1. Department of Astronomy and Astrophysics, Tata Institute of Fundamental Research, Mumbai 400005, Maharashtra, India
2. Center for Gravitation Cosmology and Astrophysics, University of Wisconsin–Milwaukee, Milwaukee, Wisconsin 53211, USA
3. Department of Physics and Astronomy, West Virginia University, P.O. Box 6315, Morgantown, West Virginia 26506, USA
4. Center for Gravitational Waves and Cosmology, West Virginia University, Chestnut Ridge Research Building, Morgantown, West Virginia 26505, USA
5. Department of Physics and Astronomy, Widener University, One University Place, Chester, Pennsylvania 19013, USA
6. Physik-Institut, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland