Lectures related to Equatorial mount

Explores sky surveys in the radio universe, covering observations, coordinate systems, all-sky surveys, and mapping galaxies.

Delves into solar astronomy, focusing on equinoxes, solstices, Earth-Sun axis, and geocentric coordinates.

Explores the dynamics of stellar orbits in axisymmetric potentials, focusing on nearly circular orbits and different types of motion.

Explores the inequality of seasons by examining the Earth's orbit and the causes of the seasons in architecture and gnomonics.

Covers gnomonics, the measurement of time using shadows and the relationship with latitude and solar time.