2 papers
astro-ph.GA2026
Time-Delay Recovery in AGN Reverberation Mapping via Mutual Information
R. A. A. Souza, E. Hatziminaoglou, D. O. Fontinele +3
Active galactic nuclei exhibit complex, nonlinear multiwavelength variability that standard cross-correlation techniques, sensitive only to linear covariance, may fail to capture f…
astro-ph.EP2026
Multiband Color Monitoring of 3I/ATLAS through Ground-Based Relay Observations
Ariel Graykowski, Bryce Bolin, Laura-May Abron +140
We present multiband, long-baseline photometric observations of interstellar comet 3I throughout its 2025--2026 apparition using coordinated ground-based global relay observations.…