1. Korea Astronomy, and Space Science Institute (KASI), 776 Daedeokdae-ro, Yuseong-gu, Daejeon 305-348, Republic of Korea
2. Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital 263129, India
3. Indian Institute of Astrophysics, Kormangala (IIA), Bangalore 560034, India
4. University of Science & Technology, 176 Gajeong-dong, Yuseong-gu, Daejeon, Republic of Korea
5. Pt. Ravishankar Shukla University, Amanaka G.E. Road, Raipur, Chhatisgarh 492010, India