Segue Virtual Journal

JINA - Segue Virtual Journal, 12 January 2007

Volume 2, Issue 2 (25 Articles)

# 1 - Broadband UBVR_CI_C Photometry of Horizontal-Branch and Metal-poor Candidates from the HK and Hamburg/ESO Surveys. I.
- Timothy C. Beers, Chris Flynn, Silvia Rossi, Jesper Sommer-Larsen, Ronald Wilhelm, Brian Marsteller, Young Sun Lee, Nathan De Lee, Julie Krugler, Constantine P. Deliyannis, Andrew T. Simmons, Elisabeth Mills, Franz-Josef Zickgraf, Johan Holmberg, Anna Önehag, Anders Eriksson, Donald M. Terndrup, Samir Salim, Johannes Andersen, Birgitta Nordström, Norbert Christlieb, Anna Frebel, and Jaehyon Rhee
- The Astrophysical Journal Supplement - Volume168, Issue 1
- ABSTRACT, FULL TEXT WITH ENHANCEMENTS, PDF (340 kB), PS
# 2 - Exploring the Galaxy using space probes
- Rasmus Bjoerk
- ArXiv - Astrophysics
- astro-ph/0701238 [abs, ps, pdf, other]
# 3 - ConvPhot: A Profile-Matching Algorithm for Precision Photometry
- C. De Santis, A. Grazian, A. Fontana, P. Santini (INAF - Osservatorio Astronomico di Roma)
- ArXiv - Astrophysics
- astro-ph/0701232 [abs, ps, pdf, other]
# 4 - Time variation of radial gradients in the galactic disk: electron temperatures and abundances
- W. J. Maciel, C. Quireza, R. D. D. Costa
- ArXiv - Astrophysics
- astro-ph/0701337 [abs, ps, pdf, other]
# 5 - The evolution of very massive stars
- H. Belkus, J. Van Bever, D. Vanbeveren
- ArXiv - Astrophysics
- astro-ph/0701334 [abs, ps, pdf, other]
# 6 - On the maximum value of the cosmic abundance of oxygen and the oxygen yield
- L.S.Pilyugin, T.X.Thuan, J.M.Vilchez
- ArXiv - Astrophysics
- astro-ph/0701332 [abs, ps, pdf, other]
# 7 - Element abundances in the metal rich open cluster NGC6253
- P. Sestito (INAF/Osservatorio Astrofisico di Arcetri; INAF/Osservatorio Astronomico di Palermo), S. Randich (INAF/Osservatorio Astrofisico di Arcetri), A. Bragaglia (INAF/Osservatiorio Astronomico di Bologna)
- ArXiv - Astrophysics
- astro-ph/0701182 [abs, ps, pdf, other]
# 8 - Na-O Anticorrelation and Horizontal Branches. V. The Na-O anticorrelation in NGC 6441 from Giraffe spectra
- R.G. Gratton (OAPD), S. Lucatello (OAPD), A. Bragaglia (OABO), E. Carretta (OABO), S. Cassisi (OATE), Y. Momany (OAPD), E. Pancino (OABO), E. Valenti (ESO Chile), V. Caloi (IASF), R. Claudi (OABO), F. D'Antona (OARoma), S. Desidera (OAPD), P. Fran{ç}ois (Paris Meudon), G. James (ESO Chile), S. Moehler (ESO Garching), S. Ortolani (University of Padua), L. Pasquini (ESO Garching), G. Piotto (University of Padua), A. Recio-Blanco (Observatoire de la Cote d'Azur)
- ArXiv - Astrophysics
- astro-ph/0701179 [abs, ps, pdf, other]
# 9 - Na-O Anticorrelation and HB. VI. The chemical composition of the peculiar bulge globular cluster NGC 6388
- E. Carretta, A. Bragaglia, R.G. Gratton, Y. Momany, A. Recio-Blanco, S. Cassisi, P. Francois, G. James, S. Lucatello, S. Moehler
- ArXiv - Astrophysics
- astro-ph/0701176 [abs, ps, pdf, other]
# 10 - Na-O Anticorrelation and HB. IV. Detection of He-rich and He-poor stellar populations in the globular cluster NGC 6218
- E. Carretta, A. Bragaglia, R.G. Gratton, G. Catanzaro, F. Leone, E. Sabbi, S. Cassisi, R. Claudi, F. D'Antona, P. Francois, G. James, G. Piotto
- ArXiv - Astrophysics
- astro-ph/0701175 [abs, ps, pdf, other]
# 11 - Na-O Anticorrelation and HB. II. The Na-O anticorrelation in the globular cluster NGC 6752
- Eugenio Carretta (1), Angela Bragaglia (1), Raffaele Gratton (2), Sara Lucatello (2), Yazan Momany (2) ((1) INAF-Osservatorio Astronomico di Bologna, (2) INAF-Osservatorio Astronomico di Padova)
- ArXiv - Astrophysics
- astro-ph/0701174 [abs, ps, pdf, other]
# 12 - Photodissociation feedback of Population III stars on their neighbor prestellar cores
- Hajime Susa
- ArXiv - Astrophysics
- astro-ph/0701172 [abs, ps, pdf, other]
# 13 - The stellar population of bulges
- P. Jablonka
- ArXiv - Astrophysics
- astro-ph/0701169 [abs, ps, pdf, other]
# 14 - The chemical evolution of Omega Centauri's progenitor system
- D. Romano (1), F. Matteucci (2), M. Tosi (1), E. Pancino (1), M. Bellazzini (1), F. R. Ferraro (3), M. Limongi (4), A. Sollima (3) ((1) INAF, Osservatorio Astronomico di Bologna; (2) Dipartimento di Astronomia, Univ. di Trieste; (3) Dipartimento di Astronomia, Univ. di Bologna; (4) INAF, Osservatorio Astronomico di Roma)
- ArXiv - Astrophysics
- astro-ph/0701162 [abs, ps, pdf, other]
# 15 - Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. IV. The alpha-Element-Enhanced Metal-Poor Star BS16934-002
- Wako Aoki, Satoshi Honda, Timothy C. Beers, Masahide Takada-Hidai, Nobuyuki Iwamoto, Nozomu Tominaga, Hideyuki Umeda, Ken'ichi Nomoto, John E. Norris, Sean G. Ryan
- ArXiv - Astrophysics
- astro-ph/0701159 [abs, ps, pdf, other]
# 16 - Discovery of an Unusual Dwarf Galaxy in the Outskirts of the Milky Way
- M.J. Irwin (1), V. Belokurov (1), N.W. Evans (1), E.V. Ryan-Weber (1), J.T.A. de Jong (2), S. Koposov (2), D.B. Zucker (1), S.T. Hodgkin (1), G. Gilmore (1), P. Prema (1), L. Hebb (3), A. Begum (1), M. Fellhauer (1), P.C. Hewett (1), R.C. Kennicutt, Jr. (1), M.I. Wilkinson (1), D.M. Bramich (1), S. Vidrih (1), H.-W. Rix (2), T.C. Beers (4), J.C. Barentine (5), H. Brewington (5), M. Harvanek (5), J. Krzesinski (5,6), D. Long (5), A. Nitta (7), S.A. Snedden (5) ((1) Cambridge, (2) MPIA, (3) St Andrews, (4) MSU, (5) APO, (6) Cracow, (7) Gemini)
- ArXiv - Astrophysics
- astro-ph/0701154 [abs, ps, pdf, other]
# 17 - The Late-T Dwarf Companion to the Exoplanet Host Star HD 3651: A New Benchmark for Gravity and Metallicity Effects in Ultracool Spectra
- Michael C. Liu (IfA/Hawaii), S. K. Leggett (Gemini), Kuenley Chiu (Exeter)
- ArXiv - Astrophysics
- astro-ph/0701111 [abs, ps, pdf, other]
# 18 - Risks due to X-ray Flares during Astronaut Extravehicular Activity
- David S. Smith (UT-Austin, LPL), John M. Scalo (UT-Austin)
- ArXiv - Astrophysics
- astro-ph/0701314 [abs, ps, pdf, other]
# 19 - On the Primordial Helium Abundance and the DeltaY/DeltaO Ratio
- M. Peimbert (IA-Unam), V. Luridiana (IAA, Csic), A. Peimbert (IA-Unam), L. Carigi (IA-Unam)
- ArXiv - Astrophysics
- astro-ph/0701313 [abs, ps, pdf, other]
# 20 - A black hole in a globular cluster
- Thomas J. Maccarone (University of Southampton) Arunav Kundu, Stephen E. Zepf (Michigan State University) Katherine L. Rhode (Wesleyan University and Yale University)
- ArXiv - Astrophysics
- astro-ph/0701310 [abs, pdf]
# 21 - Dwarf-spheroidal satellites: are they of tidal origin?
- M. Metz, P. Kroupa
- ArXiv - Astrophysics
- astro-ph/0701289 [abs, ps, pdf, other]
# 22 - NGC 5011C: an overlooked dwarf galaxy in the Centaurus A group
- Ivo Saviane (1), Helmut Jerjen (2) ((1) ESO, (2) Research School of Astronomy and Astrophysics, The Australian National University, Mt Stromlo Observatory)
- ArXiv - Astrophysics
- astro-ph/0701280 [abs, ps, pdf, other]
# 23 - On-line database of photometric observations of magnetic chemically peculiar stars (p 10-15)
- Z. Mikuláek, J. Janík, J. Zverko, J. iovský, M. Zejda, M. Netolický, M. Vako
- Astronomische Nachrichten Volume 328, Issue 1
- Abstract , References , Full Text: PDF size(108 K)
# 24 - ASTRONOMY: A Supernova Riddle
- Douglas C. Leonard
- Science - Volume 315, Issue 5809 - 12 January 2007: 193-194.
- Summary, Full Text, PDF,
# 25 - Spectropolarimetric Diagnostics of Thermonuclear Supernova Explosions
- Lifan Wang, Dietrich Baade, and Ferdinando Patat
- Science - Volume 315, Issue 5809 - 12 January 2007: 212-214.
- Published online 30 November 2006 [DOI: 10.1126/science.1121656] (in Science Express Reports) Abstract, Full Text, PDF, Supporting Online Material,