2021MNRAS.502.1299T


Query : 2021MNRAS.502.1299T

2021MNRAS.502.1299T - Mon. Not. R. Astron. Soc., 502, 1299-1311 (2021/March-3)

SuperWASP variable stars: classifying light curves using citizen science.

THIEMANN H.B., NORTON A.J., DICKINSON H.J., McMASTER A. and KOLB U.C.

Abstract (from CDS):

We present the first analysis of results from the SuperWASP variable stars Zooniverse project, which is aiming to classify 1.6 million phase-folded light curves of candidate stellar variables observed by the SuperWASP all sky survey with periods detected in the SuperWASP periodicity catalogue. The resultant data set currently contains >1 million classifications corresponding to >500 000 object-period combinations, provided by citizen-scientist volunteers. Volunteer-classified light curves have ∼89 per cent accuracy for detached and semidetached eclipsing binaries, but only ∼9 per cent accuracy for rotationally modulated variables, based on known objects. We demonstrate that this Zooniverse project will be valuable for both population studies of individual variable types and the identification of stellar variables for follow-up. We present preliminary findings on various unique and extreme variables in this analysis, including long-period contact binaries and binaries near the short-period cut-off, and we identify 301 previously unknown binaries and pulsators. We are now in the process of developing a web portal to enable other researchers to access the outputs of the SuperWASP variable stars project.

Abstract Copyright: © 2021 The Author(s) Published by Oxford University Press on behalf of Royal Astronomical Society

Journal keyword(s): catalogues - surveys - binaries: general - stars: variables: general

VizieR on-line data: <Available at CDS (J/MNRAS/502/1299): table3.dat>

Status at CDS : All or part of tables of objects could be ingested in SIMBAD with priority 2.

Simbad objects: 8

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Number of rows : 8
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2024
#notes
1 Cl* Blanco 1 WGL 40 EB* 00 02 20.6768026344 -29 29 33.926331516   12.8 12.28     G6/K0III+K3III 6 0
2 2MASS J00092789+0145417 RG* 00 09 27.8937818568 +01 45 41.866891236           ~ 6 0
3 1SWASP J004003.56+501501.9 EB* 00 40 03.5649695448 +50 15 01.712632896   14.4   13.8   ~ 2 0
4 2MASS J00400853+5014555 EB* 00 40 08.5387288848 +50 14 55.464309096           ~ 4 0
5 ATO J012.0432+47.6298 EB* 00 48 10.3679034672 +47 37 47.509448232           ~ 2 0
6 ATO J012.0463+47.6219 dS* 00 48 11.1438287040 +47 37 19.011449928           ~ 2 0
7 2MASS J00485971+1723284 EB* 00 48 59.7137504208 +17 23 28.143372732           ~ 1 0
8 V* V1309 Sco No* 17 57 32.9368332984 -30 43 09.965039880   16.9   14.8   ~ 261 0

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