How far can we trust published TESS periods?
Abstract
Possible inaccuracies in the determination of periods from short-term time series caused by disregarding light curve instrumental effects are documented. As an example, we present a Lomb-Scargle period analysis of a simulated TESS-like light curve.
- Publication:
-
Contributions of the Astronomical Observatory Skalnate Pleso
- Pub Date:
- March 2020
- DOI:
- 10.31577/caosp.2020.50.2.430
- arXiv:
- arXiv:1912.04602
- Bibcode:
- 2020CoSka..50..430M
- Keywords:
-
- stars: variable;
- period analysis;
- TESS data;
- Astrophysics - Instrumentation and Methods for Astrophysics;
- Astrophysics - Solar and Stellar Astrophysics
- E-Print:
- 6 pages, 4 figures, will be published in Contrib. Astron. Obs. Skalnate Pleso, 2020