF. .. debug_info. ELF object (approximate representation). How fast does a population increase/decrease? . (r, lambda). What will the population size be next year? (management). Need to summarize Births & Deaths (age structure) of a population. Cohort Life Tables. stellar core remnant. composed mostly of . electron-degenerate matter. . A white dwarf is very . dense. : its mass is comparable to the . Sun. 's, while its volume is comparable to the . Earth. 's. A white dwarf's faint . László Dobos, Tamás Budavári, Carrie Filion,. Rosie. Wyse, Alex Szalay. Dept. . of . Physics. & . Astronomy. , The . Johns. Hopkins University. Subaru . Prime. . Focus. . Spectrograph. Manua.