Brightness temperature constraints from interferometric visibilities

2014/12/05 by A. P. Lobanov, Andrei Lobanov · 1 citation
Engineering · Physics and Astronomy · #Astronomical Observations and Instrumentation #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph.CO #astro-ph.IM

paper · pdf · doi:10.1051/0004-6361/201425084

published as A&A 574, A84 (2015) · Accepted for publication in Astronomy and Astrophysics; 10 pages; 9 figures

arxiv created 2014/12/05 · openalex publication_date 2014/12/05 · arxiv updated 2015/02/04 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Context. The brightness temperature is an effective parameter that describes the physical properties of emitting material in astrophysical objects. It is commonly determined by imaging and modeling the structure of the emitting region and estimating its flux density and angular size.

Citations

• Sub‐Milliarcsecond Imaging of Quasars and Active Galactic Nuclei. III. Kinematics of Parsec‐scale Radio Jets
• High spectral resolution imaging of the dynamical atmosphere of the red supergiant Antares in the CO first overtone lines with VLTI/AMBER

Cited by

• Brightness temperature – obtaining the physical properties of a non-equipartition plasma
• RADIOASTRON OBSERVATIONS OF THE QUASAR 3C273: A CHALLENGE TO THE BRIGHTNESS TEMPERATURE LIMIT