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http://hdl.handle.net/2248/7892
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DC Field | Value | Language |
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dc.contributor.author | Yepez, M. A | - |
dc.contributor.author | Ferro, A. Arellano | - |
dc.contributor.author | Schröder, K. P. | - |
dc.contributor.author | Muneer, S | - |
dc.contributor.author | Giridhar, Sunetra | - |
dc.contributor.author | Allen, Christine | - |
dc.date.accessioned | 2021-12-29T05:29:42Z | - |
dc.date.available | 2021-12-29T05:29:42Z | - |
dc.date.issued | 2021-06 | - |
dc.identifier.citation | ASP Conference Series, Vol. 529, pp. 184-188 | en_US |
dc.identifier.uri | http://hdl.handle.net/2248/7892 | - |
dc.description | Restricted access | en_US |
dc.description.abstract | We present new CCD VI photometry of the globular cluster Pal 13. Fourier decomposition of the light curves of RRab stars lead to estimations of [Fe/H]ZW = -1.65±0.15, and a distance to the cluster of 23.67±0.57 kpc. A colour-magnitude diagram, built exclusively with likely star members, shows consistency with the above parameters and an age of 12 Gyrs. A search of variable stars in the field of view of our images revealed the variability of a red giant cluster member and of three probably non-member stars: two RRab and one BL Her star. The Gaia-DR2 proper motions of member stars in Pal 13 show a significant scatter, consistent with the scenario of the cluster being tidally stripped. | en_US |
dc.language.iso | en | en_US |
dc.publisher | Astronomical Society of the Pacific | en_US |
dc.relation.uri | http://www.aspbooks.org/a/volumes/article_details/?paper_id=39997 | - |
dc.rights | © Astronomical Society of the Pacific | - |
dc.title | Variable Stars in Palomar 13; an Evaporating Globular Cluster | en_US |
dc.type | Article | en_US |
Appears in Collections: | IIAP Publications |
Files in This Item:
File | Description | Size | Format | |
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Variable Stars in Palomar 13 an Evaporating Globular Cluster.pdf Restricted Access | 664.19 kB | Adobe PDF | View/Open Request a copy |
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