3 papers
astro-ph.SR2026
The PLATO Science Calibration and Validation Plan: Targets for the First Long-pointing Field
Konstanze Zwintz, Conny Aerts, Andrew Tkachenko +56
In order to meet the science goals of the PLATO space mission, an extensive science calibration and validation plan has been designed. This paper describes this plan, as well as th…
astro-ph.IM2026
PLATO input catalogs for technical calibration and fine guidance
René Heller, Chen Jiang, Paz Bluhm +18
A few weeks after launch, the PLATO spacecraft is expected to start its payload commissioning, which will be completed within the first three months of the mission. This phase incl…
astro-ph.GA2025
The central engine of low-luminosity radio galaxy 3C 270 (NGC 4261)
Chengzhang Jiang, Robert Antonucci, Jose A. Acosta-Pulido +1
We present the polarization spectra of the nucleus of 3C~270. We confirm that the polarization angle of both the continuum and the emission lines are close to perpendicular to the…