Detection of a persistent ~433-day optical QPO in blazar 3C 454.3 at 2.53σ significance using Lomb-Scargle, WWZ, and PDM methods, with a new test for seasonal gaps.
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A decade of optical monitoring of blazar OJ 287 reveals persistent bluer-when-brighter behavior, co-spatial BVRI emission, and a central black hole mass of at least 3.89 billion suns.
A transient ~11.2-hour optical QPO is detected in blazar PKS 0735+178 at 3-4 sigma significance using TESS sectors 71-72.
citing papers explorer
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Detection of optical quasi-periodic oscillation in the blazar 3C 454.3
Detection of a persistent ~433-day optical QPO in blazar 3C 454.3 at 2.53σ significance using Lomb-Scargle, WWZ, and PDM methods, with a new test for seasonal gaps.
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Multi-band optical photometric variability of the blazar OJ 287 from 2015 to 2025
A decade of optical monitoring of blazar OJ 287 reveals persistent bluer-when-brighter behavior, co-spatial BVRI emission, and a central black hole mass of at least 3.89 billion suns.
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Detection of Quasiperiodic Oscillations in the Blazar PKS 0735+178 with TESS
A transient ~11.2-hour optical QPO is detected in blazar PKS 0735+178 at 3-4 sigma significance using TESS sectors 71-72.