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ASAS-SN Discovery of 4880 Bright RR Lyrae Variable Stars

Authors :
Subo Dong
Krzysztof Z. Stanek
Christopher S. Kochanek
Thomas W.-S. Holoien
Tharindu Jayasinghe
J. L. Prieto
C. A. Britt
Benjamin J. Shappee
Todd A. Thompson
D. Will
Publication Year :
2018
Publisher :
arXiv, 2018.

Abstract

We present a catalog of 4880 newly identified RR Lyrae variable stars (4433 RRab, 446 RRc and 1 RRd) found during the search for supernovae by the All-Sky Automated Survey for Supernovae (ASAS-SN). The light curves, classified using the "Upsilon" random forest classifier and visually verified, are available through the ASAS-SN variable star database (https://asas-sn.osu.edu/variables). The database also contains light curves for an expanding number of additional new variables (~50,000 at present) and will begin to include the light curves of known variable stars in the near future.<br />Comment: 3 pages, 1 figure. The ASAS-SN Variable Star Database is available online at https://asas-sn.osu.edu/variables

Details

Database :
OpenAIRE
Accession number :
edsair.doi.dedup.....9e55b7fff2cf6bfc0d7fbb534f39faf8
Full Text :
https://doi.org/10.48550/arxiv.1801.07716