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Results 1 - 34 of 34

Variations in Line Profiles of Atomic Transitions in RR Lyrae Stars
- Volume 19, Issue 21 - article #11
- Christopher Sneden, George W. Preston
- Astronomical Journal
- https://doi.org/10.3847/1538-3881/ad3c34
On the Use of Field RR Lyrae as Galactic Probes. V. Optical and Radial Velocity Curve Templates
- Volume 16, Issue 40 - article #6
- V. F. Braga, J. Crestani, M. Fabrizio, G. Bono, C. Sneden, G. W. Preston, J. Storm, S. Kamann, M. Latour, H. Lala, B. Lemasle, Z. Prudil, G. Altavilla, B. Chaboyer, M. DallâOra, I. Ferraro, C. K. Gilligan, G. Fiorentino, G. Iannicola, L. Inno, S. Kwak, M. Marengo, S. Marinoni, P. M. Marrese, C. E. MartÃnez-VÃ¡zquez, M. Monelli, J. P. Mullen, N. Matsunaga, J. Neeley, P. B. Stetson, E. Valenti,, M. Zoccali
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/919/2/85
On the Use of Field RR Lyrae As Galactic Probes: IV. New Insights Into and Around the Oosterhoff Dichotomy
- Volume 16, Issue 40 - article #7
- M. Fabrizio, V. F. Braga, J. Crestani, G. Bono, I. Ferraro, G. Fiorentino, G. Iannicola, G. W. Preston, C. Sneden, F. ThÃ©venin, G. Altavilla, B. Chaboyer, M. DallâOra, R. da Silva, E. K. Grebel, C. K. Gilligan, H. Lala, B. Lemasle, D. Magurno, M. Marengo, S. Marinoni, P. M. Marrese, C. E. MartÃnez-VÃ¡zquez, N. Matsunaga, M. Monelli, J. P. Mullen, J. Neeley, M. Nonino, Z. Prudil, M Salaris, P. B. Stetson, E. Valenti,, M. Zoccali
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/919/2/118
On the Metamorphosis of the Bailey Diagram for RR Lyrae Stars
- Volume 15, Issue 24 - article #28
- G. Bono, V. F. Braga, J. Crestani, M. Fabrizio, C. Sneden, M. Marconi, G. W. Preston, J. P. Mullen, C. K. Gilligan, G. Fiorentino, A. Pietrinferni, G. Altavilla, R. Buonanno, B. Chaboyer, R. da Silva, M. DallâOra, S. DeglâInnocenti, E. Di Carlo, I. Ferraro, E. K. Grebel, G. Iannicola, L. Inno, V. Kovtyukh, A. Kunder, B. Lemasle, M. Marengo, S. Marinoni, P. M. Marrese, C. E. MartÃnez-VÃ¡zquez, N. Matsunaga, M. Monelli, J. Neeley, M. Nonino, P. G. Prada Moroni, Z. Prudil, P. B. Stetson, F. ThÃ©venin, E. Tognelli, E. Valenti,, A. R. Walker
- The Astrophysical Journal Letters
- http://iopscience.iop.org/2041-8205/896/1/L15
On the Use of Field RR Lyrae as Galactic Probes. I. The Oosterhoff Dichotomy Based on Fundamental Variables
- Volume 14, Issue 38 - article #16
- M. Fabrizio, G. Bono, V. F. Braga, D. Magurno, S. Marinoni, P. M. Marrese, I. Ferraro, G. Fiorentino, G. Giuffrida, G. Iannicola, M. Monelli, G. Altavilla, B. Chaboyer, M. DallâOra, C. K. Gilligan, A. Layden, M. Marengo, M. Nonino, G. W. Preston, B. Sesar, C. Sneden, E. Valenti, F. ThÃ©venin,, E. Zoccali
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/882/2/169
Metal-rich RRc Stars in the Carnegie RR Lyrae Survey
- Volume 13, Issue 1 - article #4
- Christopher Sneden, George W. Preston, Juna A. Kollmeier, Jeffrey D. Crane, Nidia Morrell, JosÃ© L. Prieto, Stephen A. Shectman, Dorota M. Skowron,, Ian B. Thompson
- The Astronomical Journal
- http://iopscience.iop.org/1538-3881/155/1/45
Spectroscopic Comparison of Metal-rich RRab Stars of the Galactic Field with their Metal-poor Counterparts
- Volume 12, Issue 5 - article #24
- Merieme Chadid, Christopher Sneden,, George W. Preston
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/835/2/187
Metal-poor stars towards the Galactic bulge - a population potpourri
- Volume 10, Issue 41 - article #6
- Andreas Koch, Andrew McWilliam, George W. Preston, Ian B. Thompson
- arXiv.org - Astrophysics - Volume: 2015, Issue: 6 Nov
- arXiv:1511.01490 [pdf, ps, other]
Nine new metal-poor stars on the subgiant and red horizontal branches with high levels of r-process enhancement
- Volume 9, Issue 24 - article #53
- Ian U. Roederer, John J. Cowan, George W. Preston, Stephen A. Shectman, Christopher Sneden, and Ian B. Thompson
- Monthly Notices of the Royal Astronomical Society - Volume: 445, Issue: 3
- Abstract Full Text (HTML) Full Text (PDF)
Nine New Metal-Poor Stars on the Subgiant and Red Horizontal Branches with High Levels of r-process Enhancement
- Volume 9, Issue 22 - article #34
- Ian U. Roederer (U. Michigan), John J. Cowan (U. Oklahoma), George W. Preston, Stephen A. Shectman (Carnegie Observatories), Chris Sneden (U. Texas), Ian B. Thompson (Carnegie Observatories)
- arXiv.org - Astrophysics - Volume: 2014, Issue: 26 Sep
- arXiv:1409.5810 [pdf, ps, other]
Field Blue Stragglers and Related Mass Transfer Issues
- Volume 9, Issue 20 - article #59
- George W. Preston
- arXiv.org - Astrophysics - Volume: 2014, Issue: 20 Jun
- arXiv:1406.3468 [pdf, other]
A Search for Stars of Very Low Metal Abundance. VI. Detailed Abundances of 313 Metal-poor Stars
- Volume 9, Issue 20 - article #143
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, Christopher Sneden, Gregory S. Burley, and Daniel D. Kelson
- Astronomical Journal - Volume: 147, Issue: 6
- View article PDF (5.13 MB)
Neutron-capture Nucleosynthesis in the First Stars
- Volume 9, Issue 17 - article #24
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, and Christopher Sneden
- The Astrophysical Journal - Volume: 784, Issue: 2
- View article PDF (1.39 MB)
A Search for Stars of Very Low Metal Abundance. VI. Detailed Abundances of 313 Metal-Poor Stars
- Volume 9, Issue 13 - article #2
- Ian U. Roederer, George W. Preston, Ian B. Thompson, Stephen A. Shectman, Christopher Sneden, Gregory S. Burley, Daniel D. Kelson
- arXiv.org - Astrophysics - Volume: 2014, Issue: 28 Mar
- arXiv:1403.6853 [pdf, other]
Neutron-Capture Nucleosynthesis in the First Stars
- Volume 9, Issue 8 - article #5
- Ian U. Roederer (University of Michigan), George W. Preston, Ian B. Thompson, Stephen A. Shectman (Carnegie Observatories), Chris Sneden (University of Texas)
- arXiv.org - Astrophysics - Volume: 2014, Issue: 21 Feb
- arXiv:1402.4144 [pdf, ps, other]
The Chemical Compositions of RR Lyrae Type C Variable Stars
- Volume 9, Issue 8 - article #26
- Jose Govea, Thomas Gomez, George W. Preston, and Christopher Sneden
- The Astrophysical Journal - Volume: 782, Issue: 2
- View article PDF (1.70 MB)
The Absolute Magnitude of RRc Variables From Statistical Parallax
- Volume 7, Issue 33 - article #11
- Juna A. Kollmeier, Dorota M. Szczygiel, Christopher R. Burns, Andrew Gould, Ian B. Thompson, George W. Preston, Christopher Sneden, Jeffrey D. Crane, Subo Dong, Barry F. Madore, Nidia Morrell, Jose L. Prieto, Stephen Shectman, Joshua D. Simon, Edward Villanueva
- arXiv.org - Astrophysics - Volume: 2012, Issue: 17 Aug
- arXiv:1208.2689 [pdf, other]
The Chemical Compositions of Variable Field Horizontal Branch Stars: RR Lyrae Stars
- Volume 6, Issue 40 - article #9
- Bi-Qing For, Christopher Sneden, George W. Preston
- arXiv.org - Astrophysics - Volume: 2011, Issue: 7 Oct
- arXiv:1110.0548 [pdf, ps, other]
New Initiatives on RR Lyrae Chemical Compositions
- Volume 6, Issue 34 - article #11
- Christopher Sneden (1), Bi-Qing For (1,2), George W. Preston (3) ((1) Department of Astronomy, University of Texas, Austin, TX (2) ICRAR, University of Western Australia, Crawley WA, Australia (3) Observatories of the Carnegie Institution of Washington, Pasadena, CA)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 26 Aug
- arXiv:1108.5162 [pdf, ps, other]
The Abundances of Neutron-capture Species in the Very Metal-poor Globular Cluster M15: A Uniform Analysis of Red Giant Branch and Red Horizontal Branch Stars
- Volume 6, Issue 23 - article #18
- Jennifer S. Sobeck, Robert P. Kraft, Christopher Sneden, George W. Preston, John J. Cowan, Graeme H. Smith, Ian B. Thompson, Stephen A. Shectman and Gregory S. Burley
- Astronomical Journal - Volume: 141, Issue: 6
- doi: 10.1088/0004-6256/141/6/175 Tag this article
The Abundances of Neutron Capture Species in the Very Metal-Poor Globular Cluster M15: An Uniform Analysis of RGB and RHB Stars
- Volume 6, Issue 10 - article #18
- J. S. Sobeck, R. P. Kraft, C. Sneden, G. W. Preston, J. J. Cowan, G. H. Smith, I. B. Thompson, S. A. Shectman, G. S. Burley
- arXiv.org - Astrophysics - Volume: 2011, Issue: 11 Mar
- arXiv:1103.1008 [pdf, other]
RR Lyrae Atmospherics: Wrinkles Old and New. A Preview
- Volume 5, Issue 51 - article #17
- George W. Preston
- Astronomical Journal - Volume: 141, Issue: 1
- doi: 10.1088/0004-6256/141/1/6 Tag this article
RR Lyrae Atmospherics: Wrinkles Old and New. A Preview
- Volume 5, Issue 36 - article #7
- George W. Preston (Carnegie Observatories)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 3 Sep
- arXiv:1008.4618 [pdf]
Characterizing the Chemistry of the Milky Way Stellar Halo: Detailed Chemical Analysis of a Metal-poor Stellar Stream
- Volume 5, Issue 9 - article #27
- <em >Ian U. Roederer, Christopher Sneden, Ian B. Thompson, George W. Preston, and Stephen A. Shectman</em&gt,
- The Astrophysical Journal - Volume: 711, Issue: 2
- Abstract | References
Characterizing the Chemistry of the Milky Way Stellar Halo: Detailed Chemical Analysis of a Metal-Poor Stellar Stream
- Volume 5, Issue 3 - article #4
- Ian U. Roederer, Christopher Sneden, Ian B. Thompson, George W. Preston, Stephen A. Shectman
- arXiv.org - Astrophysics - Volume: 2010, Issue: 15 Jan
- arXiv:1001.1745 [ps, pdf, other]
Helium lines in RR Lyrae spectra
- Volume 4, Issue 48 - article #21
- G. W. Preston
- Astronomy and Astrophysics - Volume: 507, Issue: 3
- Abstract | PDF file (267.1 KB) | PS file (842.8 KB)
Spectroscopic Confirmation of the Pisces Overdensity
- Volume 4, Issue 44 - article #28
- Juna A. Kollmeier, Andrew Gould, Stephen Shectman, Ian B. Thompson, George W. Preston, Joshua D. Simon, Jeffrey D. Crane, Željko Ivezić, and Branimir Sesar
- The Astrophysical Journal Letters - Volume: 705, Issue: 2
- Abstract | References
A Few Binary Star Puzzles for Roberto on the Occasion of His Birthday
- Volume 4, Issue 39 - article #1
- George W. Preston
- arXiv.org - Astrophysics - Volume: 2009, Issue: 25 Sep
- arXiv:0909.4327 [pdf]
Spectroscopic Confirmation of the Pisces Overdensity
- Volume 4, Issue 33 - article #7
- Juna A. Kollmeier (1), Andrew Gould (2), Stephen Shectman (1), Ian B. Thompson (1), George W. Preston (1), Joshua D. Simon (1), Jeffrey D. Crane (1), Željko Ivezić, (3), Branimir Sesar (3) ((1) Carnegie Observatories, (2) The Ohio State University, (3) University of Washington)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 14 Aug
- arXiv:0908.1381 [ps, pdf, other]
CS 22964−161: A Double‐Lined Carbon‐ and s‐Process–Enhanced Metal‐Poor Binary Star
- Volume 3, Issue 14 - article #24
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, and George W. Preston
- The Astrophysical Journal - Volume: 677, Issue: 1
- Abstract-Full Text-PDF Version (1116 kB)
CS22964-161: A Double-Lined Carbon- and s-Process-Enhanced Metal-Poor Binary Star
- Volume 2, Issue 52 - article #12
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, George W. Preston
- arXiv.org - Astrophysics - Volume: 2007, Issue: 27 Dec
- arXiv:0712.3228 [ps, pdf, other]
CS22964-161: A Double-Lined Carbon- and s-Process-Enhanced Metal-Poor Binary Star
- Volume 2, Issue 51 - article #13
- Ian B. Thompson, Inese I. Ivans, Sara Bisterzo, Christopher Sneden, Roberto Gallino, Sylvie Vauclair, Gregory S. Burley, Stephen A. Shectman, George W. Preston
- arXiv.org - Astrophysics - Volume: 2007, Issue: 20 Dec
- arXiv:0712.3228 [ps, pdf, other]
TY GRUIS: A METAL-POOR CARBON AND NEUTRON-CAPTURE-RICH RR LYRAE STAR
- Volume 1, Issue 35 - article #21
- George W. Preston, Ian B. Thompson, Christopher Sneden, Greg Stachowski, and Stephen A. Shectman
- Astronomical Journal - Volume 132, Issue 4
- Abstract Full Text with Enhancements PDF (420 kB)
ATMOSPHERES, CHEMICAL COMPOSITIONS, AND EVOLUTIONARY HISTORIES OF VERY METAL-POOR RED HORIZONTAL-BRANCH STARS IN THE GALACTIC FIELD AND IN NGC 7078 (M15)
- Volume 1, Issue 22 - article #19
- George W. Preston, Christopher Sneden, Ian B. Thompson, Stephen A. Shectman, and Gregory S. Burley
- Astronomical Journal - Volume 132, Issue 1
- Abstract Full Text with Enhancements PDF (731 kB)

Results 1 - 34 of 34

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