Explores the impact of COVID-19 on astronomy and the European Southern Observatory, delves into the Friedmann equations, and discusses the concept of dark energy.
Covers the principle and types of telescopes, historical examples, resolution factors, and interferometers.
Explores calibration and self-calibration techniques in radio astronomy, including the use of calibrators and self-calibration strategies.
Covers the Calorimeter model of the interstellar medium and explores the spectrum of a normal galaxy and Milky Way emission.
Covers the calibration process for radio telescopes, focusing on cross-calibration and bandpass calibration.
Explores self-calibration in radio astronomy, emphasizing iterative gain and model improvement using available information.
