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6.4.2 The Template
6.5 Calculation of the Doppler Shift
6.6 Construction of an Iodine Cell
7 Frequency Analysis of Time Series Data
7.1 Introduction
7.2 The Discrete Fourier Transform
7.2.2 Visualizing Fourier Transforms
7.3 The Lomb–Scargle Periodogram
7.4 The Generalized Lomb–Scargle Periodogram
7.5 The Bayesian Generalized Lomb–Scargle Periodogram
7.6 Comparison of the Types of Periodograms
7.8 The Nyquist Frequency and Aliasing
7.10 Assessing the Statistical Significance
7.10.1 Using the Lomb–Scargle Periodogram
7.10.2 Using the Fourier Amplitude Spectrum
7.10.3 Bootstrap Randomization
7.11 Finding Multiperiodic Signals in Your Data
7.12 Required Number of Observations
8 Keplerian Orbits
8.2 Describing the Orbital Motion
8.6.1 Observing Biases Caused by Eccentric Orbits
8.6.2 Eccentric Orbits in the Fourier Domain
8.7 Calculating Keplerian Orbits
9 Avoiding False Planets: Rotational Modulation
9.1 Introduction
9.4 Granulation and Convective Blueshift
9.4.1 The Sun Viewed as a Star
9.5 Testing for Rotational Modulation
9.5.1 Determining the Rotation Period of the Star
9.5.2 Evolution of Statistical Significance
10 Avoiding False Planets: Indicators of Stellar Activity
