'Radial velocity' presentation slideshows

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Research Applications of Optimization: Data-Driven Spectroscopy

Research Applications of Optimization: Data-Driven Spectroscopy

Research Applications of Optimization: Data-Driven Spectroscopy. Megan Bedell, CCA w ith thanks to collaborators: Lily Zhao (Yale/CCA), Dan Foreman-Mackey (CCA), Rodrigo Luger (CCA), David W Hogg (NYU/CCA). My objective: find Earth-like planets around other stars.

By arleen
(223 views)

The Big Bang

The Big Bang

The Big Bang. Thursday, January 17. Doppler shift tells you if an object is coming toward you or moving away. Blueshift: distance decreasing. Redshift: distance increasing. All distant galaxies have redshifts . But wait, there’s more!.

By kael
(98 views)

Limiting Forms of Reflection and Scatter from a Surface

Limiting Forms of Reflection and Scatter from a Surface

Limiting Forms of Reflection and Scatter from a Surface. s pecular reflector. q uasi- specular reflector. Lambert reflector. q uasi-Lambert reflector. Bragg Diffraction (Scattering). Pulsed Radar. Doppler Radar. From Josh Wurman. NCAR S-POL DOPPLER RADAR.

By carsyn
(228 views)

Recent Developments of Studies for Transiting Exoplanets

Recent Developments of Studies for Transiting Exoplanets

Recent Developments of Studies for Transiting Exoplanets. Norio Narita National Astronomical Observatory of Japan. Outline. Introduction of Science of Transiting Exoplanets What’s New and What’s Going on Now? Near Future Prospects. Planetary transits. transit in the Solar System.

By odin
(116 views)

Zhan Li and Zhaoxia Pu Department of Atmospheric Sciences University of Utah

Zhan Li and Zhaoxia Pu Department of Atmospheric Sciences University of Utah

Impact of the 4D-Var Assimilation of Airborne Doppler Radar Data on Numerical Simulations of the Genesis of Typhoon Nuri (2008 ). Zhan Li and Zhaoxia Pu Department of Atmospheric Sciences University of Utah WRF Users' Workshop 2013. Introduction.

By kiona
(219 views)

GMTNIRS (Giant Magellan Telescope Near-IR Spectrograph)

GMTNIRS (Giant Magellan Telescope Near-IR Spectrograph)

GMTNIRS (Giant Magellan Telescope Near-IR Spectrograph). Survey Science Group Workshop 3 조 김상혁 김재영 최나현 2013.02.15. Index. Concept of GMTNIRS Specification of GMTNIRS Silicon immersion grating Software Summary. Concepts of GMTNIRS.

By wright
(89 views)

Searching for White Dwarf Exoplanets:

Searching for White Dwarf Exoplanets:

Searching for White Dwarf Exoplanets:. WD 2359-434 Case Study. Bruce Gary, Arizona 14-inch T.G. Tan, Australia 12-inch Ivan Curtis, Australia 11-inch Paul Tristram , New Zealand 24-inch Akihiko Fukui, Japan ( ” ).

By viola
(84 views)

EXPANDING UNIVERSE

EXPANDING UNIVERSE

EXPANDING UNIVERSE. OLBERS PARADOX. “The night sky is dark.” This statement is called Olbers ’ paradox , after astronomer who discussed the subject back in 1823. Why is the darkness of the night sky so paradoxical?.

By gaura
(108 views)

Stars motion and how is it seen from earth?

Stars motion and how is it seen from earth?

Stars motion and how is it seen from earth?. By: Paul Jones & Antoine Henderson. Proper Motion & Transverse Velocity. Proper motion is equal to angular displacement (in arc seconds) divided by time. Ex: 300’’/50 yrs PM= 6 years of that star.

By aran
(146 views)

The Barbados Cloud Observatory: a first outlook

The Barbados Cloud Observatory: a first outlook

The Barbados Cloud Observatory: a first outlook. Max-Planck-Institut für Meteorologie Hamburg. Louise Nuijens. Bjorn Stevens, Lutz Hirsch, Friedhelm Jansen, Ilya Serikov, Holger Linne, Bjorn Bruegman and Clara Herer. The Barbados Cloud Observatory. Goal :

By adora
(109 views)

How frequent are biotic worlds?

How frequent are biotic worlds?

The Impact of Kepler on the likelihood of Extra-terrestrial Life. How frequent are biotic worlds?. Amri Wandel - Hebrew Univ. of Jerusalem. How frequent are terrestrial exo -planets ?. Do other stars have planets? If so, are they Earthlike? Are they in the Habitable zone?

By tola
(87 views)

Subaru Measurements of the Rossiter -McLaughlin Effect

Subaru Measurements of the Rossiter -McLaughlin Effect

Subaru Measurements of the Rossiter -McLaughlin Effect and Direct Imaging Observations for Transiting Planetary Systems Norio Narita (NAOJ) and SEEDS/ HiCIAO /AO188 teams The full member list is available in poster 1.28 by Kusakabe et al. . Migration Models of Close-in Exoplanets

By samson
(63 views)

Brightnesses , sizes and motions of stars

Brightnesses , sizes and motions of stars

Brightnesses , sizes and motions of stars . Recap. Project : due Friday 11/21 Campus observatory Information from brightnesses of stars Brightness depends on: distance, temperature and size If you know two of these, brightness can be used to give you the third

By manny
(68 views)

Prepared by James R. Robertson J.R. In conjunction with:

Prepared by James R. Robertson J.R. In conjunction with:

The Hunt for a Link : Quantitative Connections Between Magnetic Fields and EIT Coronal Wave/CME Properties. Prepared by James R. Robertson J.R. In conjunction with: Meredith Wills-Davey and Gemma D. R. Attrill. The Sun’s Corona. Faint streamer-like part seen during a solar eclipse

By trory
(96 views)

Solar-like oscillators and beyond with SIAMOIS Don Kurtz CfA UCLan, UK

Solar-like oscillators and beyond with SIAMOIS Don Kurtz CfA UCLan, UK

Solar-like oscillators and beyond with SIAMOIS Don Kurtz CfA UCLan, UK. Strengths of SIAMOIS. Radial velocities precision: How precise? cm s -1 for solar-like oscillators m s -1 or 10s of m s -1 for other asteroseismic targets At 10s of m s -1 precision there are many targets

By vahe
(141 views)

Recent developments at DWD

Recent developments at DWD

Recent developments at DWD christoph.schraff@dwd.de Deutscher Wetterdienst , D-63067 Offenbach, Germany based on experiments / plots by Klaus Stephan. Direct Nudging of Radar Radial Velocity Data Status of OPERA Latent Heat Nudging for COSMO-EU. nudging of radar radial velocity: methodology.

By bella
(186 views)

Atomic gas (HI) in Isolated Galaxies

Atomic gas (HI) in Isolated Galaxies

Atomic gas (HI) in Isolated Galaxies. Daniel Espada Fernández Advisor: Lourdes Verdes-Montenegro Dpto. de Astronomía Extragaláctica IAA-CSIC. 3- HI study of isolated galaxies. Overview. 1- Introduction to the AMIGA project. 2- The sample of isolated galaxies. 4- Work in the future.

By hallie
(140 views)

Exoplanets Complementary Observations Working Group

Exoplanets Complementary Observations Working Group

Exoplanets Complementary Observations Working Group. Report …. A lot of work has been done.. A lot has still to be done. Preparatory Observations Program –Status Radial velocity : Strategy for follow-up observations Photometric Survey : the BEST telescope

By avak
(127 views)

Clear air echoes (few small insects) -12 dBZ

Clear air echoes (few small insects) -12 dBZ

Clear air echoes (few small insects) -12 dBZ. Echoes in clear air from insects. Common is summer. Watch for echoes to expand area as sun sets and insects take off for their nocturnal travels. Echoes from birds and bats.

By jamar
(210 views)

How X-ray Experiments See Black Holes: Past, Present and Future

How X-ray Experiments See Black Holes: Past, Present and Future

How X-ray Experiments See Black Holes: Past, Present and Future. Lynn Cominsky Sonoma State University. Introduction. Galactic Black Holes: Mass Determination Spin Determination Flare from our Galactic center Extra-galactic Black Holes: Spectral Line analysis Imaging jets

By casper
(124 views)

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