The field high-amplitude SX Phoenicis variable BL Camelopardalis: results from a multisite photometric campaign

200718 citationsJournal Articlebronze Open Access

Authors

E. Rodrı́guez · Consejo Superior de Investigaciones Científicas

S. Fauvaud · Netherlands Institute for Radio Astronomy

Jeremiah Farrell · Perth Observatory

Ai-Ying Zhou · National Astronomical Observatories

J.-P. Sareyan · Observatoire de la Côte d’Azur

M. J. López‐González · Consejo Superior de Investigaciones Científicas

M.‐A. Dupret

Abstract

Context.BL Cam is an extreme metal-deficient field high-amplitude SX Phe-type variable where a very complex frequency spectrum is detected, with a number of independent nonradial modes excited, unusual among the high-amplitude pulsators in the Lower Classical Instability Strip.

Topics & Keywords

Stellar, planetary, and galactic studies Astrophysics and Star Formation Studies Astrophysical Phenomena and Observations

UN Sustainable Development Goals

Peace, Justice and strong institutions

Publication Details

Published in: Astronomy and Astrophysics

Volume 471, Issue 1, pp. 255-264

DOI: 10.1051/0004-6361:20077514

Field-Weighted Citation Impact: 0.45