Intro ────────────────────────────────────────────────────────────────────────── AGN - What they are AGN - NGC 5548 AGN - Simple Model Previous work ────────────────────────────────────────────────────────────────────────── Fausnaugh et al. - Data Optical RM - current status and issues Fausnaugh et al. - analysis and results Technique ────────────────────────────────────────────────────────────────────────── Reverberation Mapping - Basic Concept/picture Reverberation Mapping - Transfer Function Reverberation Mapping - tophat with FFT Results ────────────────────────────────────────────────────────────────────────── PSD Atlas Time delay Atlas Constructing the transfer function Show transfer function compared with tophat FFT