Bachelor of Science, Delhi University, New Delhi, 1960. Master of Science in Physics, Delhi University, New Delhi, 1962. Doctor of Philosophy in Physics, Gujurat University, Ahmedabad, India, 1973.
Postgraduate, Tokyo University, 1975.
Research associate, Physical Research Laboratory, Ahmedabad, 1972-1974;
visiting scientist, Physical Research Laboratory, Ahmedabad, 1975-1976;
reader, Indian Institute Geomagnetism, Bombay, 1977-1985;
associate professor, Indian Institute Geomagnetism, Bombay, since 1992. Research associate U. Edmonton, Alberta, Canada, 1984-1986. Pool officer Tata Institute Fundamental Research, Council Science and Industrial Research, Bombay, 1987-1990.
Member Indian Working Group for Atmospheric Science from Antarctica.
Married P.N. Iyer Rajaram, January 30, 1963.