AKARI observations of SMC Cepheids Virtual Observatory Resource

Authors
  1. Ngeow C.-C.
  2. Citro D.M.
  3. Kanbur S.M.
  4. Published by
    CDS
Abstract

In this work we matched the AKARI archival data to the Optical Gravitational Lensing Experiment III (OGLE-III) catalogue to derive the mid-infrared period-luminosity (PL) relations for Small Magellanic Cloud (SMC) Cepheids. Mismatched AKARI sources were eliminated using random-phase colours obtained from the full I-band light curves from OGLE-III. It was possible to derive PL relations in the N3 and N4 bands only, although the S7-, S11-, L15- and L24-band data were also tested. Random-phase correction was included when deriving the PL relation in the N3 and N4 bands using the available time of observations from AKARI data. The final adopted PL relations were N3=-3.370logP+16.527 and N4=-3.402logP+16.556. However, these PL relations may be biased due to the small number of Cepheids in the sample.

Keywords
  1. magellanic-clouds
  2. variable-stars
  3. photometry
Bibliographic source Bibcode
2012MNRAS.420..585N
See also HTML
https://cdsarc.cds.unistra.fr/viz-bin/cat/J/MNRAS/420/585
IVOA Identifier IVOID
ivo://CDS.VizieR/J/MNRAS/420/585

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http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/MNRAS/420/585
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https://vizier.iucaa.in/viz-bin/conesearch/J/MNRAS/420/585/table1?
http://vizieridia.saao.ac.za/viz-bin/conesearch/J/MNRAS/420/585/table1?

History

2012-10-06T16:57:15Z
Resource record created
2012-10-06T16:57:15Z
Created
2017-12-18T07:57:15Z
Updated

Contact

Name
CDS support team
Postal Address
CDS, Observatoire de Strasbourg, 11 rue de l'Universite, F-67000 Strasbourg, France
E-Mail
cds-question@unistra.fr