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... Search for Substellar Companions in the Halo of Nearby Stars ... Ls. Burrows et al. 1997. Searches for Brown Dwarfs. Companions to nearby stars. Direct Imaging ...
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Brown Dwarfs : Up Close and Physical In the mass range intermediate between stars and planets are the substellar objects known as brown dwarfs.
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40th Liege International Astrophysical Colloquium The mass distribution of sdB stars from asteroseismology and other means: Implications for stellar evolution theory
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Signatures of Magnetic Activity in Very Low Mass Stars and Brown Dwarfs Rachel Osten Hubble Fellows Symposium Collaborators Magnetic Activity manifestations in Solar ...
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Donor at upper edge must be oversized by 30%! The importance of being slightly disturbed... Donors are oversized relative to MS stars of equal mass ...
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Astrometry with the TMT S. R. Kulkarni California Institute of Technology Interdisciplinary Scientist Space Interferometry Mission
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'A Method for Determining the Physical Properties of the Coldest Known Brown Dwarfs' ... determination of the physical properties for these sources, including, ...
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... on what we have learned about their physical properties. ... are learning about temperatures and atmospheric properties. ... Physical Parameters ...
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Title: No Slide Title Author: Glenn Schneider Last modified by: Glenn Schneider Created Date: 9/29/2001 10:11:51 PM Document presentation format: On-screen Show
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Spectra. Existing Catalogs. White Dwarf 101 ... Determine physical properties via line fits in medium-high resolution spectra. ...
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Brown dwarfs and star forming regions in the framework of the ... impact on different fields of Astrophysics, in particular on the area of star formation. ...
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An A0 Search For Extrasolar Planets. Denise Kaisler, UCLA. i) Recent Findings ... sensitive to the planets that vrad searches are unlikely to detect ...
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Weck et al. (2003), Skory et al. (2003) Wavelength ( ) PHOENIX models. CaH in the Visible ... Weck, Stancil, & Kirby (2003) ... Weck et al. (2004) Wavelength ...
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Title: Zuk nftige Missionen Author: Bernd V lkl Last modified by: Bernd V lkl Created Date: 5/14/2006 3:13:26 PM Document presentation format: Bildschirmpr sentation
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New facilities for new science
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Faint stars usually have no name. The Names of Sirius. Alpha Canis Majoris (Bayer, 1603) ... Examples: Vega, Sirius. The Main Sequence: F. Temperature: 6000 ...
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Brown Dwarfs: Stepping stones to the planets. Structure and ... Ab-initio calculations for Na-D, K I, FeH, CrH, TiH ... Equation of State of H2 and He, etc. ...
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Radio, Millimeter and Submillimeter Planning Group Martha P. Haynes (Cornell University) on behalf of the RMSPG Astronomy and Astrophysics Advisory Committee
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In some worlds there is no Sun and Moon, in others they are ... MOA ... OGLE/PLANET/MOA team members. OGLE-2003-BLG-235/MOA-2003-BLG-53 ...
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Deficit (T association: Taurus, Luhman 2000 & Briceno et. al. 2002; IC348, ... STARDUSTY models gaussian profile observed spectra of confirmed PMS stars (H ...
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all-sky survey to enable multiple science goals. applications from solar system to cosmology ... Static sky science. Enabled by stacking repeated scans to form ...
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Exoplanets found to date are very diverse and have orbits and masses different ... on Na I and K I in the atmosphere of HD 209458b and 51 Peg (Bundy & Marcy 2000) ...
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High resolution. High dynamic range, image fidelity. Bright, but complex, sources ... Very high spectral resolution ( 0.1 km/s) is required ...
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Planets and Our Solar System. Our Solar System. Our sun is the center of our ... round asteroids such as Ceres and perhaps eventually Vesta, Pallas, and Hygeia. ...
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Taurus and ? Oph show a large fraction of sources have disks massive enough to form planets ... Characteristics: linewidths are thermal. Very asymmetrical ...
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T Tauri stars, named after variable star T in Taurus are PMS stars that have ... For every star with mass 10-100 MSun, there are ~10 stars with 2-10 MSun, 50 ...
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... is clearly present in the T dwarfs dust species must be removed from photosphere. ... Loss of condensates from the photosphere. Objects brighten at 1 mm. ...
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... neighbourhood, it is possible to obtain actual images of Jupiter-mass exoplanets. ... a planet 1-2 times the mass of Jupiter or an ordinary background star. ...
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Origins of Stars, Planets, and Life with 2020 Vision Science with the GMT March 27, 2008
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We always need a way to define parameters. site-specific parameters: eg, locations ... 10 milliarcsec relative astrometry. 100 milliarcsec absolute astrometry ...
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Aging nearby spiral galaxies using H-alpha to UV flux ratios: Effect of model parameters ... Star formation in spiral galaxies. Formation occurs in spiral arms: ...
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Ground-based detection of the secondary eclipse of TrES-3b ... Bruce Swinyard (Rutherford Appleton Laboratory, U.K.) On behalf of the SAFARI consortium ...
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The effective temperature of a planet is a function of the planetary albedo (A) ... The planet must have plate tectonics to avoid runaway glaciation (as in Mars, ...
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each is depleted in H and He (Saturn more so than Jupiter) ... Jupiter, Saturn, and Neptune all have significant internal heat sources in ...
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thillwig@chara.gsu.edu. Abstract ... In both cases, the variability shows very little scatter from a sine curve. ... theory he classified a large number of PNe, ...
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The sample was collected by photometric surveys in sky regions avoiding the galactic plane. ... sources observed nearby in the sky and within an hour of the ...
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Sptzer Keck Spectroscopy
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... (and U band) survey of the Taurus star-forming region designed to study the ... An X-Ray Survey of the Taurus Star Formation Region ...
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... declination, but if the body were south of the equator, this length would be 90o ... opposite hemisphere, is length is 900 plus the declination of the GP. ...
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Session 2: Rationale, definition, and tasks of the Science Team ... objects with their radial velocity curves already in the public domain. ...
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