Mandal, A. K; Pradhan, Bikram; Surdej, Jean; Stalin, C. S; Sagar, R; Mathew, B
(Indian Academy of Sciences, 2020-12)
Quasars are ideal targets to use for astrometric calibration of large scale astronomical surveys as
they have negligible proper motion and parallax. The forthcoming 4-m International Liquid Mirror Telescope
(ILMT) will ...