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Table · dataset · 2011

The M33 synoptic stellar survey. I.

Listed in IVOA Registry (Virtual Observatory)

We have conducted a ground-based BVI synoptic survey of the Local Group galaxy M33 which covers most of its disk and spans a period of 7 years.

Description

The survey targets luminous, long-period variables such as Cepheids and Miras and combines images from the DIRECT project and follow-up observations at the WIYN 3.5m telescope. This paper, the first in a series, presents the discovery and characterization of 564 Cepheid variables, which represent a factor of two increase over previous samples with calibrated point-spread function (PSF) photometry.

We also describe the details of the observations and analysis of the survey data, including the use of archival Hubble Space Telescope images to characterize biases in our ground-based PSF photometry.

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Where it is published

Documentation and papers

Catalogue records · 2

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Infrared · Optical
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Image 65%
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IVOA Registry (Virtual Observatory)ivo://cds.vizier/j/apjs/193/2615 d agoJSON v1
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concepts[modality].ivoa_waveband:opticalsource · IVOA Registryconnector:ivoa_registry@1.0.0
concepts[modality].local:modality:imageenrichment · IVOA Registrykeyword-concept-rules@1.0.0title+description (65%)
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updated_datesource · IVOA Registryconnector:ivoa_registry@1.0.0