2 papers
astro-ph.HE2026
The Phenomenological Nature of Quasar-type Blazars (BZQ). I. Revisiting the Flat-Spectrum Paradigm
Jonhatan U. Guerrero-González, Vahram Chavushyan, VÃctor M. Patiño-Ãlvarez
We reevaluate 610 sources classified as Flat-spectrum radio quasars (FSRQs) in the 5th edition of the Roma-BZCAT. Optical spectra from SDSS DR16 confirm broad emission lines within…
astro-ph.HE2026
Relationship between the ray variability and the pc-scale jet in the blazar 3C 454.3
Eva Palafox, VÃctor Manuel Patiño-Ãlvarez, Vahram Chavushyan +3
3C 454.3 is a flat spectrum radio quasar (FSRQ) known for its high variability across the electromagnetic spectrum, showing structural and flux variability in its pc-scale jet, and…