Matches in SemOpenAlex for { <https://semopenalex.org/work/W2897360275> ?p ?o ?g. }
- W2897360275 abstract "In some delta Scuti stars, only one or two radial modes are excited (usually the fundamental mode and/or first overtone mode) and the observed peak-to-peak amplitudes exceed 0.3 mag (V). These stars are known as High Amplitude Delta Scuti (HADS) variables. We here present a detailed photometric and spectroscopic analysis of the HADS star TYC 3637-1152-1. We have derived a metallicity close to solar, a spectral type of F4V and an age of log t = 9.1. Employing archival time series data from different sources, two frequencies f0 =10.034 c/d and f1 =12.681 c/d and their harmonics and linear combinations were identified. The period ratio of f0/f1 = 0.791 puts this star into a peculiar position in the Petersen diagram, from which we conclude that TYC 3637-1152-1 is a unique object with peculiar pulsational properties that indicate a transitional state between HADS stars pulsating in the fundamental and first overtone modes and stars pulsating in higher overtones." @default.
- W2897360275 created "2018-10-26" @default.
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- W2897360275 date "2019-04-01" @default.
- W2897360275 modified "2023-09-26" @default.
- W2897360275 title "TYC 3637-1152-1 – A high amplitude δ Scuti star with peculiar pulsational properties" @default.
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- W2897360275 doi "https://doi.org/10.1016/j.newast.2018.10.001" @default.
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