Scientist N Valarmati, who presided over the countdown for numerous ISRO rocket launches, has died. At 64 years old, he was. In 1984, Valarmati, an Ariyalur, Tamil Nadu, native, joined ISRO. The first radar imaging satellite, RISAT-1, which was successfully launched in April 2012, has Valarmati as its project director. Former Indian President and missile expert Dr. Valarmati was given the Abdul Kalam Award in 2015 by the Tamil Nadu government, which was created in honor of APJ Abdul Kalam. Dr. PV Venkatakrishnan, the previous director of ISRO, expressed sadness at Valarmati Madam's untimely passing and noted that she will no longer be heard during the countdowns of ISRO's upcoming missions from Sriharikota.