Kuntal Misra (1), Dave Pooley (2), Poonam Chandra (3,4), D. Bhattacharya (5), Alak K. Ray (6), Ram Sagar (1), Walter H. G. Lewin (7) ((1) Aryabhatta Research Institute of Observational Sciences, Manora Peak, Nainital, India, (2) Astronomy Department, University of California at Berkeley, Berkeley (3) National Radio Astronomy Observatory, Charlottesville (4) University of Virginia, Charlottesville (5) Raman Research Institute, Bangalore, India, (6) Tata Institute of Fundamental Research, Homi Bhabha Road, Mumbai, India, (7) Center for Space Research and Department of Physics, Massachusetts Institute of Technology, Cambridge)