Publications (128)
Probing the early chemical evolution of the Sculptor dSph with purely old stellar tracers
C. E. MartÃnez-Vázquez, M. Monelli, C. Gallart +8
The double sub-giant branch of NGC 6656 (M22): a chemical characterization
A. F. Marino, A. P. Milone, C. Sneden +14
On the Delta V_HB_bump parameter in Globular Clusters
A. Di Cecco, G. Bono, P. B. Stetson +21
The anomalous Galactic globular cluster NGC 2808
L. R. Bedin, G. Piotto, M. Zoccali +4
Metallicity distribution of Omega Cen Red Giants based on the Stroemgren m1 metallicity index
A. Calamida, G. Bono, L. M. Freyhammer +6
The Carina dSph galaxy: where is the edge?
G. Bono, M. Monelli, A. R. Walker +13
The distance to the LMC cluster Reticulum from the K-band Period-Luminosity-Metallicity relation of RR Lyrae stars
M. Dall'ora, J. Storm, G. Bono +12
GeMS MCAO observations of the Galactic globular cluster NGC 2808: the absolute age
Davide Massari, G. Fiorentino, A. McConnachie +7
The variable star population in Phoenix: coexistence of Anomalous and short-period Classical Cepheids, and detection of RR Lyrae variables
C. Gallart, A. Aparicio, W. L. Freedman +3
On a new Near-Infrared method to estimate the absolute ages of star clusters: NGC3201 as a first test case
G. Bono, P. B. Stetson, D. A. VandenBerg +24
Variable stars in the globular cluster NGC 2419
C. Greco, V. Ripepi, L. Federici +7
Relative distances of Omega Centauri and 47 Tucanae
G. Bono, P. B. Stetson, N. Sanna +18
On the white dwarf cooling sequence of the globular cluster Omega Centauri
A. Calamida, C. E. Corsi, G. Bono +16
Episodic Star Formation in the Carina dSph Galaxy
T. A. Smecker-Hane, P. B. Stetson, J. E. Hesser +1
The Cepheids of NGC1866: A Precise Benchmark for the Extragalactic Distance Scale and Stellar Evolution from Modern UBVI Photometry
I. Musella, M. Marconi, P. B. Stetson +8
Hubble Space Telescope Observations of the Oldest Star Clusters in the LMC
J. A. Johnson, M. Bolte, P. B. Stetson +2
Exploring Star Clusters Using Stromgren uvby Photometry
F. Grundahl, D. A. VandenBerg, P. B. Stetson +3
Multiple stellar populations in 47 Tucanae
A. P. Milone, G. Piotto, L. R. Bedin +16
Variable Stars in Local Group Galaxies. I: Tracing the Early Chemical Enrichment and Radial Gradients in the Sculptor dSph with RR Lyrae Stars
C. E. MartÃnez-Vázquez, M. Monelli, G. Bono +7
The Spectral Energy Distributions of White Dwarfs in 47 Tucanae: The Distance to the Cluster
K. A. Woodley, R. Goldsbury, J. S. Kalirai +13
Short-Period Variables in the Local Group Dwarf Galaxies Tucana and LGS3
E. J. Bernard, M. Monelli, C. Gallart +16
CORS Baade-Wesselink distance to the LMC NGC 1866 blue populous cluster
R. Molinaro, V. Ripepi, M. Marconi +6
The ACS LCID Project: On the origin of dwarf galaxy types: a manifestation of the halo assembly bias?
C. Gallart, M. Monelli, L. Mayer +13
Homogeneous Photometry V: The Globular Cluster NGC 4147
P. B. Stetson, M. Catelan, H. A. Smith
Outside-in disk evolution in the LMC
C. Gallart, P. B. Stetson, I. Meschin +2
The Discovery of Cepheids and a New Distance to NGC 2841 Using the Hubble Space Telescope
L. M. Macri, P. B. Stetson, G. D. Bothun +5
The globular cluster NGC 6528 the ferrous side of the Galactic Bulge
E. P. Lagioia, A. P. Milone, G. Bono +12
The ACS LCID project. III. The star formation history of the Cetus dSph galaxy: a post-reionization fossil
M. Monelli, S. L Hidalgo, P. B. Stetson +12
The halo+cluster system of the Galactic globular cluster NGC1851
A. F. Marino, A. P. Milone, D. Yong +17
On the density profile of the globular cluster M92
A. Di Cecco, A. Zocchi, A. L. Varri +10
A chemical trompe-l'Åil: no iron spread in the globular cluster M22
A. Mucciarelli, E. Lapenna, D. Massari +5
The Carina Project. V. The impact of NLTE effects on the iron content
M. Fabrizio, T. Merle, F. Thévenin +21
Variable Stars in the Cetus dSph Galaxy: Population Gradients and Connections with the Star Formation History
M. Monelli, E. J. Bernard, C. Gallart +7
An Age Difference of 2 Gyr between a Metal-Rich and a Metal-Poor Globular Cluster
B. M. S. Hansen, J. S. Kalirai, J. Anderson +9
Reddening distribution across the center of the globular cluster Omega Centauri
A. Calamida, P. B. Stetson, G. Bono +17
Luminosity and mass function of galactic open clusters: I. NGC 4815
L. Prisinzano, G. Carraro, G. Piotto +3
On a new parameter to estimate the helium content in old stellar systems
F. Troisi, G. Bono, P. B. Stetson +19
HST observations of the Local Group dwarf galaxy Leo I
C. Gallart, W. L. Freedman, M. Mateo +10
On the stellar content of the starburst galaxy IC10
N. Sanna, G. Bono, P. B. Stetson +17
On the distance of the globular cluster M4 (NGC 6121) using RR Lyrae stars: I. optical and near-infrared Period-Luminosity and Period-Wesenheit relations
V. F. Braga, M. Dall'Ora, G. Bono +16
The binary fraction in the globular cluster NGC 6397
D. S. Davis, H. B. Richer, J. Anderson +5
Star Counts in the Globular Cluster Omega Centauri. I. Bright Stellar Components
V. Castellani, A. Calamida, G. Bono +8
Image-Subtraction Photometry of Variable Stars in the Globular Clusters NGC 6388 and NGC 6441
T. M. Corwin, A. N. Sumerel, B. J. Pritzl +4
Variable stars in Local Group Galaxies - II. Sculptor dSph
C. E. MartÃnez-Vázquez, P. B. Stetson, M. Monelli +9
Sodium-Oxygen anticorrelation among Horizontal Branch Stars in the Globular Cluster M4
A. F Marino, S. Villanova, A. P. Milone +4
The First DIRECT Distance Determination to a Detached Eclipsing Binary in M33
A. Z. Bonanos, K. Z. Stanek, R. P. Kudritzki +12
DAOSPEC: an automatic code for measuring equivalent widths in high-resolution stellar spectra
P. B. Stetson, E. Pancino
Variable stars in the open cluster NGC 6791 and its surrounding field
F. De Marchi, E. Poretti, M. Montalto +7
The Stellar Populations of the Carina Dwarf Spheroidal Galaxy: I. a New Color-Magnitude Diagram for the Giant and Horizontal Branches
T. A. Smecker-Hane, P. B. Stetson, J. E. Hesser +1
An Empirical Measure of the Rate of White Dwarf Cooling in 47 Tucanae
R. Goldsbury, J. Heyl, H. B. Richer +8
On the radial extent of the dwarf irregular galaxy IC10
N. Sanna, G. Bono, P. B. Stetson +16
Spatially resolved LMC star formation history: I. Outside in evolution of the outer LMC disk
I. Meschin, C. Gallart, A. Aparicio +4
Final Results from the Hubble Space Telescope Key Project to Measure the Hubble Constant
W. L. Freedman, B. F. Madore, B. K. Gibson +12
The Carina Project VII: Towards the breaking of the age-metallicity degeneracy of red giant branch stars using the c_UBI index
M. Monelli, A. P. Milone, M. Fabrizio +13
Stroemgren photometry of Galactic Globular Clusters. I. New Calibrations of the metallicity index
A. Calamida, G. Bono, P. B. Stetson +15
Near-Infrared Observations of RR Lyrae Variables in $Ï$ Centauri
M. Del Principe, A. M. Piersimoni, J. Storm +6
Clear evidence for the presence of second-generation asymptotic giant branch stars in metal-poor Galactic globular clusters
D. A. Garcia-Hernandez, Sz. Meszaros, M. Monelli +5
Multiple populations in Galactic globular clusters: a survey in the Strömgren system
J. Alonso-GarcÃa, M. Catelan, P. Amigo +10
Discovery and Characterization of a Caustic Crossing Microlensing Event in the SMC
C. Alcock, R. A. Allsman, D. Alves +21
Completing the Census of (Bright) Variable Stars in Galactic Globular Clusters
M. Catelan, H. A. Smith, B. J. Pritzl +15
The Carina Project. VIII. The α-element abundances
M. Fabrizio, M. Nonino, G. Bono +16
Discovery of more than two thousand white dwarfs in the globular cluster Omega Centauri
M. Monelli, C. E. Corsi, V. Castellani +9
Optical and Near-Infrared UBVRIJHK Photometry for the RR Lyrae stars in the Nearby Globular Cluster M4 (NGC 6121)
P. B. Stetson, V. F. Braga, M. Dall'Ora +6
A pulsational distance to Omega Centauri based on Near-Infrared Period-Luminosity relations of RR Lyrae stars
M. Del Principe, A. M. Piersimoni, J. Storm +15
On the stellar content of the Carina dwarf spheroidal galaxy
G. Bono, P. B. Stetson, A. R. Walker +20
The SUMO project I. A survey of multiple populations in globular clusters
M. Monelli, A. P. Milone, P. B. Stetson +14
New Variable Stars in CMa Globular Cluster Candidates
P. Amigo, M. Catelan, P. B. Stetson +3
HST Photometry for the Halo Stars in the Leo Elliptical NGC 3377
W. E. Harris, G. L. H. Harris, A. C. Layden +1
A Search for EHB Pulsators in the Globular Cluster NGC 6752
M. Catelan, G. E. Prieto, M. Zoccali +8
The Globular Cluster M15. I. Identification, Discovery, and Period Determination of Variable Stars
T. M. Corwin, J. Borissova, P. B. Stetson +4
The ACS LCID project VII: the blue stragglers population in the isolated dSph galaxies Cetus and Tucana
M. Monelli, S. Cassisi, M. Mapelli +8
Iron and s-elements abundance variations in NGC5286: comparison with anomalous globular clusters and Milky Way satellites
A. F. Marino, A. P. Milone, A. I. Karakas +13
The Extragalactic Distance Scale Key Project XVIII. The Discovery of Cepheids and a New Distance to NGC 4535 Using the Hubble Space Telescope
L. M. Macri, J. P. Huchra, P. B. Stetson +23
On the distance and reddening of the starburst galaxy IC10
N. Sanna, G. Bono, P. B. Stetson +16
Concerning the White Dwarf Cooling Age of M4: A Response to the Paper by De Marchi et al. on "A Different Interpretation of Recent HST Observations"
H. B. Richer, J. Brewer, G. G. Fahlman +7
Structure and Dynamics of the Globular Cluster Palomar 13
J. D. Bradford, M. Geha, R. Munoz +6
HST Observations of the Main Sequence of M4
H. B. Richer, G. G. Fahlman, J. Brewer +8
Distance to Galactic globulars using the near-infrared magnitudes of RR Lyrae stars: IV. The case of M5 (NGC5904)
G. Coppola, M. Dall'Ora, V. Ripepi +6
Stromgren photometry of Galactic Globular Clusters. II Metallicity distribution of red giants in Omega Centauri
A. Calamida, G. Bono, P. B. Stetson +23
Blue Horizontal--Branch Stars: The "Jump" in Stromgren u, Low Gravities, and Radiative Levitation of Metals
F. Grundahl, M. Catelan, W. B. Landsman +3
On the kinematic separation of field and cluster stars across the Bulge globular NGC 6528
E. P. Lagioia, A. P. Milone, P. B. Stetson +12
Galactic Globular Cluster Metallicity Scale from the Calcium Triplet. II. Rankings, Comparisons and Puzzles
G. A. Rutledge, J. E. Hesser, P. B. Stetson
A Search for Planets in the Old Open Cluster NGC 6791
H. Bruntt, F. Grundahl, B. Tingley +3
Time-Series BVI Photometry for the Globular Cluster NGC 6981 (M72)
P. Amigo, P. B. Stetson, M. Catelan +2
On the anomalous red giant branch of the globular cluster Omega Cen
L. M. Freyhammer, M. Monelli, G. Bono +17
NGC 2419, M92, and the Age Gradient in the Galactic Halo
W. E. Harris, R. A. Bell, D. A. VandenBerg +7
The Gradients in the 47 Tuc Red Giant Branch Bump and Horizontal Branch are Consistent With a Centrally-Concentrated, Helium-Enriched Second Stellar Generation
D. M. Nataf, A. Gould, M. H. Pinsonneault +1
Deep CFHT Photometric Survey of the Entire M33 Galaxy I: Catalogue of 36000 Variable Point Sources
J. D. Hartman, D. Bersier, K. Z. Stanek +4
Formation of the Milky Way
J. E. Hesser, P. B. Stetson, W. E. Harris +9
Towards Precision Photometry with Extremely Large Telescopes: the Double Subgiant Branch of NGC 1851
P. Turri, A. W. McConnachie, P. B. Stetson +4
The Radial Distribution of the Two Stellar Populations in NGC 1851
A. P. Milone, P. B. Stetson, G. Piotto +4
On the central helium-burning variable stars of the LeoI dwarf spheroidal galaxy
G. Fiorentino, P. B. Stetson, M. Monelli +3
The influence of the C+N+O abundances on the determination of the relative ages of Globular Clusters: the case of NGC 1851 and NGC 6121 (M4)
F. D'Antona, P. B. Stetson, P. Ventura +3
Relative and absolute calibration for multi-band data collected with the 2.2m ESO/MPI and 1.54m Danish Telescopes
A. Calamida, C. E. Corsi, G. Bono +3
A large-scale survey for variable stars in M33
D. Bersier, J. D. Hartman, K. Z. Stanek +6
NICMOS Observations of Extragalactic Cepheids. I. Photometry Database and a Test of the Standard Extinction Law
L. M. Macri, D. Calzetti, W. L. Freedman +8
Age and helium content of the open cluster NGC 6791 from multiple eclipsing binary members. II. age dependencies and new insights
K. Brogaard, D. A. VandenBerg, H. Bruntt +11
The Carina Project. VI. The helium burning variable stars
G. Coppola, P. B. Stetson, M. Marconi +14
Deep HST Photometry of NGC 6388: Age and Horizontal Branch Luminosity
M. Catelan, P. B. Stetson, B. J. Pritzl +5
MACHO Alert 95-30 : First Real-Time Observation of Extended Source Effects in Gravitational Microlensing
C. Alcock, W. H. Allen, R. A. Allsman +54