AR-2020-21

119 33 rd ANNUAL REPORT 2020-21 Ajit K. Kembhavi Big Data and Machine Learning + Precision Measurements in Astronomy (3 lectures), Introductory Summer School, and Refresher Course inAstronomy andAstrophysics, IUCAA, June 9, 10, 11, 2020. Ranjeev Misra Observational Evidence for Black Holes (2 lectures), Introductory Summer School, and Refresher Course inAstronomy andAstrophysics, IUCAA, June 1, 2, 2020. SanjitMitra Gravitational Waves and LIGO (3 lectures), Introductory Summer School, and Refresher Course in Astronomy andAstrophysics, IUCAA, May 21, 22, and June 4, 2020. Dipanjan Mukherjee Numerical Modelling of Astrophysical Flows (2 lectures), Introductory Summer School, and Refresher Course inAstronomy andAstrophysics, IUCAA, May 29, 2020. Surhud More Introduction to Gravitational Lensing/Weak Lensing (2 lectures), Introductory Summer School, and Refresher Course inAstronomy andAstrophysics, IUCAA, May 27, 29, 2020. Aseem Paranjape Cosmology (4 lectures), Introductory Summer School, and Refresher Course in Astronomy and Astrophysics, IUCAA, May 20, 21, 22, 2020. th Generating Mock Catalogues (3 lectures and hands-on exercises), 39 Meeting of the ASI, February 19, 2021. A.N. Ramaprakash Astronomical Instrumentation and Thirty Metre Telescope (2 lectures), Introductory Summer School, and Refresher Course inAstronomy andAstrophysics, IUCAA, June 8, 9, 2020. SomakRaychaudhury (i) Introduction to Astronomy and Astrophysics (4 lectures), May 11, 12, 13, 14, 2020; and (ii) Galaxy Clusters (2 lectures), June 2, 4, 2020, Introductory Summer School, and Refresher Course in Astronomy andAstrophysics, IUCAA.