Accès ouvert
2024
article
OpenAlex
K. S. Baliyan, Wenjie Zheng, J. Štrobl, John R. Webb et autres
We analyse the light curve in the R band of the blazar OJ287, gathered during the 2015/2016 observing season. We did a search for quasi-periodic oscillations (QPOs) using several methods over a wide range of timescales. No statistically significant periods were found …
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Accès ouvert
2021
article
OpenAlex
M. Nysewander, A. Baran, S. O apos Toole, E. Zietsman et autres
We present follow-up observations of the pulsating subdwarf B (sdB) star EC 01541–1409 as part of our efforts to resolve pulsation spectra for use in asteroseismological analyses. This paper reports on data obtained from a single-site campaign, during 2008, and a multisite …
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Accès ouvert
2021
article
OpenAlex
A. P. LaCluyze, M. Nysewander, K. M. Ivarsen, B. N. Barlow et autres
Dominated by a single, large-amplitude pulsation mode, the rapidly pulsating hot subdwarf B star CS 1246 is a prime candidate for a long-term O−C diagram study. We collected nearly 400 h of photometry with the 0.41-m Panchromatic Robotic Optical Monitoring and Polarimetry …
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