tokens: This work is based on the data from NASA's GALEX spacecraft. GALEX is operated for NASA by the California Institute of Technology under NASA contract NAS5-98034. We acknowledge the NASA's Astrophysics Data System and NASA's SkyView facility ( http://skyview.gsfc.nasa.gov ) located at NASA Goddard Space Flight Center. Jyothy is grateful to Sri Mata Amritanandamayi Devi, the Chancellor of Amrita University for her spiritual guidance. Jyothy would like to thank Mr Sathyanarayanan for his help. We thank the referee for a prompt response and for pointing out inconsistencies in the first draft.
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