RMxAA

Revista Mexicana de Astronomía y Astrofísica

ISSN: 3061-8649
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Keywords

methods: data analysis
methods: statistical
quasars: individual (3C390.3)

How to Cite

Application of Non-Linear Analysis to Variability of 3C390.3. (2005). Revista Mexicana De Astronomía Y Astrofísica, 41(2), 477-482. https://astronomia.unam.mx/journals/rmxaa/article/view/2005rmxaa..41..477m

Abstract

In this paper, we apply non-linear data analysis methods to the light curve of 3C390.3 in order to investigate its complex time-evolution behavior and distinguish it from simple linear models. We applied advanced statistical tests to the time series and to linear and non-linear mathematical models, in order to have a comparison reference. The different tests applied systematically reject the hypothesis of a linear generating mechanism for any part of the time series, implying that the light curve of 3C390.3 has indeed a non-linear nature.
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