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Related papers: The VMC Survey. V. First results for Classical Cep…

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The OGLE data base is used in conjunction with Kurucz atmosphere models to generate sets of period, effective temperature and luminosity for fundamental and overtone Magellanic Cloud Cepheids. The Florida pulsation code (with linear…

Astrophysics · Physics 2014-10-13 J. P. Beaulieu , J. R. Buchler , Z. Kollath

We examine the multi-wavelength period-luminosity-color relations for Cepheid variables in the Large and Small magellanic Clouds and the Milky Way. From first-principles stellar physics, the luminosity of a Cepheid is determined by its…

Astrophysics of Galaxies · Physics 2026-02-17 Barry F. Madore , Wendy L. Freedman

Distance to the Large Magellanic Cloud (LMC) is determined using the Cepheid variables in the LMC. We combine the individual LMC Cepheid distances obtained from the infrared surface brightness method and a dataset with a large number of LMC…

Astrophysics · Physics 2015-05-13 C. Ngeow , S. Kanbur

We present the first part of a new catalog of variable stars (OIII-CVS) compiled from the data collected in the course of the third phase of the Optical Gravitational Lensing Experiment (OGLE-III). In this paper we describe the catalog of…

We present and discuss theoretical pulsational predictions concerning the properties of Classical Cepheids. The computations have been performed for three different chemical compositions taken as representative of Cepheids in the Magellanic…

Astrophysics · Physics 2014-10-13 G. Bono , F. Caputo , V. Castellani , M. Marconi

321 Galactic fundamental-mode Cepheids with good B,V,I photometry by Berdnikov et al. 2000 and with homogenized color excesses E(B-V) based on Fernie et al. 1995 are used to determine their P-C relation in the range 0.4<log P<1.6. Distances…

Astrophysics · Physics 2009-11-07 G. A. Tammann , A. Sandage , B. Reindl

We present high precision and well sampled BVRIJK light curves and radial velocity curves for a sample of five Cepheids in the SMC. In addition we present radial velocity curves for three Cepheids in the LMC. The low metallicity (Fe/H ~…

We present the Catalog of Cepheids from the LMC. The Catalog contains 1333 objects detected in the 4.5 square degree area of central parts of the LMC. About 3.4*10^5 BVI measurements of these stars were collected during the OGLE-II…

Astrophysics · Physics 2008-11-26 A. Udalski , I. Soszynski , M. Szymanski , M. Kubiak , G. Pietrzynski , P. Wozniak , K. Zebrun

In this paper we derive the Spitzer IRAC band period-luminosity (P-L) relations for the Small Magellanic Cloud (SMC) Cepheids, by matching the Spitzer archival SAGE-SMC data with the OGLE-III SMC Cepheids. We find that the 3.6micron and…

Solar and Stellar Astrophysics · Physics 2015-05-19 Chow-Choong Ngeow , Shashi M. Kanbur

In this paper we analyze the behavior of Galactic, LMC and SMC Cepheids in terms of period-color (PC) and amplitude-color (AC) diagrams at the phases of maximum, mean and minimum light. We find very different behavior between Galactic and…

Astrophysics · Physics 2016-08-30 S. Kanbur , C. Ngeow

The Cepheid Leavitt Law (LL), also known as the Period-Luminosity relation, is a crucial tool for assembling the cosmic distance ladder. By combining data from the OGLE-IV catalogue with mid-infrared photometry from the Spitzer Space…

Astrophysics of Galaxies · Physics 2020-10-21 Abigail H. Chown , Victoria Scowcroft , Stijn Wuyts

This work presents the study of multiphase relations of classical Cepheids in the Magellanic Clouds for short periods (log P < 1) and long periods (log P > 1). From the analysis, it has been found that the multiphase relations obtained…

We present theoretical period - magnitude relationships for Cepheids in different filters for fundamental and first overtone pulsators, completing the work by Alibert et al. (1999). The results are provided for different metallicities…

Astrophysics · Physics 2009-11-06 I. Baraffe , Y. Alibert

We present the analysis of multiband time-series data for a sample of 24 Cepheids in the field of the Large Magellanic Cloud cluster NGC1866. Very accurate BVI VLT photometry is combined with archival UBVI data, covering a large temporal…

Solar and Stellar Astrophysics · Physics 2016-03-09 I. Musella , M. Marconi , P. B. Stetson , G. Raimondo , E. Brocato , R. Molinaro , V. Ripepi , R. Carini , G. Coppola , A. R. Walker , D. L. Welch

We present here a nearly complete census of classical Cepheids in the Magellanic System. The sample extends the set of Cepheids published in the past by the Optical Gravitational Lensing Experiment (OGLE) to the outer regions of the Large…

We present the three-dimensional kinematics of classical Cepheids (CCs) in the Small Magellanic Cloud (SMC) using Gaia DR3 data. By cross-matching the CCs obtained from the fourth phase of the Optical Gravitational Lensing Experiment with…

Astrophysics of Galaxies · Physics 2025-04-01 Satoya Nakano , Kengo Tachihara

Variable stars with well-calibrated period-luminosity relationships provide accurate distance measurements to nearby galaxies and are therefore a vital tool for cosmology and astrophysics. While these measurements typically rely on samples…

Instrumentation and Methods for Astrophysics · Physics 2019-04-09 Markus Michael Rau , Sergey E. Koposov , Hy Trac , Rachel Mandelbaum

We discuss the metallicity effect on the theoretical visual and near-infrared PL and PLC relations of classical Cepheids, as based on nonlinear, nonlocal and time--dependent convective pulsating models at varying chemical composition. In…

Astrophysics · Physics 2009-04-13 F. Caputo , M. Marconi , V. Ripepi

We present results from an analysis of $\sim$ 29,000 RR Lyrae stars located in the Large Magellanic Cloud (LMC). For these objects, near-infrared time-series photometry from the VISTA survey of the Magellanic Clouds system (VMC) and optical…